---
title: "Trend — spinbrush replacement heads - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/spinbrush-replacement-heads/trend"
last_updated: "2026-08-11T06:10:12.008Z"
locale: en
meta:
  description: "Niche score 58/100 · $591K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 58/100 · $591K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — spinbrush replacement heads - Flapen"
---

# **spinbrush replacement heads**

**Worth a look**

Shows beatable incumbent ratings (3.7★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 64Growth 33Conversion 74Competition 38Returns 37Price range 74Avg price 71Brand share 62Review moat 64Quality gap 98

**Quality gap**

**Incredible****3.7★**

avg incumbent rating — lower means beatable quality

**Conversion**

**Good****6.8%**

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

**Price range**

**Good****$6.69–$39.08**

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

**Avg price**

**Good****$14.49**

avg listing price — sweet spot $15–$100

**Market size**

**Good****$591K**

$591K/yr · 598K searches

**Review moat**

**Good****949.63**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Good****68%**

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

**Competition**

**Okay****62%**

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

**Returns**

**Okay****4.1%**

return rate — above 5% kills the launch gate

**Growth**

**Okay****+6.7%**

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

**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0")

## Trend