Is stonetech mold and mildew remover profitable to sell on Amazon United States?

The niche generates $275K/yr across 7 tracked products. 90-day search growth is +0.7%. Flapen's verdict: Skip it (49/100).

How competitive is the stonetech mold and mildew remover niche?

4 brands and 22 sellers compete. The top 5 products take 94% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in stonetech mold and mildew remover?

Top complaints mined from reviews: Smell, Functionality-Overall, Leak-Proof. The return rate is 0.9%.

What does it cost to enter the stonetech mold and mildew remover niche?

Listings span $15.68–$37.65; the average listing price is $26.17 (sweet spot $15–$100). The average incumbent carries 1,314 reviews — the moat a new listing must climb.

stonetech mold and mildew remover

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Conversion

Incredible16.2%

search→purchase rate — share of searches ending in a sale

Returns

Incredible0.9%

return rate — above 5% kills the launch gate

Avg price

Incredible$26.17

avg listing price — sweet spot $15–$100

Price range

Incredible$15.68–$37.65

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Good1,314.43

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Market size

Okay$275K

$275K/yr · 65K searches

Growth

Okay+0.7%

90-day search growth — must beat 0% to launch

Competition

Bad94%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, stonetech mold and mildew remover is a $275K/yr Amazon United States market (65K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 49/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

stonetech mold and mildew remover market data

Units sold / yr: 10K–13K; avg 1,000–1,250/product
Revenue / yr: $262K–$327K; units × avg price
Conversion rate: 16.2%
Avg BSR: #66
Page quality: 0%
Prime: 100%
Sponsored: 57%
Out of stock: 12.6%
Avg brand age: 92 months
Avg seller age: 171 days

Competition & brand share

The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 rising

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

94%

Top 20: 100%

Open market

StoneTech74%
Laticrete20%
30 SECONDS3%
Marblelife3%
Open — no brand owns it (0%)

Demand

Weekly Amazon search volume, last 44 weeks — +0.7% search growth over the last 90 days.

Open Trend

Top stonetech mold and mildew remover search terms

stonetech mold and mildew remover24K/yr -7.4%20.2% conv.
stonetech15K/yr +22.0%7.2% conv.
stonetech mold & mildew stain remover5K/yr +41.6%21.9% conv.
stone tech mold and mildew stain remover5K/yr -22.6%24.3% conv.
marblelife mold and mildew remover6K/yr -19.1%5.1% conv.
stone tech4K/yr +10.5%8.5% conv.
marblelife4K/yr -16.1%3.7% conv.
marble mold and mildew remover3K/yr -9.0%10.7% conv.

All search terms

Top stonetech mold and mildew remover products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

StoneTech Mold & Mildew Stain Remover 24OZ (709ML) Spray Bottle

StoneTech$18.264.4★1,490 rev

StoneTech Mold and Mildew Stain Remover Cleaning Kit | Kitchen Patio Shower and Bathroom Cleaner for Natural Stone Tile and Grout 2-Pack 24-Ounce Spray with Microfibers and Crevice Brushes

Laticrete$37.654.6★80 rev

StoneTech Stone & Tile Cleaner 24OZ (709ML) Spray Bottle

StoneTech$15.684.4★691 rev

STONETECH Stone & Tile Cleaner 1 Gallon (3.8L) Bottle

StoneTech$34.894.6★444 rev

StoneTech Stone & Tile Cleaner Spray Daily Cleaner for Granite Marble Ceramic Porcelain & Stone Removes Spills Dirt & Grease pH Neutral - 2-Pack 24oz each + 2 Microfiber Cloths

StoneTech$35.024.5★33 rev

Newest

by launch date

StoneTech Stone & Tile Cleaner Spray Daily Cleaner for Granite Marble Ceramic Porcelain & Stone Removes Spills Dirt & Grease pH Neutral - 2-Pack 24oz each + 2 Microfiber Cloths

StoneTech$35.0233 rev

1y ago

StoneTech Mold and Mildew Stain Remover Cleaning Kit | Kitchen Patio Shower and Bathroom Cleaner for Natural Stone Tile and Grout 2-Pack 24-Ounce Spray with Microfibers and Crevice Brushes

Laticrete$37.6580 rev

1y ago

30 SECONDS Pro Mold and Mildew Stain Remover | Scrub Free | Brighter Results Instantly | Ready To Use | 32 Fl. Oz.

30 SECONDS$16.865,663 rev

2y ago

StoneTech Mold & Mildew Stain Remover 24OZ (709ML) Spray Bottle

StoneTech$18.261,490 rev

14y ago

Marblelife InterCare Marble and Travertine Natural Stone & Terrazzo Liquid Cleaner Shower & Tile Surface Care Floor Walls & Countertop Cleaner and Degreaser 32 oz

Marblelife$24.86800 rev

15y ago

What buyers say about stonetech mold and mildew remover

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Cleaning17%

“Cleans great”

Efficiency16%

“Works perfectly”

Quality-Overall15%

“Overall, this is a reliable, professional-strength cleaner that delivers exactly what it promises”

Advertised Vs Actual Product13%

“Exactly as advertised”

Smell6%

“little smell”

Ease Of Use4%

“Easy and fast to use”

Value For Money3%

“Worth the money”

Spray/Flow3%

“Its spray ability was good”

Product Condition2%

“just like new”

Strength2%

“Powerful stuff”

What buyers complain about

Smell18%

“STRONG odor”

Functionality-Overall13%

“they never worked”

Leak-Proof11%

“Leaked everywhere”

Ease Of Cleaning8%

“I just couldn't get it clean”

Stain Resistance8%

“Stain can reappear”

Value For Money7%

“Waste of money”

Advertised Vs Actual Product3%

“not as advertised”

Color2%

“Lots of little grey and black marks”

Color Fading/Discoloration1%

“Had black discoloration. probably mold😳”

Instructions/User Manual/Troubleshooting1%

“a lot of peopls do not read instructions”

Top return reasons

Leak-Proof46%

Stain Resistance15%

Functionality-Overall10%

Advertised Vs Actual Product8%

Smell5%

Material Quality2%

Value For Money1%

Moist/Dry1%

Product Condition1%

Rusts/Corrodes1%

Common questions

Is stonetech mold and mildew remover profitable to sell on Amazon United States?: The niche generates $275K/yr across 7 tracked products. 90-day search growth is +0.7%. Flapen's verdict: Skip it (49/100).
How competitive is the stonetech mold and mildew remover niche?: 4 brands and 22 sellers compete. The top 5 products take 94% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in stonetech mold and mildew remover?: Top complaints mined from reviews: Smell, Functionality-Overall, Leak-Proof. The return rate is 0.9%.
What does it cost to enter the stonetech mold and mildew remover niche?: Listings span $15.68–$37.65; the average listing price is $26.17 (sweet spot $15–$100). The average incumbent carries 1,314 reviews — the moat a new listing must climb.