Best Grout Pen for Whitening Bathroom Tiles That Actually Works
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Want grout that actually whitens and holds up in a bathroom? Go with a waterproof, acrylic pen—look for adjustable or replaceable tips, quick-dry formula, and clear cure instructions. Options like White Grout Pen or Groutastic work for small areas; NADAMOO and Rejuvenate give extra nibs and coverage; X‑Protector and Zonon are good value packs; for repairs use PentaUSA paste. Prep, test, and allow cure time for best durability — keep going and you’ll get picking and prep tips.
Key Takeaways
- Choose a waterproof, acrylic or resin-based grout pen for lasting whiteness and mildew resistance.
- Match tip width (2–5 mm) to your grout line for precise, streak-free coverage.
- Check coverage: small pens (7 mL) cover ~150 ft of 2 mm grout; buy multiples for full rooms.
- Prep: clean, dry, unsealed grout and prime the pen (20–30 pumps) for proper adhesion and flow.
- Expect cosmetic refresh only—reapply over time; use mortar-like filler kits for heavily damaged grout.
White Grout Pen Paint Marker (5mm, 7mL)
If you want a quick, waterproof fix for dingy grout without regrouting, this 5mm white grout pen (7 mL) is ideal for DIYers who need precise touch-ups on small to medium areas. You’ll prime the narrow cotton tip by pumping 20–30 times, shake only with the cap on, and avoid pressing hard to prevent wear. The water-based, non-toxic formula seals and covers up to 150 feet of thin 2 mm grout and works on tile, tubs, showers, counters, and patios. Test a small area—recently sealed grout may resist bonding—and contact the seller for replacement tips if needed.
Best For: DIY homeowners and renters needing a quick, waterproof grout touch-up for small to medium tile areas without full regrouting.
Pros:
- Waterproof, water-based non-toxic formula that seals and covers up to 150 ft of thin 2 mm grout.
- Narrow 5 mm cotton tip allows precise application for small or detailed grout lines.
- Works on many surfaces (tile, tub, shower, countertop, backsplash, patio) and is easy to prime and use.
Cons:
- Tip may wear down or be damaged if pressed hard; replacement tips require contacting the seller.
- May not bond to recently sealed grout—requires testing for absorption first.
- Limited volume (7 mL) may not be economical for large projects.
- LOOK BRAND NEW: Skip scrubbing tiles and use Grout Pen to paint and recolor your grout for a bright clean appearance
- USE ANYWHERE: Ideal for the bathroom, kitchen, and any other room that has floor or ceiling tiles
- LONG LASTING INK: Tackle small or large DIY projects with a pen that covers up to 150 feet of thin 2mm grout
- ADVANCED FORMULA: Non-toxic, water-based colorant that covers grubby grout stains making it look brand new again
- CAP COLOR: Use the color chart (see images) for most accurate color depiction. Pen cap represents each pen's color but is not expected to be the exact shade, do a small test area first
White Grout Paint Pen with Adjustable Tips
Choose the Groutastic White Grout Paint Pen when you want fast, precise restoration for narrow grout lines—its grip-style sponge applicator and three adjustable 2–3 mm tips give you control for tidy, professional-looking results on bathroom tiles. You’ll use this 1.0 fl oz water-based acrylic marker to restore, fill, and seal faded or cracked grout while resisting mildew and future staining. It dries quickly to a smudge-resistant, waterproof finish so areas become usable soon. Suitable for ceramic, porcelain, and natural stone, it includes extra nibs and works best after testing and pairing with a grout cleaner for lasting coverage.
Best For: homeowners, renters, and DIYers needing quick, precise restoration and sealing of narrow grout lines on bathroom and kitchen tiles.
Pros:
- Fast-drying, smudge-resistant waterproof finish that becomes usable shortly after application.
- Three adjustable 2–3 mm tips with extra nibs and grip-style sponge applicator for precise control on narrow grout lines.
- Water-based acrylic resists mildew and staining and is suitable for ceramic, porcelain, and natural stone.
Cons:
- Color may vary depending on original grout, lighting, and display—testing recommended before full application.
- Small 1.0 fl oz size may require multiple units for large areas or extensive grout repair.
- Best performance requires proper prep (grout cleaner) and may not adhere well to heavily damaged or improperly prepared grout.
- EASY GROUT RESTORATION: Instantly refresh and recolor grout lines with this easy-to-use grout paint pen. Ideal for covering stains, discoloration, and worn grout in kitchens, bathrooms, and showers.
- COLOR APPEARANCE NOTICE: Final color can vary significantly depending on your original grout color, surface condition, and lighting. Screen images may not exactly match the actual product. Always test on a small area first to confirm the desired color before full application.
- PRECISION APPLICATION TIP: Fine tip applicator allows for controlled, mess-free application directly onto grout lines for clean, even, and consistent coverage.
- WATERPROOF & DURABLE FINISH: Long-lasting formula helps protect grout from moisture, stains, and everyday wear while maintaining a clean, refreshed appearance.
- WORKS ON MULTIPLE SURFACES: Suitable for ceramic tile, porcelain tile, and most sealed grout lines in bathrooms, kitchens, floors, and shower walls.
NADAMOO Grout Renew White Touch-Up Paint Pens (2)
For quick, targeted grout brightening you’ll appreciate the NADAMOO Grout Renew pens—especially if you want an easy, mess-free fix for narrow grout lines in showers or sinks. You get a 5-piece kit: two 20 ml white pens, two replacement nibs, and a foldable 2-in-1 cleaning brush with a curved non-slip handle. The soft 4×8 mm nibs deliver smooth, water-resistant coverage—up to about 400 m on a 2 mm line per set—so you can restore, clean, and protect grout on tile walls and floors. Pens are lightweight and portable for quick touch-ups around kitchens, sinks, and bathrooms.
Best For: Homeowners and renters needing a quick, mess-free way to brighten and touch up narrow grout lines in kitchens, bathrooms, and showers.
Pros:
- Convenient 5-piece kit (2 pens, 2 replacement nibs, foldable cleaning brush) for complete touch-ups.
- Soft 4×8 mm nibs with smooth, water-resistant ink that restores and protects grout lines.
- High coverage—up to ~400 m on a 2 mm grout line per set—lightweight and portable for spot repairs.
Cons:
- White color limits use to matching grout shades; not suitable for dark or colored grout without mismatch.
- Pen-based application may be less durable or even than professional regrouting for severely damaged grout.
- Coverage estimate assumes ideal narrow 2 mm lines; wider or uneven grout will reduce actual coverage.
- 5 Pcs Grout Line Restorer Kit - 1 pcs Foldable Cleaning Brush + 2 pcs Grout Marker + 2 pcs Pen Nib Replacement.
- 2 white grout renew pens, 20g / 0.7 oz ink each, up to 400 meters coverage for 2mm narrow grout line. Soft pen nib allows a smooth flow. Works both on walls and floors. Clean and restore tile grout and leaves them looking clean and protected.
- Contains 2 pen nib replacement，if the original nib get dirty, you can easily change the nib yourself.
- Pen size: 25 mm in diameter, 135 mm in length. Pen nib size：4 mm in width, 8mm in length. Best for Home Sink, Kitchen, Showers, Bathroom Floor Tile Line.
- 2-in-1 foldable brush cleaner helps to quickly destory the dirt. The curved non-slip handle design perfectly fits your hand, ensuring powerful movements.
Rejuvenate Grout Renewer Pen — White Grout Restorer
Homeowners and renters who want a fast, low‑cost way to make dingy grout look new will find the Rejuvenate Grout Renewer Pen ideal, since its marker design lets you precisely cover stained lines without stripping tiles or resealing whole floors. You’ll shake and prime the reversible‑tip pen, then draw overlapping strokes on clean grout; wipe any color off tile immediately. Each two‑pack covers about 160 linear feet, is water‑resistant, non‑toxic, and creates a protective barrier against mold and mildew. The plastic pens weigh 1.6 ounces each, require no batteries, and include a manufacturer warranty and 30‑day return option.
Best For: Homeowners and renters who want a fast, precise, low-cost way to refresh dingy grout lines without stripping tiles or resealing entire floors.
Pros:
- Covers stained grout precisely with a marker-style reversible tip for neat application.
- Water-resistant, non-toxic, and creates a protective barrier against mold and mildew.
- Two-pack covers about 160 linear feet total and requires no special tools or batteries.
Cons:
- Requires clean grout and careful wiping of any color that contacts tiles to avoid stains.
- May need reapplication over time since it’s a surface colorant rather than a permanent regrout.
- Coverage per pen is limited for large projects, so multiple packs may be needed.
- Clean and restore the grout lines in an entire room
- Seals and protects grout lines in tile floors and shower stalls
- Creates a protective barrier against mold and mildew grout stains
- Non-Toxic, safe for children and pets
Grout Pen White 2-Pack with Extra Nibs
If you’re tackling small-to-medium grout touch-ups and want a quick, low-fuss fix, the PECTRO Grout Pen White 2-pack with extra nibs is a smart pick — it gives bright, durable coverage without bleach or messy prep. You get two 0.27 oz pens and four replacement nibs, ideal for revitalizing grout in kitchens, bathrooms, and showers. The waterproof, quick-drying formula creates a water-resistant seal that resists dirt and mold. Shake, press the tip, and draw along grout lines for precise results—no tools or mixing. It’s non-toxic, low-odor, and safe around family and pets for easy DIY maintenance.
Best For: Homeowners and renters needing a quick, low-fuss fix to brighten and refresh small-to-medium grout lines in kitchens, bathrooms, and showers.
Pros:
- Waterproof, quick-drying formula that creates a durable, water-resistant seal to resist dirt and mold.
- Comes as a 2-pack with four extra nibs for precision and extended use on multiple projects.
- Non-toxic, low-odor formulation safe to use around family and pets with no tools or mixing required.
Cons:
- Small 0.27 oz pen size may require multiple pens for larger areas or full-room regrouting.
- Bright white finish may not match existing grout colors if exact color matching is needed.
- Pen application can be less durable on heavily damaged or loose grout that requires full repair.
- Restore Grout Lines Instantly – Make old, stained grout look brand new with our waterproof grout pens. Perfect for refreshing tile lines in your kitchen, bathroom, and shower.
- 2 Pens + 4 Extra Tips – Includes two 0.27oz (8ml) grout markers and four replacement nibs. Ideal for multiple projects or detailed work with precision.
- Waterproof & Long-Lasting – The formula dries quickly and creates a durable, water-resistant seal to help prevent future dirt, mold, and discoloration.
- Bright White Finish – Delivers a clean, vibrant white that restores and brightens grout without using bleach or harsh chemicals.
- Easy DIY Application – Just shake, press the tip, and draw along the grout lines. Designed for both beginners and experienced users—no tools or mixing needed
Grout Pen Cream Tile Grout Paint Marker (3-Pack)
DIYers tackling dingy grout will appreciate the Grout Pen Cream 3-pack for its easy, precise application and instant whitening—each 7 mL pen with a narrow 5mm cotton tip is ideal when you want neat, controlled coverage on small to medium projects. You’ll use this waterproof, non-toxic, water-based colorant on tile, tubs, showers, backsplashes, countertops, and patios; expect up to 150 feet of thin 2mm grout per pen. Prime by pumping the dry tip 30+ times, shake only with the cap on, and avoid heavy pressure to prevent tip wear. Test a small area for color match and adhesion; it bonds best to unsealed grout.
Best For: DIY homeowners and renters who want a quick, low-cost way to refresh and whiten grout lines on small to medium tile projects with controlled, precise application.
Pros:
- Waterproof, non-toxic, water-based colorant that quickly brightens grout and seals unsealed grout lines.
- Narrow 5mm cotton tip allows for neat, precise application ideal for tight grout joints and detailed work.
- Economical 3-pack (7 mL each) with up to ~150 ft coverage per pen for thin 2mm grout, suitable for multiple small projects.
Cons:
- Designed for unsealed grout only; will not bond well to sealed grout and requires a water-absorption test first.
- Tip ships dry and requires 30+ pumps to activate; tip may wear down or be damaged if pressed too hard.
- Limited volume per pen and narrow tip make it slower for large areas compared with bulk recoloring products.
- LOOK BRAND NEW: Skip scrubbing tiles and use GROUT PEN to paint and recolor your grout for a bright clean appearance
- USE ANYWHERE: Ideal for the bathroom, kitchen, and any other room that has wall, counter, backsplash, shower, tub or floor tiles
- LONG LASTING INK: Tackle small or large DIY projects with a pen that covers up to 150 feet of thin 2mm grout
- ADVANCED FORMULA: Non-toxic, water-based colorant that covers grubby grout stains making it look brand new again
- CAP COLOR: Use the color chart (see images) for most accurate color depiction. Pen cap represents each pen's color but is not expected to be the exact shade, do a small test area first
Grout Paint Pen Kit (2-Pack) White
The Grout Paint Pen Kit (2-Pack) White is ideal for anyone looking to quickly freshen tired grout without regrouting—it’s a fast-drying, waterproof paste that fills and seals cracks and joints for an instant makeover. You get two white paste pens that repair holes, crevices and grout lines on tubs, sinks, showers, countertops and floors. Apply with masking strips, cut the tip, squeeze into the gap, then level with a scraper and remove stickers; let dry 24 hours. The water-resistant seal helps prevent dark stains and mildew in unventilated areas. Damallren provides customer support if you need help.
Best For: Homeowners or renters who want a quick, low-cost way to refresh and seal discolored or damaged grout lines in bathrooms, kitchens, and other tiled areas without regrouting.
Pros:
- Fast-drying, waterproof paste that fills and seals grout lines to prevent moisture and stains.
- Comes as a 2-pack for extra coverage and convenient touch-ups across multiple areas.
- Easy application with masking strips, cut tip, and scraper—no professional tools required.
Cons:
- Results are cosmetic and may not replace full regrouting for severely damaged or loose grout.
- Requires careful application and masking to avoid messy edges; can be hard to remove if applied incorrectly.
- Must remain dry for 24 hours to cure, which may be inconvenient for high-use areas.
- Powerful Grout Paint - Our grout repair kit is designed to repair holes and cracks or renew grout lines replacing the traditional tile grout pen, providing greater coverage capability, and helping to prevent the formation of dark stains and spots while preventing dirty grout. You can restore your home to its former glory by making improvements that can be done quickly from home without resorting to a professional.
- Suitable for Anywhere - Cleaning and coloring grout lines has never been easier. You can clean the appearance of your bathtub tiles, wash basins, bathroom toilet silicon sealant, kitchen, balcony sinks, floor tiles, wall tiles, and Windows using our grout pen with the help of our grout paint. The way it gives your home an instant makeover will surprise you. Our grout fillers are the ideal solution for repairing crevices, cracks, and grout lines.
- Waterproof - Our white grout is made with a water-resistant formula not only protects joints from moisture, is perfect for renewing kitchen and bathroom floors, and walls, but also gives all your bathroom, and kitchen surfaces, tile floors, countertops, or walls a fresh look. Tile grout repair kits are ideal for unventilated places.
- Easy to Use - 1. Keep the area around the gap completely dry. 2. Put stickers on both sides of the gap. 3. Unscrew the cap and cut through the tip of the tile grout agent. 4. Squeeze the tile grout paint evenly along the slit. 5. Use a scraper or a stick to scrape the filler in the gap flat. 6. Tear off the stickers outside the gap and wait 24 hours to dry. With just a few simple steps, you can restore your home to its former glory.
- Satisfaction Assured - Customer satisfaction always comes first. I am very confident about our tile grout sealer, but in case you have questions or are not satisfied with our grout sealer, please feel free to contact us, we ensure that we will give you a satisfactory answer. That way, you can go for it with confidence and not worry about wasting your money.
Tile Grout Repair Kit 2-Pack White (Fast Dry)
Choose this Tile Grout Repair Kit 2-Pack when you want a fast-drying, waterproof solution that fills and seals grout gaps on both vertical and horizontal surfaces. You get two easy-squeeze tubes of white acrylic-based grout filler, a scraper, caulking ball and masking tape to make application straightforward. Clean and dry gaps, tape edges, squeeze, smooth with the scraper and remove tape—then wait 24 hours to cure into a mortar-like, waterproof finish. The formula adheres firmly, resists cracking, peeling and fading, and covers stains better than a grout pen. It’s safe around pets and works on tile, stone and mosaic surfaces.
Best For: Homeowners, renters, and DIYers needing a fast-drying, waterproof solution to repair and refresh white grout on bathroom and kitchen tile, stone or mosaic surfaces.
Pros:
- Easy-to-use kit with two squeeze tubes, scraper, caulking ball and tape for a complete repair in one package.
- Fast-drying, acrylic-based formula that cures to a mortar-like, waterproof finish and resists cracking, peeling and fading.
- Covers stains and provides broader coverage than a grout pen; safe for use around pets.
Cons:
- White color only — not suitable if you need a different grout shade or precise color matching.
- Requires 24 hours to fully cure before heavy exposure to water or traffic.
- May require careful masking and smoothing for a seamless finish on large or highly visible areas.
- Clean Fill and Protect 3-in-1: This tile grout repair kit fills gaps on vertical or horizontal surfaces with smooth, long-lasting results. The formula provides waterproofing and reinforcement to protect gaps and prevent stains in brick grout
- Economical Gap Filling Solution: This versatile white fast-drying grout filler comes with a scraper, caulking ball, masking tape, and an easy-to-squeeze tube. No extra tools are needed, so you can easily apply and scrape to complete your tile grout repair, saving significant time and money compared to hiring a professional
- More Coverage than Grout Pen: This tile grout repair kit uses a new upgraded grout formula that transforms into a true mortar grout after drying, covering stains better than a grout pen and keeping them clean longer, leaving your floors looking brand new
- Gentle and Easy to Use: This shower grout repair kit features a gentle formula that's safe to use around pets. After cleaning and drying the gap, apply tape along the caulking, squeeze the caulking agent into the caulking, and smooth the paste with a scraper. Wait 24 hours for it to dry naturally for a brand new caulking
- Complete Kit Included: The package includes two tubes of white grout filler, a scraper tool, caulking ball, and masking tape, providing everything needed for comprehensive tile joint restoration and renewal in bathrooms, kitchens, and showers
Tile Grout Repair Kit 2-Pack with Sealer (White)
If you want a longer-lasting alternative to a grout pen that still works for quick, at-home fixes, this 2-pack grout repair kit is a smart pick—its resin filler cures into real mortar for durable, waterproof seams when sealed. You’ll get two squeezeable filler tubes, a scraper, and grout sealer so you can refill vertical or horizontal joints and seal them for moisture resistance. Clean and dry gaps, tape edges, squeeze filler, smooth, and let cure 24 hours. The cream formula resists dirt,’s pet-safe, and gives a smoother, tougher finish than a pen for economical DIY repairs.
Best For: home DIYers needing a more durable, waterproof alternative to grout pens for quick tile joint repairs in bathrooms, kitchens, and showers.
Pros:
- Resin filler cures into real mortar for longer-lasting, more durable repairs than a grout pen.
- Includes two filler tubes, scraper, and sealer for a complete, waterproof repair workflow.
- Easy-to-use cream formula suitable for vertical and horizontal surfaces; resists dirt and is pet-safe.
Cons:
- Requires 24 hours to fully cure, so not instant like some quick-touch products.
- May not match existing grout color or texture perfectly, especially on older or heavily stained grout.
- Limited quantity per kit may not be enough for large or multiple-room regrouting projects.
- More Coverage than Grout Pen: Our tile grout repair kit uses a new upgraded filling formula, which can be transformed into a real mortar grout after drying, which can cover stains better than Grout Pen and keep it clean longer. Make your floor look brand new.
- Clean Filling Protection Three-in-One: This white fast-drying grout filler is ideal for filling gaps. Whether you need to repair vertical or horizontal surfaces, our formula can achieve smooth and lasting results. It can also be used with a grout sealer, which is waterproof and reinforced to protect the gaps, keeping dirty brick seams away from you.
- Economical Gap Filling Solution: This versatile grout pen kit comes with a scraper and an easy-to-squeeze filling tube, which is convenient for you to apply and scrape to complete the tile gap repair. Compared with paying a professional team to come to your home for repair, you can save a lot of time and money.
- Gentle and Easy to Use: Our shower grout repair kit uses a gentle formula that is safe to use around pets. After cleaning and drying the gap, apply tape along the caulking, squeeze the caulking agent into the caulking, and smooth the paste with a scraper. Wait 24 hours for it to dry naturally, and you'll get a brand new caulking.
- Buy with Confidence: We always take customer satisfaction as our primary goal and provide high-quality after-sales service. If you encounter any problems when using our caulk repair kit, please feel free to contact us and we will provide you with the best solution.
White Grout Pen Paint 125ml (4.2oz)
Perfect for DIYers and busy homeowners who want quick, waterproof grout renewal, this 125 ml White Grout Pen delivers matte, fade-resistant coverage that restores grout lines without professional tools. You’ll get a 4.2 oz can (model GT81708) from Rainbow Chalk Markers LTD, non-toxic and stain resistant. Use it indoors or outdoors on tile, tubs, showers, countertops, backsplashes, sinks, walls, and patios. It covers up to 1,500 ft of narrow 2 mm grout, dries and fully cures in 24 hours, and stays waterproof. No brush included, but application is straightforward for fast, lasting grout color restoration.
Best For: DIY homeowners and renters who want a quick, waterproof, low-fuss way to restore and brighten narrow grout lines without hiring a pro.
Pros:
- Matte, fade-resistant, and waterproof finish that restores grout color and resists stains.
- Covers up to 1,500 ft of narrow 2 mm grout from a single 4.2 oz (125 ml) can.
- Non-toxic formulation suitable for indoor and outdoor use on tile, tubs, showers, counters, backsplashes, sinks, walls, and patios.
Cons:
- Brush not included, so you must supply your own applicator or tool.
- May require careful application on very wide or heavily damaged grout—best for narrow lines (2 mm).
- Full dry and cure time is 24 hours, which may be inconvenient for high-traffic areas.
- GROUT PEN IN A CAN: Same great formula as GROUT PEN now available in a 4.2oz can for larger projects (paint brush not included)
- A LITTLE GOES A LING WAY: Tackle larger DIY projects using your own paint brush, this 4.2oz can covers up to 1,500 feet of narrow 2mm grout
- USE ON UNSEALED GROUT ONLY: May not bond to sealed grout. Test grout with a few drops of water. If the grout does not absorb the water within a minute this means the grout is likely sealed.
- LOOK BRAND NEW: Skip scrubbing tiles and use GROUT PEN's grout paint recolor your grout for a bright clean appearance
- USE ANYWHERE: Ideal for the bathroom, kitchen, and any other room that has wall, counter, backsplash, shower, tub or floor tiles.
Grout Tile Repair Pens (5-Pack, White)
Homeowners and renters who want a fast, portable fix for dingy grout will appreciate this 5-pack of white grout repair pens — they’re made for quick touch-ups and come with five replacement nibs so you can freshen multiple seams without running out. You’ll get five lightweight plastic pens (YaoQiYou) that quickly recolor grout and cover stains, scuffs, or nicks on tile, ceramic, floors, walls, showers, patios and more. Clean and dry seams, shake, press the tip until ink flows, then draw along grout; wait about an hour between coats. Store easily, contact the seller for support if needed.
Best For: Homeowners and renters needing a quick, portable solution to refresh dingy or stained grout lines on tile surfaces without a major renovation.
Pros:
- Fast, easy touch-ups with quick-drying formula and simple pen application.
- Comes as a 5-pack with five replacement nibs, allowing multiple uses and extended coverage.
- Lightweight, compact, and suitable for various areas (bathroom, kitchen, shower, patio, floors, walls).
Cons:
- Pen formula may not match existing grout color exactly due to slight color variance and screen/display differences.
- Results are temporary and may wear on high-traffic or frequently wet areas compared with regrouting.
- Small pen volume means multiple coats or repeated applications may be needed for larger jobs.
- 【Restoring Surfaces Cleaning】: Tile gap fillers are quick-drying and can cover the stained seams between tiles and refresh the surfaces after painting, giving you a different home visual experience.
- 【Convenient to Use】: Shake the pen several times before use, press down the pen several times until the ink leaks out of the pen, and then paint according to the grout line.
- 【Easy to Carry】: The volume of tile gap filler is compact and easy to carry. The grout restorer pen is lightweight and portable, takes up very little space, and is easy to store.
- 【Wide Range of Uses】: Tile gap filler can be safely applied to kitchens, bathrooms, showers, porches, patios, walls, floors, and many dirty tiled areas.
- 【Package Included】:5x Tile Refill Pens(With Replacement Nib Tips)Please pay attention to the use steps,if you have any problems, please feel free to contact us. We will solve them for you within 24 hours.
Grout Pen 12-Pack White Tile Repair Markers
For anyone looking to quickly refresh dingy grout without a mess, the CHIMUYU 12-pack white grout pens deliver an easy, paint-like touch-up you can apply directly to tile lines. You’ll get twelve water-based, non-toxic, quick-dry pens designed to restore grout color on floors, walls, kitchens, bathrooms, balconies and more. They’re waterproof, anti-moist and resist dirt, so results last longer than a simple wipe. Replaceable nibs and extra widths help you cover gaps or narrow lines cleanly. No batteries needed; package is compact. Manufacturer warranty and seller support are available if you need help or have concerns.
Best For: Homeowners or renters who want a quick, low-mess way to refresh dingy grout lines on floors and walls without professional help.
Pros:
- Water-based, non-toxic, quick-dry formula that is waterproof, anti-moist, and resists dirt.
- Comes as a 12-pack with replaceable nibs and multiple widths to cover different grout sizes.
- Easy “paint-like” application for fast touch-ups in bathrooms, kitchens, balconies, and more.
Cons:
- White color only—may not match all grout shades or multi-colored grout areas.
- Pen application may require careful precision to avoid marking tiles; touch-ups may be needed over time.
- Performance and longevity can vary by surface condition and heavy-traffic areas, potentially requiring reapplication.
- A GOOD HELPER IN LIFE: Are you still worrying about how to remove those annoying stains from the kitchen, bathroom, kitchen, parlor, bedroom, balcony wall and floor? Now this magic professional grout tile pen will help you solve your troubles easily!
- WIDE APPLICATION AND EASY TO USE: The grout pen is suitable for the beautification of various wall and floor tile gaps, ceramic tile gaps fall off. You only need to apply the ink where you need it to get the perfect color after repair. Create as easy as painting!
- REPLACEABLE NIB: Each grout marker repair pen is equipped with a replaceable nib, and give you more options for writing width. If the original nib is dirty, you can easily replace the nib yourself.
- SAFE AND NON-TOXIC: The grout markers are made of water-based ink that is environmental, non-toxic, waterproof, anti-moist, anti-dirty, and quick dry.
- QUALITY CUSTOMER SERVICE: Your satisfaction is always our highest priority. If you don't feel 100% satisfied or have any questions, please feel free to contact us. We will solve your problem as soon as possible. If you love it, add it to the cart!
X-Protector Water Based Grout Marker – 2 PCS with 8 Tips, White
If you need a fast, low-effort fix to make dingy grout look new, the X-Protector Water Based Grout Marker—sold as a 2‑pack with eight interchangeable tips—lets you touch up narrow and wider grout lines quickly on ceramic, porcelain, or natural stone. You shake, press, and draw with narrow or round brush tips to restore white grout instantly. It’s water based, so it isn’t water resistant; avoid wet areas until cured and expect periodic reapplications. Each lightweight pen (5.59 x 0.59 inches) comes with a 100% satisfaction guarantee and customer support if results don’t meet expectations.
Best For: Homeowners or renters who want a quick, low-effort way to brighten dingy grout lines on ceramic, porcelain, or natural stone without professional help.
Pros:
- Quick application with narrow and round brush tips for both precise and broader coverage.
- Comes as a 2-pack with 8 interchangeable tips for extended use and versatility.
- Water-based formula gives an instant like-new appearance and includes a 100% satisfaction guarantee.
Cons:
- Not water resistant, so avoid wet areas until fully cured and expect reapplications over time.
- Limited durability compared to professional grout sealing or replacement.
- Small pen size may require multiple applications for large areas.
- ✌️ Tired of discolored or dirty grout lines ruining the look of your tiles? Want to bring back that fresh, clean look? Easy! X-Protector Tile Grout Marker is here to help you!
- ✌️ Easy to Use - Simply shake, press, and draw! X-Protector white grout for tile provides instant results. Just follow the easy steps on the packaging, and you'll have like-new grout lines in minutes!
- ✌️ Perfect for Any Tile Surface - X-Protector tile pen for grout work on ceramic, porcelain, and even natural stone tiles - wherever your grout needs a quick touch-up, these pens will do the job!
- ✌️ Versatile Brushes Included - X-Protector grout whitener comes with both a narrow brush for precise application and a round brush for broader coverage, ensuring perfect results on any grout line!
- ✌️ 100% Satisfaction Guaranteed! If You're Not Thrilled with the Results, Just Let Us Know! Order Now Without Risk - Press the Button "Add to Cart"! Restore Your Tiles with Confidence!
Zonon Grout Repair Sealer Pens (White, 8-Pack)
Choose the Zonon Grout Repair Sealer Pens when you want a quick, low-effort way to refresh grout lines—especially if you’re tackling small bathroom, kitchen, or shower touch-ups yourself. You get eight white, acrylic, water-based pens (approx. 14 cm, 4.5 mm tip) that seal and cover stained seams on tiles and walls. Shake well, press the tip until ink flows, clean and dry grout, then mark along lines; recap to avoid drying. The formula’s waterproof and the durable tip suits many areas—floors, showers, patios. No batteries required; check Zonon’s warranty and expect slight color or measurement variances.
Best For: Homeowners or DIYers needing a quick, low-effort way to refresh and seal small grout lines in bathrooms, kitchens, showers, and other tiled areas.
Pros:
- Affordable multipack (8 pens) for covering multiple touch-ups or rooms.
- Waterproof, acrylic water-based formula with a durable 4.5 mm tip for easy application on grout and tile.
- Simple use—shake, prime tip, clean/dry grout, apply—no tools or batteries required.
Cons:
- White color may not perfectly match all grout shades and can vary slightly from display images.
- Pens may not be ideal for large-scale regrouting or heavily damaged grout—best for touch-ups.
- Tip and ink flow can dry out if not capped properly, limiting longevity per pen.
- What you can receive: this package comes with 8 pieces of grout repair pens in the same color, and the enough quantity will meet your daily needs of use and replacement, which would play an important role in improving your home decor; And the length of the grout tile pen is approx.14 cm long, the pen point measures about 4.5 mm, it's easy for you to hold
- Clean floor and tile: these grout tile markers will spread over stained seams between tiles, and give a fresh and clean look to the floor after painting, which can provide you with a different visual experience
- Easy to use: please shake the grout tile marker pen several times before using, then press the tip of the pen until the ink leaks out; In addition, the acrylic pen tip is durable and easy to operate, remember to close the cap after use to avoid the ink being evaporated
- Wide applications: the grout restorer pen can be applied safely for kitchen, bathroom, living room, shower stall, porch, patio, wall, floors, and many tiles areas, which can make your home looks more neatly
- Quality material: each grout tile pen is mainly made of trustworthy water-based material, which is safe and durable, and it can serve you for a long time
PentaUSA White Tile Grout Repair Kit (8.8oz)
Homeowners who want a quick, low-odor fix will appreciate the PentaUSA White Tile Grout Repair Kit; its squeezable, premixed paste lets you apply white, sanded-grout results without mixing or strong fumes. You’ll get an 8.8 oz tube of water-based, odorless paste that cures to real sanded grout, is waterproof, and dries fast. It repairs, fills, and renews grout on floors, walls, showers, tubs, sinks, and pool surrounds. Non-toxic and eco-friendly, it’s safe for normal use without gloves. Follow instructions for wet areas to guarantee lasting protection against stains and grubby buildup.
Best For: Homeowners and DIYers needing a quick, low-odor, premixed solution to repair and renew white sanded grout on floors, walls, showers, tubs, sinks, and other tile surfaces.
Pros:
- Fast-drying, premixed squeezable paste — no mixing required and easy to apply like caulk.
- Water-based, odorless, non-toxic and eco-friendly for safer indoor use.
- Cures to real sanded grout that is waterproof and helps prevent stains and dirty buildup.
Cons:
- Only available in white (may require touch-ups or color-matching for other grout shades).
- Tube size (8.8 oz) may be insufficient for large projects or extensive regrouting.
- Proper performance in constantly wet areas depends on carefully following instructions; user error can reduce waterproofing.
- Real Acrylic Sanded Grout Formula - Not Paint, Real Grout PentaUSA tile grout repair kit is a premixed squeezable sanded grout that hardens into real grout after drying. Apply from tube like caulk - no mixing, no trowels needed. For deep grout gaps, apply 1mm(1/32”) per coat, let dry, add another layer with no depth limit. Works on ceramic tile, porcelain, marble, travertine and natural stone. Perfect grout pen alternative for DIY beginners wanting real grout repair, not temporary paint.
- Fast Drying Grout Repair - Fix Your Shower and Use It the Same Day Skip the 24 hours wait. PentaUSA fast drying grout repair sets in ~2 hours so you can fix cracks in the morning and shower later the same day. One 8.8 oz tube covers up to 17 sq ft (12"x12" tile, 1 mm / 1/32" joints, incl. waste), making it ideal for shower grout repair, bathroom grout repair, and quick kitchen tile touch-ups. Perfect for renters, Airbnb hosts, and homeowners. Grout fix delivers pro results without regrouting.
- Waterproof Triple Protection - Repairs, Renews and Fills PentaUSA grout repair waterproof grout line filler provides triple protection: fills missing grout gaps, repairs cracked lines and renews discolored joints to pure white. Stain resistant barrier blocks moisture and unwanted buildup. Use anywhere - showers, bathtubs, bathroom floors, kitchen backsplashes, laundry rooms, pool tile and window sills. Real structural grout restore and rebuild, not just cosmetic tile grout recolor or whitening.
- Safe, Odorless and Eco-Friendly - Confidence in Any Room Premixed grout repair paste is non-toxic, odorless and eco-friendly - safe around children and pets. No harsh fumes, no VOCs, no bleach. Water-based formula needs no gloves, no ventilation, no respirator. Thick consistency stays in grout lines without dripping. Included scraper makes smoothing and cleanup simple. Our grout refresh is designed for easy DIY so even first-time users get clean, even results on the first try.
- Professional-Grade American Formula - Trusted Tile Grout PentaUSA grout repair white features a professional-grade sanded grout repair formula from a small American business. Kit includes premixed grout tube and precision scraper - everything for tile floor, wall, or shower repair. Need more coverage? Multiple tube sizes available. Designed for quality, ease of use, and durability. Stop regrouting - start repairing with PentaUSA grout restore white.
Factors to Consider When Choosing a Grout Pen for Whitening Bathroom Tiles
When choosing a grout pen, you’ll want to check compatibility with your grout type so the formula adheres and lasts. Consider pigment opacity and tip size/shape for coverage precision, plus estimated yield to know how much area one pen will cover. Also factor drying and full cure time to avoid smudges and regrout traffic too soon.
Grout Material Compatibility
Because grout varies in composition and surface condition, you should confirm compatibility before using a whitening grout pen to avoid poor adhesion or uneven color. First, perform a water-drop test: if water soaks in within a minute, the grout is unsealed and likely to accept pen colorants. Match the pen’s formulation to the grout type—water-based acrylic or paint pens work for cementitious, sanded grout but won’t bond to silicone, epoxy, or recently sealed surfaces. For epoxy or polymer-modified grout, buy a pen labeled for non-porous or epoxy grout. Check grout width and texture: fine-tipped pens suit 1–3 mm smooth lines; very wide or eroded joints need filler first. Always test on a small, cleaned section to verify adhesion and final appearance.
Pigment Opacity Level
While choosing a grout pen, pay close attention to pigment opacity since it determines how many coats you’ll need and how well stains will be masked. You want high-opacity pigments when covering discoloration because they cut application time and lower the risk of uneven buildup. Opaque formulas hide deep stains and color variation better; expect 2–3 coats for darkly stained grout even with mid-opacity pens. Opacity depends on pigment concentration and the carrier—water-based pens with heavier pigment loads give stronger coverage but may dry thicker and show strokes. Compare manufacturer coverage ratings (linear feet per unit for a given grout width) to judge real-world opacity. For narrow 2–3 mm lines, pick a high-opacity pen to reach full whiteness with minimal passes.
Tip Size And Shape
Pick the right tip size and shape and you’ll make whitening grout faster and neater. For thin grout lines, choose narrow tips (about 2–5 mm) to keep pigment off tile edges; wider tips cover quicker but risk smudging. Tip shape matters: rounded or bullet-style tips give smooth, consistent lines on straight joints, while chisel or angled tips let you follow corners and variable-width grout more easily. Consider tip material too—cotton/felt tips flow evenly but can fray under heavy pressure; synthetic brush tips hold their shape longer for repeated use. Replaceable or adjustable tips add versatility so you can swap nib sizes for different tiles. Finally, prefer pens with pre-saturated or easily primed tips to avoid long setup pumps.
Coverage And Yield
Several factors determine how far a grout pen will go, so calculate coverage before you buy to avoid running out mid-project. Convert your grout width and length into linear feet because most pens list yield for a 2 mm grout line; that gives a baseline estimate. Expect yield to fall if your lines are wider or deeper—coverage for “thin 2 mm grout” can drop dramatically. Check pen volume and tip size (for example, a 7 mL pen with a 5 mm tip covers more than a tiny marker), and consider refillable systems for higher total coverage. Factor substrate porosity: unsealed, absorbent grout soaks up product and reduces effective coverage. Finally, add 10–20% extra for touch-ups, multiple coats, and absorption variability.
Drying And Cure Time
Coverage tells you how much product to buy, but drying and cure time determine when you can use the space again. Dry time—when the surface feels dry—usually runs 30 minutes to 2 hours for water‑based grout pens, so don’t plan heavy traffic then. Full cure often takes about 24 hours, sometimes up to 48 for thick coats or high humidity. Humidity and temperature matter: cool, damp conditions can double times; warm, dry speeds them up. If you apply multiple coats, wait the manufacturer’s intercoat window (commonly 30–60 minutes) to avoid streaking or lifting. As a rule, keep grout dry and uncleaned for at least 24 hours, and delay heavy foot traffic or steam exposure up to 72 hours for best results.
Water Resistance Durability
Often, you’ll want a grout pen that’s formulated to resist water and mildew so the whitening finish holds up through showers, mopping, and humidity. Choose a waterproof or water-resistant formulation that explicitly claims mildew and stain resistance, especially for shower floors and tub surrounds. Verify any stated durability metrics and remember treated grout will need reapplication over time depending on moisture exposure. Faster-drying, quick-cure pens can be walkable sooner, but allow the full cure time—commonly about 24 hours—before wetting to achieve maximum water resistance. Prefer pens that form a sealed barrier for high-moisture areas. Finally, test a small, inconspicuous strip and simulate wet conditions after cure to confirm the pen’s adhesion and water resistance before treating large areas.
Ease Of Application
Water resistance matters, but how easy the pen is to use will determine whether your whitening job looks professional or messy. Pick a tip size that matches your grout width—about 2–5 mm for narrow to standard lines—so you get precise, even coverage without smudging onto tile. Choose pens with simple priming (pump or press the tip 20–30 times) and clear activation steps to avoid uneven flow at the start. Prefer water-based, quick-dry, “walkable” or “smudge-resistant” formulas so you can use the area soon after application. Look for ergonomic barrels, sponge/grip-style tips, visible color caps, and replaceable or extra nibs with secure caps to maintain steady strokes and extend the pen’s usable life.
Frequently Asked Questions
How Long Does Whitened Grout Stay Bright Before Needing Reapplication?
You’ll usually get 6–12 months of bright grout before you’ll need to reapply, though high-traffic or wet areas can fade faster. To extend results, you’ll want to clean regularly with a pH-neutral cleaner, avoid harsh scrubbing, and seal grout if the product recommends it. Touch up spots as they dull rather than redoing everything, and expect faster fading in showers, floors, or homes with hard water.
Can Grout Pens Be Used on Colored or Stained Grout Safely?
Yes — you can use grout pens on colored or stained grout, but results vary. You’ll need to match the pen shade carefully, test an inconspicuous spot first, and work slowly to avoid uneven coverage. Some pens may lighten or alter the original tone, especially on older or heavily stained grout. For best results, clean and dry grout thoroughly before application, and consider a small-area trial to confirm color compatibility.
Are Grout Pens Safe for Use Around Children and Pets?
They’re generally safe once fully dry, but you’ll want to be cautious. During application, keep kids and pets away, ventilate the area, and wear gloves — some pens contain solvents or pigments that can irritate. After the grout pen cures (check manufacturer drying time), fumes and touch risk drop considerably. If anyone has allergies or sensitivities, consider using low-VOC products or wait until the area is well-ventilated and completely dry.
Will Grout Pens Prevent Mold and Mildew Growth Long-Term?
No, grout pens won’t prevent mold and mildew long-term on their own. They temporarily seal and hide stains, and some include antimicrobial additives that slow regrowth, but they don’t fix underlying moisture, poor ventilation, or cracked grout. You’ll need to address leaks, improve airflow, and regrout or apply proper sealers periodically. If you maintain dry conditions and reapply treatments as recommended, you’ll reduce mold recurrence markedly over time.
Can I Use Grout Pens on Shower Floors and High-Traffic Areas?
Think of a grout pen like a fresh coat of paint on a well-traveled bridge: it helps, but it isn’t the bridge’s backbone. Yes, you can use grout pens on shower floors and high-traffic areas for cosmetic brightening, but they’ll wear faster there. You’ll need to reapply more often and pair them with proper cleaning, sealing, and ventilation to protect against moisture and abrasion, or results won’t last.
Conclusion
You’re set: pick a grout pen that fits your budget and tile spacing, apply steadily, and let it cure—think of it like using a quill with modern ink. The right pen makes tired grout look new without a full regrout, and replaceable tips or a water-based formula extend value. Test first, wipe excess quickly, and keep ventilation on. With careful prep and regular touch-ups, your bathroom will stay bright and fresh.
bathroom tiles, grout pen, waterproof finish
