---
title: "Reviews — door chain lock - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/door-chain-lock/reviews"
last_updated: "2026-08-09T01:26:11.767Z"
locale: en
meta:
  description: "Niche score 47/100 · $339K/yr market · 438K searches/yr · $9.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 47/100 · $339K/yr market · 438K searches/yr · $9.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — door chain lock - Flapen"
---

# **door chain lock**

**Skip it**

Pricing outside the sweet spot ($9.54 avg) — this niche doesn't clear our bar today.

Market size 53Growth 33Conversion 79Competition 52Returns 33Price range 35Avg price 29Brand share 61Review moat 45Quality gap 35

**Conversion**

**Great****8.1%**

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

**Brand share**

**Good****68%**

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

**Market size**

**Good****$339K**

$339K/yr · 438K searches

**Competition**

**Good****54%**

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

**Review moat**

**Okay****1,973.35**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Price range**

**Okay****$4.23–$20.79**

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

**Growth**

**Okay****+6.6%**

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

**Returns**

**Okay****4.4%**

return rate — above 5% kills the launch gate

**Avg price**

**Okay****$9.54**

avg listing price — sweet spot $15–$100

## Reviews