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Door Alarm

Fail

Shoppers spend only $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

5.0% of searches ended in a purchase last week.

Shoppers searched for this 150K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 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

Amazon counts 0 of last year's 4 launches as successful.

4 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. 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

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 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

Top-5 brand share

82%

Top 20: 100%

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 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

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Noise Level13%+0.28

Really loud

and not loud at all

Loud

Functionality-Overall11%−0.19

Doesnt work

1 out of the 8 didn't work

First 4 I tested didnt work

Durability8%−0.11

broke easily

Both broken within months

Stopped working in 2 minths

Quality-Overall7%

Cheap not very good

Build quality not that great

Rubbish

Size-Overall5%−0.02

didn't fit my door frames

a bit fiddly to fit

Small

Love

Value For Money14%+1.16

Good value for money

Good for the money

Great value for money

Quality-Overall13%

Excellent product

The plastic and build quality is good

Very good quality been using it for more than a year by now

Advertised Vs Actual Product9%+0.52

Works as advertised

It works well as intended

exactly as expected

Noise Level8%+0.28

Good, different sounds and really high pitched for the alarm sound

Seems loud enough

Very useful and good sound

Ease Of Use7%+0.42

Easy to use

Sticking it on is easy

Easy to apply

Return

2.7% Return rate 14% Fixable by listing

Functionality-Overall22%▆▆▆▇▆█

Doesnt work

1 out of the 8 didn't work

First 4 I tested didnt work

Compatibility-Overall17%▇▇█▆▆▆
Size-Overall10%▅▄▆▆▃█

didn't fit my door frames

a bit fiddly to fit

Small

Alarm/Timer Accuracy9%▄▆▇█▆▄
Connectivity-Overall8%█▅▄▅▃▅

Product requires a hub

FAQ

Common Door Alarm questions

Answered from the same tracked data.