---
title: "Grout Brush — $101K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/grout-brush"
last_updated: "2026-08-12T04:25:20.108Z"
locale: en
meta:
description: "Amazon product research for grout brush: $101K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for grout brush: $101K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Grout Brush — $101K/mo Amazon US Product Research (2026)"
---
# **Grout Brush**
**Worth a look**
Shows searches that convert (13.1% search→purchase), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 81Growth 21Conversion 96Competition 53Returns 96Price range 29Avg price 36Brand share 68Review moat 23Quality gap 37
**Conversion**
**Incredible****13.1%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Market size**
**Great****$1.2M**
$1.2M/yr · 893K searches
**Brand share**
**Good****64%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$10.35**
avg listing price — sweet spot $15–$100
**Price range**
**Okay****$2.91–$19.85**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Bad****7,594.57**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-7.1%**
90-day search growth — must beat 0% to launch
## **Is grout brush profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, grout brush is a $1.2M/yr Amazon United States market (893K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Jul. Verdict: Worth a look — 57/100.
Data updated Jul 12, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **grout brush market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **100K–125K**
- avg 5,000–6,000/product
- **Revenue / yr**
- **$1.0M–$1.3M**
- units × avg price
- **Conversion rate**
- **13.1%**
- **Avg BSR**
- **#68**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **76%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **43 months**
- **Avg seller age**
- **163 days**
## **Competition: brands, sellers & click share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**16 **▼falling
**Sellers**
**87**
**Top-5 brand share**
**64%**
Top 20: 100%
**Top-5 click share**
**53%**
Top 20: 99%
**Open market**
**30%**
- Lumkew31% - OXO9% - MR.SIGA9% - Betanull8% - SetSail7% - Fox Trot6%
## **grout brush demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -7.1% search growth over the last 90 days.
30K20KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/health-household/grout-brush/trend)
## **Top grout brush search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **grout brush**460K/yr-7.4%11.3% conv. - **grout cleaner brush**75K/yr-18.3%11.1% conv. - **grout cleaning brush**52K/yr-1.6%9.9% conv. - **grout scrubber**58K/yr-16.3%6.2% conv. - **tile brush**30K/yr+2.1%5.0% conv. - **grout brushes for cleaning**16K/yr+57.9%13.4% conv. - **tile cleaning brush**28K/yr-14.4%3.6% conv. - **grout cleaning tool**23K/yr-11.0%3.1% conv. - **grout scrub brush**18K/yr+8.2%10.9% conv. - **tile grout brush**17K/yr-8.5%8.8% conv. [**All search terms **](https://flapen.com/research/us/health-household/grout-brush/search-terms)
## **Top grout brush products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$121K20%$242K30%$363K40%$483K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Lumkew Grout Cleaner Brush V Shape Stiff Grout Cleaning Brushes for Tile Floor Handheld Grout Scrub Brush Set for Shower Bathroom Kitchen Household Use 2 pcs**Lumkew**$6.83**4.6★1,849 rev](https://www.amazon.com/dp/B0BRL6ZHV8) [2**Betanull Crevice Cleaning Brush Set Multi-Purpose Hard Bristle Brushes for Deep Cleaning Kitchen Bathroom Grout Sink Cup Teapot Bottle Blender Corners Tight Spaces & More**Betanull**$9.72**4.6★2,185 rev](https://www.amazon.com/dp/B0CKFGNR71) [3**Lumkew Grout Cleaning Brush V Shape Stiff Grout Cleaner Brush for Floors Tile Grout Scrubber Bathroom Shower Corner 1 Pcs**Lumkew**$8.66**4.5★365 rev](https://www.amazon.com/dp/B0DSTCDSCH) [4**MR.SIGA Heavy Duty Grout Scrub Brush with Long Handle Shower Floor Scrubber for Cleaning Tile Scrub Brush with Stiff Bristles**MR.SIGA**$19.85**4.5★7,027 rev](https://www.amazon.com/dp/B09CH3S33T) [5**SetSail Grout Cleaner Brush with Long Handle V-Shaped Floor Scrub Brush Swivel Grout Brush Stiff Bristle Floor Grout Scrubber for Bathroom Tile Line Crevice Kitchen Wall Deck Garage White Grey**SetSail**$10.00**4.5★916 rev](https://www.amazon.com/dp/B0F211MPQJ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**JiedHiur 11Pcs V-Shaped Grout Cleaning Brush Set with Stiff Bristles Crevice Cleaning Brush and Steel Scraper Deep Cleaning Supplies for Cleaning Bathrooms Kitchens Tiles and Windows**JiedHiur**$9.52**34 rev4mo ago](https://www.amazon.com/dp/B0GSN6V8MJ) [**IVYROLL Grout Brush with Long Handle Grout Cleaner Brush for Tile Floors Stiff Bristles for Crevice Tile Line Shower Kitchen Bathroom**IVYROLL**$10.11**320 rev11mo ago](https://www.amazon.com/dp/B0FM85FH5G) [**15pcs Crevice Cleaning Brush Hard Bristle Scrub Brushes Tools Multifunctional Grout Brush for Home Bathroom Ktichen Window and Corners**AONEZ**$5.79**743 rev1y ago](https://www.amazon.com/dp/B0FF4515N3) [**Lumkew Grout Cleaning Brush V Shape Stiff Grout Cleaner Brush for Floors Tile Grout Scrubber Bathroom Shower Corner 1 Pcs**Lumkew**$8.66**365 rev1y ago](https://www.amazon.com/dp/B0DSTCDSCH) [**Grout Brush with Long Handle & Hard Bristle Crevice Cleaning Brush Grout Cleaner for Tile Floors Floor Scrubber for Tile Grout Line Household Use Multipurpose Gap Cleaning Tools by Foxtrot Living**Fox Trot**$17.52**5,184 rev1y ago](https://www.amazon.com/dp/B0D65G1R96)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**JiedHiur 11Pcs V-Shaped Grout Cleaning Brush Set with Stiff Bristles Crevice Cleaning Brush and Steel Scraper Deep Cleaning Supplies for Cleaning Bathrooms Kitchens Tiles and Windows**JiedHiur**$9.52**4.4★**▲ 283%**](https://www.amazon.com/dp/B0GSN6V8MJ) [**CLEANGOR Grout Cleaner Brush V Shape Stiff Grout Cleaning Brushes for Tile**CLEANGOR**$5.65**4.5★**▲ 168%**](https://www.amazon.com/dp/B0FLCPY8G1) [**Grout Brush with Long Handle & Hard Bristle Crevice Cleaning Brush Grout Cleaner for Tile Floors Floor Scrubber for Tile Grout Line Household Use Multipurpose Gap Cleaning Tools by Foxtrot Living**Fox Trot**$17.52**4.4★**▲ 105%**](https://www.amazon.com/dp/B0D65G1R96) [**15pcs Crevice Cleaning Brush Hard Bristle Scrub Brushes Tools Multifunctional Grout Brush for Home Bathroom Ktichen Window and Corners**AONEZ**$5.79**4.7★**▲ 88%**](https://www.amazon.com/dp/B0FF4515N3) [**OXO Good Grips Grout Brush**OXO**$8.20**4.6★**▲ 44%**](https://www.amazon.com/dp/B00004OCLR)
**~~View all trending →~~**
## **What reviews say buyers love and hate about grout brush**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Cleaning**33%
*“Great for cleaning”*
**Quality-Overall**10%
*“Excellent product”*
**Ease Of Use**9%
*“Ease of use”*
**Value For Money**8%
*“Great deal”*
**Efficiency**7%
*“It works beautifully”*
**Advertised Vs Actual Product**5%
*“As described”*
**Strength**4%
*“This kit is so useful and very sturdy”*
**Durability**3%
*“Durable material”*
**Size-Overall**3%
*“They are perfect sizes to get in every small space”*
**Brush Quality**2%
*“A great variety of brushes”*
### **What buyers complain about **
**Ease Of Cleaning**16%
*“a bit harder to clean”*
**Strength**9%
*“Flimsy plastic”*
**Quality-Overall**6%
*“lower quality”*
**Size-Overall**6%
*“Not as small as I thought the brushes would be”*
**Durability**6%
*“Fell apart”*
**Functionality-Overall**5%
*“didn't work”*
**Hard Feel**5%
*“black brushes are too soft”*
**Rusts/Corrodes**4%
*“The metal rusts immediately”*
**Ease Of Use**3%
*“Hard to use”*
**Value For Money**2%
*“what I thought was going to be a great deal turned out to be a waste of money”*
### **Top return reasons **
**Size-Overall**31%
**Advertised Vs Actual Product**10%
**Functionality-Overall**9%
**Cleaning Modes**8%
**Value For Money**6%
**Quality-Overall**5%
**Hard Feel**4%
**Defective Material/Parts**4%
**Strength**4%
**Product Condition**2%
## **Common grout brush questions**
- **Is grout brush profitable to sell on Amazon United States?**
- The niche generates $1.2M/yr across 21 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -7.1%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the grout brush niche?**
- 16 brands and 87 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 64% of demand.
- **What do buyers complain about in grout brush?**
- Top complaints mined from reviews: Ease Of Cleaning, Strength, Quality-Overall. The return rate is 0.8%.
- **When does demand for grout brush peak?**
- Demand peaks in Jul; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the grout brush niche?**
- Listings span $2.91–$19.85; the average listing price is $10.35 (sweet spot $15–$100). The average incumbent carries 7,595 reviews — the moat a new listing must climb.
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