---
title: "Reviews — shower stain remover - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/shower-stain-remover/reviews"
last_updated: "2026-08-11T05:55:31.529Z"
locale: en
meta:
  description: "Niche score 57/100 · $43K/yr market · 20K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 57/100 · $43K/yr market · 20K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — shower stain remover - Flapen"
---

# **shower stain remover**

**Worth a look**

Shows low returns (0.8%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 11Growth 63Conversion 82Competition 58Returns 96Price range 79Avg price 95Brand share 15Review moat 23Quality gap 75

**Returns**

**Incredible****0.8%**

return rate — above 5% kills the launch gate

**Avg price**

**Incredible****$24.05**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****8.9%**

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

**Price range**

**Great****$8.87–$39.87**

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

**Quality gap**

**Great****4.3★**

avg incumbent rating — lower means beatable quality

**Growth**

**Good****+41.4%**

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

**Competition**

**Good****50%**

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

**Review moat**

**Bad****7,808**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Bad****94%**

top-5 brand share — brand-locked demand

**Market size**

**Bad****$43K**

$43K/yr · 20K searches

## Reviews