Is fountain cleaner profitable to sell on Amazon United States?

The niche generates $134K/yr across 6 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +95.4%. Flapen's verdict: Worth a look (53/100).

How competitive is the fountain cleaner niche?

3 brands and 43 sellers compete. The top 5 products take 96% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in fountain cleaner?

Top complaints mined from reviews: Functionality-Overall, Plant Growth, Value For Money. The return rate is 0.7%.

When does demand for fountain cleaner peak?

Demand peaks in May–Jun–Jul–Aug–Sep; the busiest month runs 5.1× the quietest.

What does it cost to enter the fountain cleaner niche?

Listings span $16.52–$63.54; the average listing price is $39.98 (sweet spot $15–$100). The average incumbent carries 5,295 reviews — the moat a new listing must climb.

fountain cleaner

Worth a look

Shows searches that convert (21.6% search→purchase), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Conversion

Incredible21.6%

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

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Avg price

Incredible$39.98

avg listing price — sweet spot $15–$100

Price range

Incredible$16.52–$63.54

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

Growth

Great+95.4%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay$134K

$134K/yr · 16K searches

Review moat

Bad5,295

avg incumbent reviews — the moat a new listing must climb

Competition

Bad96%

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, fountain cleaner is a $134K/yr Amazon United States market (16K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in May–Jun–Jul–Aug–Sep. Verdict: Worth a look — 53/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

fountain cleaner market data

Units sold / yr: 3K–4K; avg 500–750/product
Revenue / yr: $120K–$160K; units × avg price
Conversion rate: 21.6%
Avg BSR: #49
Page quality: 0%
Prime: 83%
Sponsored: 83%
Out of stock: 0.0%
Avg brand age: 92 months
Avg seller age: 175 days

Competition & brand share

The top 5 products capture 96% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 flat

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

96%

Top 20: 100%

Open market

EasyCare76%
Sanco Industries14%
EASYCARE10%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +95.4% search growth over the last 90 days.

Peak months: May, Jun, Jul, Aug, Sep · busiest ÷ quietest = 5.1×

Open Trend

Top fountain cleaner search terms

fountec7K/yr +176.8%21.3% conv.
fountec algaecide5K/yr +40.4%15.4% conv.
fountec algaecide and clarifier - 8 oz4K/yr -52.6%21.6% conv.

All search terms

Top fountain cleaner 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★)1 product missing review or click data not plotted

All 6 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

EasyCare FounTec Algaecide and Clarifier 8 oz. Bottle

EasyCare$18.734.5★12,699 rev

EASYCARE 50064 Fountec Algaecide and Clarifier 64 Fl. Oz

EasyCare$63.094.5★12,699 rev

Fountain Algaecide and Clarifier - 8oz - Kills and Inhibits All Types of Algae Growth Formulated for Small Ponds and Water Features Treats up to 8 000 Gallons

Sanco Industries$16.524.4★4,729 rev

Fountec Fountain Algaecide Clarifier 64 Ounce

EASYCARE$63.544.6★523 rev

EASYCARE Fountec Algaecide & Clarifier and Protec Scale-Stain Inhibitor & Remover Combo Complete Fountain & Water Feature Care Kit | Clear Water Prevent Algae Remove Scale & Stains

EASYCARE$38.260.0★0 rev

Newest

by launch date

EASYCARE Fountec Algaecide & Clarifier and Protec Scale-Stain Inhibitor & Remover Combo Complete Fountain & Water Feature Care Kit | Clear Water Prevent Algae Remove Scale & Stains

EASYCARE$38.260 rev

2mo ago

Fountain Algaecide and Clarifier - 32oz - Kills and Inhibits All Types of Algae Growth Formulated for Small Ponds and Water Features Treats up to 32 000 Gallons

Sanco Industries$39.751,120 rev

7y ago

Fountain Algaecide and Clarifier - 8oz - Kills and Inhibits All Types of Algae Growth Formulated for Small Ponds and Water Features Treats up to 8 000 Gallons

Sanco Industries$16.524,729 rev

7y ago

Fountec Fountain Algaecide Clarifier 64 Ounce

EASYCARE$63.54523 rev

15y ago

EasyCare FounTec Algaecide and Clarifier 8 oz. Bottle

EasyCare$18.7312,699 rev

19y ago

What buyers say about fountain cleaner

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

What buyers love

Advertised Vs Actual Product19%

“Worked as advertised”

Quality-Overall19%

“Fair product”

Water Resistance13%

“Keeps the water clear”

Ease Of Cleaning13%

“Keeps fountain clean and clear”

Ease Of Use7%

“Easy to use and very economical”

Pureness5%

“the fountain has remained crystal clear”

Plant Growth4%

“Works great to control algae in plant saucers”

Color3%

“as we love the blue color of our fountain”

Value For Money2%

“This is definitely worth the price and works”

Eco Friendliness2%

“Clear fountain water is a blessing”

What buyers complain about

Functionality-Overall27%

“Didn't do a thing”

Plant Growth7%

“Isnt helping with algae”

Value For Money7%

“highly overpriced for 8 oz”

Ease Of Cleaning6%

“Had to scrub the green out every few days”

Strength6%

“after reading the directions I realized It was much too strong for my small birdbath”

Advertised Vs Actual Product6%

“False advertising”

Size-Overall6%

“need to find a larger size”

Contamination4%

“the green algae would come back”

Ease Of Use4%

“it was difficult”

Water Resistance3%

“Did not clear the water”

Top return reasons

Advertised Vs Actual Product50%

Functionality-Overall12%

Size-Overall8%

Leak-Proof7%

Eco Friendliness5%

Value For Money3%

Safety Standards3%

Water Resistance2%

Instructions/User Manual/Troubleshooting1%

Contamination1%

Common questions

Is fountain cleaner profitable to sell on Amazon United States?: The niche generates $134K/yr across 6 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +95.4%. Flapen's verdict: Worth a look (53/100).
How competitive is the fountain cleaner niche?: 3 brands and 43 sellers compete. The top 5 products take 96% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in fountain cleaner?: Top complaints mined from reviews: Functionality-Overall, Plant Growth, Value For Money. The return rate is 0.7%.
When does demand for fountain cleaner peak?: Demand peaks in May–Jun–Jul–Aug–Sep; the busiest month runs 5.1× the quietest.
What does it cost to enter the fountain cleaner niche?: Listings span $16.52–$63.54; the average listing price is $39.98 (sweet spot $15–$100). The average incumbent carries 5,295 reviews — the moat a new listing must climb.