---
title: "Door Security — £33K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/baby-products/door-security"
last_updated: "2026-08-09T22:14:25.780Z"
locale: en
meta:
description: "Niche score 48/100 · £33K/yr market · 137K searches/yr · £15.31 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · £33K/yr market · 137K searches/yr · £15.31 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Door Security — £33K/yr Amazon UK Niche (2026) - Flapen"
---
# **door security**
**Skip it**
A small market ($33K/yr) — this niche doesn't clear our bar today.
Market size 8Growth 15Conversion 19Competition 78Returns 68Price range 81Avg price 76Brand share 94Review moat 41Quality gap 47
**Brand share**
**Great****41%**
top-5 brand share — no brand owns this niche
**Price range**
**Great****£3.13–£69.39**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Great****37%**
top-5 click share — an open shelf
**Avg price**
**Great****£15.31**
avg listing price — sweet spot $15–$100
**Returns**
**Good****2.3%**
return rate — above 5% kills the launch gate
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****2,350.19**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-20.8%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£33K**
£33K/yr · 137K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United Kingdom niche tracking, door security is a £33K/yr Amazon United Kingdom market (137K searches/yr). The top 5 brands hold 41% of demand. Verdict: Skip it — 48/100.
Data updated Jul 18, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **door security market data**
- **Units sold / yr**
- **2K–3K**
- avg 0–100/product
- **Revenue / yr**
- **£31K–£38K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#695**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **76%**
- **Out of stock**
- **1.4%**
- **Avg brand age**
- **38 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.
**Brands**
**35 **—flat
**Sellers**
**65**
**Top-5 brand share**
**41%**
Top 20: 82%
**Top-5 click share**
**37%**
Top 20: 73%
**Open market**
**55%**
- AceMining17% - HomeSecure7% - Crosize6% - Door-Jammer6% - Sandiyago5% - beego4%
## **Demand & seasonality**
Weekly Amazon search volume, last 76 weeks — -20.8% search growth over the last 90 days.
4K3KSpike '25 seasonFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/uk/baby-products/door-security/trend)
## **Top door security search terms**
- **door security**41K/yr-19.7%0.6% conv. - **door security bar**27K/yr-23.9%1.8% conv. - **front door security**14K/yr-27.4%0.9% conv. - **door security devices**5K/yr+7.2%1.1% conv. - **security locks for doors**8K/yr+14.0%0.9% conv. - **security door lock**10K/yr-32.6%0.9% conv. - **door security lock**8K/yr-30.6%1.1% conv. - **door barricade**7K/yr-31.1%0.3% conv. - **security door**4K/yr-0.7%0.1% conv. - **front door security lock**6K/yr-40.1%1.1% conv. [**All search terms **](https://flapen.com/research/uk/baby-products/door-security/search-terms)
## **Top door security 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%4%£1K8%£3K12%£4K16%£5K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**AceMining Upgraded Door Security Bar & Sliding Patio Door Security Bar Heavy Duty Security Door Stoppers Adjustable Door Jammer Security Bar for Home Apartment Travel**AceMining**£19.72**4.6★12,223 rev](https://www.amazon.co.uk/dp/B0BKKTFWJK) [2**Home Security Door Lock Upgraded Metal Door Lock for Child Safety 3 Inch Supports 800lbs Impact for Interior Swing Doors Security Door Lock**Crosize**£9.67**4.6★1,937 rev](https://www.amazon.co.uk/dp/B0CD9ZLZHK) [3**DoorJammer Portable Door Lock Brace for Home Security and Personal Protection (DJ3 - DoorJammer (Standard)) Red**Door-Jammer**£19.69**4.4★2,761 rev](https://www.amazon.co.uk/dp/B07HM7X6TT) [4**4 Pack Sash Jammer Blocker - Door & Window Lock Anti Theft - Additional Home Security for PVC/uPVC Windows and Doors - White**Sandiyago**£7.50**4.5★1,301 rev](https://www.amazon.co.uk/dp/B08ML9N52S) [5**BeeGo Door Lever Lock (2 Pack) Child Safety Door Handle Lock Without Drilling Strong Adhesive Easy Install No Tools**beego**£8.41**4.3★3,217 rev](https://www.amazon.co.uk/dp/B084ZXHLKJ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Portable Door Lock for Enhanced Security Lightweight & Easy to Install Anti-Theft Travel Lock for Hotels Homes & Dorms**Torveen**£3.13**8 rev11mo ago](https://www.amazon.co.uk/dp/B0FN45VYC2) [**Pindex 1 Internal Door Security Bar Adjustable Sliding Door Brace Bar 1 1-1 4 m for Patio Sliding Apartment Home Hotel Window White**Pindex**£13.23**9 rev11mo ago](https://www.amazon.co.uk/dp/B0FDKYPM6C) [**WENLISELL Adjustable Door Security Bar 50-132cm Removable Sliding Door Security Bar for Home Room Hotel Apartment Travel**WENLISELL**£14.13**6 rev1y ago](https://www.amazon.co.uk/dp/B0F9Y23HB4) [**Door Security Bar 44-55 Adjustable Door Stopper Removable Sliding Door Safety Bar Door Jammer Bar Patio Sliding Door Lock Bar for Home Apartment Travel(White)**LuLobtg**£11.91**23 rev1y ago](https://www.amazon.co.uk/dp/B0DX735HK4) [**Patio Door Lock & French Door Security Lock for Double Doors No Drill Fits 2 Horizontal Handles Tool-Free Anti-Intruder Deterrent for Patio & Conservatory Doors White Home Secure**HomeSecure**£17.67**313 rev1y ago](https://www.amazon.co.uk/dp/B0DNY6QC2P)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Home Security Door Lock Upgraded Metal Door Lock for Child Safety 3 Inch Supports 800lbs Impact for Interior Swing Doors Security Door Lock**Crosize**£9.67**4.6★**▲ 220%**](https://www.amazon.co.uk/dp/B0CD9ZLZHK) [**Security Chain Door Lock Heavy Duty Latch Chain Door Lock with Spring Anti-Theft Snap Lock Stainless Steel**KAFENDA**£11.08**4.5★**▲ 129%**](https://www.amazon.co.uk/dp/B0CCKL1ZHR) [**WENLISELL Adjustable Door Security Bar 50-132cm Removable Sliding Door Security Bar for Home Room Hotel Apartment Travel**WENLISELL**£14.13**4.8★**▲ 111%**](https://www.amazon.co.uk/dp/B0F9Y23HB4) [**Pindex 1 Internal Door Security Bar Adjustable Sliding Door Brace Bar 1 1-1 4 m for Patio Sliding Apartment Home Hotel Window White**Pindex**£13.23**4.4★**▲ 75%**](https://www.amazon.co.uk/dp/B0FDKYPM6C) [**Adjustable Door Security Bar HOMGEN Stopper Jammer High Telescopic Locking Pole Home Non Slip Stops Window Bar for French Doors Sliding Patio Lock Black**HOMGEN**£15.08**4.3★**▲ 68%**](https://www.amazon.co.uk/dp/B0BZW4SRXX)
**~~View all trending →~~**
## **What buyers say about door security**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Locking Mechanism**16%
*“the locking mechanism is easy to use”*
**Security**14%
*“Feels secure”*
**Quality-Overall**14%
*“Excellent product”*
**Ease Of Use**12%
*“Ease of use”*
**Strength**9%
*“Strong piece of kit”*
**Size-Overall**8%
*“Fits perfectly”*
**Value For Money**8%
*“Excellent value”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Assembly/Installation**3%
*“Easy to assemble and set up”*
**Design-Overall**1%
*“It looks sleek”*
### **What buyers complain about **
**Functionality-Overall**14%
*“Didn't work”*
**Locking Mechanism**8%
*“limited with no locking ability”*
**Durability**7%
*“Broke really easily”*
**Instructions/User Manual/Troubleshooting**7%
*“the instructions are horrible”*
**Adhesion/Stickiness**6%
*“Works well does the job good value for money they only thing i found it didnt stay on the door very well needs stronger adhesive”*
**Value For Money**6%
*“Also very expensive for what it is”*
**Quality-Overall**6%
*“Cheap - for a reason”*
**Ease Of Use**4%
*“close which is a pain”*
**Noise Level**3%
*“Very loud”*
**Advertised Vs Actual Product**3%
*“The description doesnt provide true knowledge about the product”*
### **Top return reasons **
**Size-Overall**37%
**Compatibility-Overall**17%
**Functionality-Overall**11%
**Locking Mechanism**5%
**Adhesion/Stickiness**5%
**Defective Material/Parts**4%
**Strength**2%
**Mechanism Issues**2%
**Quality-Overall**2%
**Ease Of Use**2%
## **Common questions**
- **Is door security profitable to sell on Amazon United Kingdom?**
- The niche generates £33K/yr across 42 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -20.8%. Flapen's verdict: Skip it (48/100).
- **How competitive is the door security niche?**
- 35 brands and 65 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 41% of demand.
- **What do buyers complain about in door security?**
- Top complaints mined from reviews: Functionality-Overall, Locking Mechanism, Durability. The return rate is 2.3%.
- **When does demand for door security peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the door security niche?**
- Listings span £3.13–£69.39; the average listing price is £15.31 (sweet spot $15–$100). The average incumbent carries 2,350 reviews — the moat a new listing must climb.
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