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66

bottle cap gun

Worth a look

Shows low returns (0.3%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 12Growth 95Conversion 96Competition 67Returns 99Price range 0Avg price 21Brand share 68Review moat 88Quality gap 79

Returns

Incredible0.3%

return rate — above 5% kills the launch gate

Conversion

Incredible14.3%

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

Growth

Incredible+128.6%

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

Review moat

Great247.89

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Good64%

top-5 brand share — brands hold most of the demand

Competition

Good45%

top-5 click share — leaders hold, buyers still browse

Avg price

Bad£7.73

avg listing price — sweet spot $15–$100

Market size

Bad£49K

£49K/yr · 44K searches

Price range

Bad£5.37–£13.45

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

According to Flapen's Amazon United Kingdom niche tracking, bottle cap gun is a £49K/yr Amazon United Kingdom market (44K searches/yr). The top 5 brands hold 64% of demand. Verdict: Worth a look — 66/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

bottle cap gun market data

Units sold / yr
4K–5K
avg 100–250/product
Revenue / yr
£31K–£39K
units × avg price
Conversion rate
14.3%
Avg BSR
#167
Page quality
0%
Prime
71%
Sponsored
89%
Out of stock
32.3%
Avg brand age
25 months
Avg seller age
199 days

Competition & brand share

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

Brands

19 rising

Sellers

23

Top-5 brand share

64%

Top 20: 100%

Top-5 click share

45%

Top 20: 90%

Open market

30%

  • UNKJIN17%
  • AivaToba15%
  • LIBERATECH15%
  • TAIXING10%
  • BANSHAN7%
  • FYKTIK6%

Demand

Weekly Amazon search volume, last 29 weeks — +128.6% search growth over the last 90 days.
2K2KSpike '26Jan '26Feb '26Mar '26Mar '26Apr '26May '26Jun '26

Top bottle cap gun search terms

  • cap gun bottle opener13K/yr
  • bottle cap gun11K/yr
  • bottle opener gun7K/yr
  • capgun8K/yr
  • capgun bottle opener pistol4K/yr
All search terms

Top bottle cap gun 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.

0%5%£2K10%£5K15%£7K20%£10K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about bottle cap gun

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

What buyers love

Efficiency18%

“The opener works well”

Quality-Overall14%

“They're well made”

Gifting Purpose13%

“Fun novelty gift you get 2 so extra fun to share with friends or family”

Durability12%

“The durability is impressive”

Ease Of Use11%

“Easy to use”

Value For Money8%

“Great fun and value for money”

Storage Capacity5%

“Ok for stocking filler”

Color3%

“Comes in three different colours so you can have a little battle with friends”

Size-Overall3%

“fit with the spring forward”

Strength3%

“so it feels sturdy”

What buyers complain about

Functionality-Overall25%

“Didnt work”

Quality-Overall17%

“just with a slightly more basic build quality”

Strength15%

“Flimsy it wouldnt stay loaded”

Value For Money9%

“Quite expensive for what they are though”

Magnetic Strength/Adsorption6%

“Magnet is a bit weak”

Compatibility-Overall6%

“Dont work on foil covered lids”

Size-Overall3%

“Not fit for purpose”

Durability2%

“Not the most durable”

Top return reasons

Functionality-Overall55%
Mechanism Issues10%
Defective Material/Parts5%
Quality-Overall5%
Unsustainable Design5%
Strength5%
Touch/Button Controls5%
Charging5%
Gifting Purpose5%
Value For Money2%

Common questions

Is bottle cap gun profitable to sell on Amazon United Kingdom?
The niche generates £49K/yr across 28 tracked products. 0 of 19 products launched in the last 360 days are still selling. 90-day search growth is +128.6%. Flapen's verdict: Worth a look (66/100).
How competitive is the bottle cap gun niche?
19 brands and 23 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 64% of demand.
What do buyers complain about in bottle cap gun?
Top complaints mined from reviews: Functionality-Overall, Quality-Overall, Strength. The return rate is 0.3%.
What does it cost to enter the bottle cap gun niche?
Listings span £5.37–£13.45; the average listing price is £7.73 (sweet spot $15–$100). The average incumbent carries 248 reviews — the moat a new listing must climb.