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Tap Safe for Fish Tanks

Fail

The top 5 brands take 96% of clicks, so Tap Safe for Fish Tanks is a Fail.

Flapen Score
42
42 / 100
Ranks 700 of 875 Pet Supplies niches · −8 vs the category median of 50
Market size
£477K/yr247K searches / yr
90-day growth
-6.8%search demand this quarter
Competition
78%top-5 click share · 7 brands · 64 sellers

Flapen Score

Tap Safe for Fish Tanks against its category

The dotted line is the Pet Supplies average. Past it, Tap Safe for Fish Tanks is stronger. Inside it, weaker.

42Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Tap Safe for Fish Tanks market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Tap Safe for Fish Tanks 247K times last year and spent an estimated £477K. The top 5 brands take 96% of clicks. Flapen scores it 42 out of 100, a Fail.

01 · Demand

An estimated 19.6% of those searches ended in a purchase.

Shoppers searched for this 247K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 19.6% of those searches ended in a purchase. Searches in the last 90 days moved -6.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £477K a year.

Searches, last 12 months
247K
Growth, 90 days vs prior 90
-6.8%
Conversion, latest week
19.6%
Market size, estimated
£477Ka year
Peak month
February1.8× the quietest month
Top search term
tap safe for fish tanks46K searches a year

02 · Price

A sale here is worth £9.84.

Listings sell for £9.84 on average, from £2.21 to £24.65. Amazon reports units sold in ranges. This niche sold 40K to 50K a year. The average listing sells 4,000 to 5,000 of them. At £9.84 that is £39K to £49K a year per listing.

Average price
£9.84under the $15 to $100 sweet spot
Price range
£2.21–£24.65
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
40K–50K
Units per listing a year
4,000–5,000
Revenue per listing a year
£39K–£49K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads and reviews.

92% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #26 within Fish & Aquatic Pets. It carries 9,279 reviews at 4.68 stars, so a new listing needs social proof before a better product.

Sponsored listings
92%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#26in Fish & Aquatic Pets
Average rating
4.68 starsAmazon United Kingdom average 4.36 stars
Average reviews
9,279per listing
Listings tracked
13

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 66 months on average, so the names here are established.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
66 months

Products

Top Tap Safe for Fish Tanks products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 29, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 78% of clicks. A locked shelf that new listings rarely crack.

£0£48K£95K£143K£191K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

7 falling

Sellers

64

Est. top-5 brand share

96%

Top 20: 100%

Est. top-5 click share

78%

Top 20: 100%

Open market

2%

  • Tetra50%
  • AQUARIAN26%
  • API10%
  • AquaDesign6%
  • ARKA4%
  • Fluval2%
  • Open — no brand owns it (1 brand, 2%)

Demand

Tap Safe for Fish Tanks search demand

Weekly searches over the year, seasonality beneath. Pick a range.

6K4KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.8×

Search terms

Top Tap Safe for Fish Tanks search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • tap safe for fish tanks46K/yr
  • tap safe26K/yr
  • tetra aquasafe24K/yr
  • aquarium water conditioner15K/yr
  • water conditioner for fish tanks17K/yr
  • fish tank water treatment16K/yr
  • aquasafe11K/yr
  • tap water safe for fish aquarium10K/yr
  • aqua safe9K/yr
  • dechlorinator for fish tanks10K/yr

Reviews and returns

What reviews say buyers love and hate about Tap Safe for Fish Tanks

We read the reviews and the return reasons for every product selling here.

27%of positive reviews mention “Value For Money”
20%of negative reviews mention “Leak-Proof”
0.1%of orders come back
“the measuring cap often gets sticky or leaks down the side of the bottle after use”
A buyer, on “Leak-Proof”20% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

19 topics

NegativePositive

FAQ

Common Tap Safe for Fish Tanks questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data