Door Jammer
FailDemand is soft, at -35.3% this quarter, so Door Jammer is a Fail.
- Flapen Score
- 48 / 100Top 46% of 638 Baby Products niches · +1 vs the category median of 4748
- Market size
- £53K/yr178K searches / yr
- 90-day growth
- -35.3%search demand this quarter
- Competition
- 48%top-5 click share · 34 brands · 55 sellers
Flapen Score
Door Jammer against its category
The dotted line is the Baby Products average. Past it, Door Jammer is stronger. Inside it, weaker.
Market
The Door Jammer market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Door Jammer 178K times last year and spent an estimated £53K. The top 5 brands take 51% of clicks. Flapen scores it 48 out of 100, a Fail.
01 · Demand
An estimated 2.3% of those searches ended in a purchase.
Shoppers searched for this 178K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 2.3% of those searches ended in a purchase. Searches in the last 90 days moved -35.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £53K a year.
- Searches, last 12 months
- 178K
- Growth, 90 days vs prior 90
- -35.3%
- Conversion, latest week
- 2.3%
- Market size, estimated
- £53Ka year
- Top search term
- door security41K searches a year
02 · Price
A sale here is worth £13.20.
Listings sell for £13.20 on average, from £3.13 to £40.29. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At £13.20 that is £1K to £3K a year per listing.
- Average price
- £13.20under the $15 to $100 sweet spot
- Price range
- £3.13–£40.29
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £1K–£3K
- Returns
- 1.6%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
85% of listings pay for placement with sponsored ads. 97% ship with Prime. On an average day, 7.0% of listings are out of stock. The average listing ranks #786 within Safety Equipment. It carries 1,742 reviews at 4.32 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 85%
- Prime listings
- 97%
- Out of stock, average day
- 7.0%
- Average rank
- #786in Safety Equipment
- Average rating
- 4.32 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,742per listing
- Listings tracked
- 39
04 · Newcomers
1 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 38 months on average, so the names here are settling in.
- Launched, last 12 months
- 5
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 38 months
Products
Top Door Jammer 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 18, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
AceMining Upgraded Door Security Bar & Sliding Patio Door Security Bar Heavy Duty Security Door Stoppers Adjustable Door Jammer Security Bar for Home Apartment Travel
- Price
- £19.72
- Rating
- 4.6/5
- Reviews
- 12,223
- Age
- 3y ago

DoorJammer Portable Door Lock Brace for Home Security and Personal Protection (DJ3 - DoorJammer (Standard)) Red
- Price
- £19.69
- Rating
- 4.4/5
- Reviews
- 2,761
- Age
- 7y ago

Door Stop Lock with Alarm Portable Door Lock & Travel Security Stopper Door Jammer for Hotel Airbnb & Home Home Security & Personal Protection (80dB Alert 535mm Gap)
- Price
- £20.09
- Rating
- 4.5/5
- Reviews
- 56
- Age
- 1y ago

Home Security Door Lock Upgraded Metal Door Lock for Child Safety 3 Inch Supports 800lbs Impact for Interior Swing Doors Security Door Lock
- Price
- £9.67
- Rating
- 4.6/5
- Reviews
- 1,937
- Age
- 2y ago

Portable Hotel Door Stopper Lock for Travel Safety Door Security 80dB Alarm & Heavy Duty Alloy No Drilling Stopper Dorm Safety Lock Instant Install for Solo Women Girl (red(cr2032battery Include))
- Price
- £16.88
- Rating
- 4.9/5
- Reviews
- 15
- Age
- 1y ago
Trending
estimated 90-day click momentum
Portable Security Door Lock Stopper Hotel Door Locks for Floor Doors Stopper for Travelers Security Anti Theft Door Blocker Portable Doors Stoppers Locks for Bottom of Door for Home Apartment
- Price
- £11.96
- Rating
- 3.4/5
- Reviews
- 3
- Age
- 4mo ago

Home Security Door Lock Upgraded Metal Door Lock for Child Safety 3 Inch Supports 800lbs Impact for Interior Swing Doors Security Door Lock
- Price
- £9.67
- Rating
- 4.6/5
- Reviews
- 1,937
- Age
- 2y ago

Door Stop Alarm & Portable Door Lock - Hotel Door Jammer with 150dB Alert - Adjustable Security Device for Home & Travel Protection - Travel Safety Kit
- Price
- £9.84
- Rating
- 4.1/5
- Reviews
- 98
- Age
- 2y ago

AceMining Upgraded Door Security Bar & Sliding Patio Door Security Bar Heavy Duty Security Door Stoppers Adjustable Door Jammer Security Bar for Home Apartment Travel
- Price
- £19.60
- Rating
- 4.6/5
- Reviews
- 12,223
- Age
- 3y ago

WENLISELL Adjustable Door Security Bar 50-132cm Removable Sliding Door Security Bar for Home Room Hotel Apartment Travel
- Price
- £14.13
- Rating
- 4.8/5
- Reviews
- 6
- Age
- 1y ago
Newest
by launch date
Portable Security Door Lock Stopper Hotel Door Locks for Floor Doors Stopper for Travelers Security Anti Theft Door Blocker Portable Doors Stoppers Locks for Bottom of Door for Home Apartment
- Price
- £11.96
- Rating
- 3.4/5
- Reviews
- 3
- Age
- 4mo ago

Portable Door Lock for Enhanced Security Lightweight & Easy to Install Anti-Theft Travel Lock for Hotels Homes & Dorms
- Price
- £3.13
- Rating
- 3.7/5
- Reviews
- 8
- Age
- 11mo ago

Pindex 1 Internal Door Security Bar Adjustable Sliding Door Brace Bar 1 1-1 4 m for Patio Sliding Apartment Home Hotel Window White
- Price
- £13.23
- Rating
- 4.4/5
- Reviews
- 9
- Age
- 11mo ago

Portable Hotel Door Stopper Lock for Travel Safety Door Security 80dB Alarm & Heavy Duty Alloy No Drilling Stopper Dorm Safety Lock Instant Install for Solo Women Girl (red(cr2032battery Include))
- Price
- £16.88
- Rating
- 4.9/5
- Reviews
- 15
- Age
- 1y ago

WENLISELL Adjustable Door Security Bar 50-132cm Removable Sliding Door Security Bar for Home Room Hotel Apartment Travel
- Price
- £14.13
- Rating
- 4.8/5
- Reviews
- 6
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 48% of clicks. Leaders hold, but buyers still shop past them.
Brands
34 rising
Sellers
55
Est. top-5 brand share
51%
Top 20: 85%
Est. top-5 click share
48%
Top 20: 80%
Open market
46%
- AceMining20%
- Door-Jammer16%
- LUNAVAR8%
- Generic4%
- Crosize4%
- nnOuOnn4%
Demand
Door Jammer search demand
Weekly searches over the year. Pick a range.
Search terms
Top Door Jammer search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- door security41K/yr
- door jammer34K/yr
- door security bar27K/yr
- front door security14K/yr
- door jammers for inside doors16K/yr
- door blocker10K/yr
- door security devices5K/yr
- door jam7K/yr
- security door stopper10K/yr
- hotel door jammer3K/yr
Reviews and returns
What reviews say buyers love and hate about Door Jammer
We read the reviews and the return reasons for every product selling here.
“Didn't work”
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.
20 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Door Jammer 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









