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Silverfish Killer

Fail

Prices span $4.18–$12.98, mostly outside the sweet spot, so Silverfish Killer is a Fail.

Flapen Score
48
48 / 100
Top 40% of 2,976 Grocery niches · +2 vs the category median of 46
Market size
£181K/yr136K searches / yr
90-day growth
-5.1%search demand this quarter
Competition
75%top-5 click share · 9 brands · 19 sellers

Flapen Score

Silverfish Killer against its category

The dotted line is the Grocery average. Past it, Silverfish Killer is stronger. Inside it, weaker.

48Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Silverfish Killer market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Silverfish Killer 136K times last year and spent an estimated £181K. The top 5 brands take 85% of clicks. Demand peaks in Sep–Oct. Flapen scores it 48 out of 100, a Fail.

01 · Demand

An estimated 13.9% of those searches ended in a purchase.

Shoppers searched for this 136K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 13.9% of those searches ended in a purchase. Searches in the last 90 days moved -5.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £181K a year.

Searches, last 12 months
136K
Growth, 90 days vs prior 90
-5.1%
Conversion, latest week
13.9%
Market size, estimated
£181Ka year
Peak month
September1.8× the quietest month
Top search term
silverfish killer57K searches a year

02 · Price

A sale here is worth £9.62.

Listings sell for £9.62 on average, from £4.18 to £12.98. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 1,250 to 1,500 of them. At £9.62 that is £12K to £14K a year per listing.

Average price
£9.62under the $15 to $100 sweet spot
Price range
£4.18–£12.98
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
15K–20K
Units per listing a year
1,250–1,500
Revenue per listing a year
£12K–£14K
Returns
0.3%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 7.7% of listings are out of stock. The average listing ranks #148 within Indoor Insect & Pest Control. It carries 712 reviews at 4.25 stars, so a new listing needs social proof before a better product.

Sponsored listings
100%
Prime listings
100%
Out of stock, average day
7.7%
Average rank
#148in Indoor Insect & Pest Control
Average rating
4.25 starsAmazon United Kingdom average 4.36 stars
Average reviews
712per listing
Listings tracked
12

04 · Newcomers

0 of last year's 3 launches cleared the first-year sales bar.

3 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 57 months on average, so the names here are settling in.

Launched, last 12 months
3
Successful launches
0Amazon's first-year sales bar
Average brand age
57 months

Products

Top Silverfish Killer 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 24, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 75% of clicks. A locked shelf that new listings rarely crack.

£0£18K£36K£54K£73K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

9 falling

Sellers

19

Est. top-5 brand share

85%

Top 20: 100%

Est. top-5 click share

75%

Top 20: 100%

Open market

10%

  • RugRemedyUK31%
  • Zero In23%
  • NOPE!13%
  • Super Ninja12%
  • Karlsten6%
  • REPELEM5%
  • Open — no brand owns it (3 brands, 10%)

Demand

Silverfish Killer search demand

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

5K3KSpike '24Prime Day '25Spike '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 1.8×

Search terms

Top Silverfish Killer search terms shoppers use

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

  • silverfish killer57K/yr
  • silverfish20K/yr
  • silverfish spray17K/yr
  • silver fish killing spray14K/yr
  • silverfish repellent9K/yr
  • silver fish6K/yr
  • silver fish treatment4K/yr
  • silverfish killer spray4K/yr
  • how to get rid of silverfish3K/yr
  • best silverfish killer2K/yr

Reviews and returns

What reviews say buyers love and hate about Silverfish Killer

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

14%of positive reviews mention “Quality-Overall”
20%of negative reviews mention “Functionality-Overall”
0.3%of orders come back
“Did 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 Silverfish Killer 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