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Aquarium Test Kit

Fail

Demand is soft, at -31.4% this quarter, so Aquarium Test Kit is a Fail.

Flapen Score
46
46 / 100
Ranks 566 of 875 Pet Supplies niches · −4 vs the category median of 50
Market size
£246K/yr234K searches / yr
90-day growth
-31.4%search demand this quarter
Competition
68%top-5 click share · 13 brands · 54 sellers

Flapen Score

Aquarium Test Kit against its category

The dotted line is the Pet Supplies average. Past it, Aquarium Test Kit is stronger. Inside it, weaker.

46Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Aquarium Test Kit market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Aquarium Test Kit 234K times last year and spent an estimated £246K. The top 5 brands take 85% of clicks. Demand peaks in Feb. Flapen scores it 46 out of 100, a Fail.

01 · Demand

An estimated 9.0% of those searches ended in a purchase.

Shoppers searched for this 234K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 9.0% of those searches ended in a purchase. Searches in the last 90 days moved -31.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated £246K a year.

Searches, last 12 months
234K
Growth, 90 days vs prior 90
-31.4%
Conversion, latest week
9.0%
Market size, estimated
£246Ka year
Peak month
February1.5× the quietest month
Top search term
aquarium test kit28K searches a year

02 · Price

A sale here is worth £11.70.

Listings sell for £11.70 on average, from £4.01 to £28.78. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 1,000 to 1,250 of them. At £11.70 that is £12K to £15K a year per listing.

Average price
£11.70under the $15 to $100 sweet spot
Price range
£4.01–£28.78
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
20K–25K
Units per listing a year
1,000–1,250
Revenue per listing a year
£12K–£15K
Returns
0.4%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

83% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #25 within Fish & Aquatic Pets. It carries 5,339 reviews at 4.42 stars, so a new listing needs social proof before a better product.

Sponsored listings
83%
Prime listings
94%
Out of stock, average day
0.0%
Average rank
#25in Fish & Aquatic Pets
Average rating
4.42 starsAmazon United Kingdom average 4.36 stars
Average reviews
5,339per listing
Listings tracked
18

04 · Newcomers

1 of last year's 4 launches cleared the first-year sales bar.

4 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 28 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
4
Successful launches
1Amazon's first-year sales bar
Average brand age
28 months

Products

Top Aquarium Test Kit 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 68% of clicks. Leaders hold, but buyers still shop past them.

£0£25K£49K£74K£98K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

13 rising

Sellers

54

Est. top-5 brand share

85%

Top 20: 100%

Est. top-5 click share

68%

Top 20: 100%

Open market

11%

  • API38%
  • EASYTEST21%
  • HOVIRAN9%
  • NT Labs8%
  • DIPSTIK8%
  • A Little Life3%
  • Open — no brand owns it (7 brands, 11%)

Demand

Aquarium Test Kit search demand

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

6K4KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Feb · busiest ÷ quietest = 1.5×

Search terms

Top Aquarium Test Kit search terms shoppers use

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

  • aquarium test kit28K/yr
  • aquarium test strips29K/yr
  • aquarium water test kits26K/yr
  • api freshwater master test kit15K/yr
  • fish tank test strips21K/yr
  • fish tank water test kit20K/yr
  • water testing kits for aquariums13K/yr
  • api test kit19K/yr
  • fish tank testing kit14K/yr
  • tropical fish tank water test kit7K/yr

Reviews and returns

What reviews say buyers love and hate about Aquarium Test Kit

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

36%of positive reviews mention “Ease Of Use”
20%of negative reviews mention “Functionality-Overall”
0.4%of orders come back
“Do not work”
A buyer, on “Functionality-Overall”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.

17 topics

NegativePositive

FAQ

Common Aquarium Test Kit 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