Skip to content

Door Alarm

Fail

Shoppers spend an estimated $79K a year here, so Door Alarm is a Fail.

Flapen Score
42
42 / 100
Ranks 1,704 of 2,225 DIY & Tools niches · −7 vs the category median of 49
Market size
£79K/yr150K searches / yr
90-day growth
-7.1%search demand this quarter
Competition
62%top-5 click share · 15 brands · 36 sellers

Flapen Score

Door Alarm against its category

The dotted line is the DIY & Tools average. Past it, Door Alarm is stronger. Inside it, weaker.

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

Market

The Door Alarm market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Door Alarm 150K times last year and spent an estimated £79K. The top 5 brands take 82% of clicks. Flapen scores it 42 out of 100, a Fail.

01 · Demand

An estimated 5.0% of those searches ended in a purchase.

Shoppers searched for this 150K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 5.0% of those searches ended in a purchase. Searches in the last 90 days moved -7.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £79K a year.

Searches, last 12 months
150K
Growth, 90 days vs prior 90
-7.1%
Conversion, latest week
5.0%
Market size, estimated
£79Ka year
Peak month
October1.4× the quietest month
Top search term
door alarm58K searches a year

02 · Price

A sale here is worth £10.65.

Listings sell for £10.65 on average, from £3.93 to £20.05. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 250 to 500 of them. At £10.65 that is £3K to £5K a year per listing.

Average price
£10.65under the $15 to $100 sweet spot
Price range
£3.93–£20.05
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
6K–8K
Units per listing a year
250–500
Revenue per listing a year
£3K–£5K
Returns
2.7%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

90% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 7.4% of listings are out of stock. The average listing ranks #28 within Electrical. It carries 650 reviews at 4.28 stars, so a new listing needs social proof before a better product.

Sponsored listings
90%
Prime listings
100%
Out of stock, average day
7.4%
Average rank
#28in Electrical
Average rating
4.28 starsAmazon United Kingdom average 4.36 stars
Average reviews
650per listing
Listings tracked
21

04 · Newcomers

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

4 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 47 months on average, so the names here are settling in.

Launched, last 12 months
4
Successful launches
0Amazon's first-year sales bar
Average brand age
47 months

Products

Top Door Alarm 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 22, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 62% of clicks. Leaders hold, but buyers still shop past them.

£0£8K£16K£24K£32K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

15 falling

Sellers

36

Est. top-5 brand share

82%

Top 20: 100%

Est. top-5 click share

62%

Top 20: 99%

Open market

15%

  • TECKNET28%
  • VOXON22%
  • Noopel13%
  • SanJie11%
  • Defender7%
  • TechRise4%
  • Open — no brand owns it (9 brands, 15%)

Demand

Door Alarm search demand

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

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

No pronounced peak months · busiest ÷ quietest = 1.4×

Search terms

Top Door Alarm search terms shoppers use

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

  • door alarm58K/yr
  • door alarms when opened44K/yr
  • door sensor alarm19K/yr
  • door alarms12K/yr
  • door alarm sensor13K/yr
  • door handle alarm5K/yr

Reviews and returns

What reviews say buyers love and hate about Door Alarm

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

14%of positive reviews mention “Value For Money”
13%of negative reviews mention “Noise Level”
2.7%of orders come back
“Really loud”
A buyer, on “Noise Level”13% 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.

18 topics

NegativePositive

FAQ

Common Door Alarm 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