---
title: "Reviews — rock painting pens - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/rock-painting-pens/reviews"
last_updated: "2026-07-31T20:06:20.423Z"
locale: en
meta:
  description: "Niche score 51/100 · £41K/yr market · 41K searches/yr · £7.99 avg price. A small market ($41K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 51/100 · £41K/yr market · 41K searches/yr · £7.99 avg price. A small market ($41K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — rock painting pens - Flapen"
---

# **rock painting pens**

**Worth a look**

Shows low returns (0.4%), but a small market ($41K/yr) keeps it on the watch list.

Market size 10Growth 87Conversion 95Competition 42Returns 98Price range 17Avg price 22Brand share 45Review moat 25Quality gap 35

**Returns**

**Incredible****0.4%**

return rate — above 5% kills the launch gate

**Conversion**

**Incredible****12.3%**

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

**Growth**

**Great****+89.4%**

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

**Brand share**

**Okay****78%**

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

**Competition**

**Okay****60%**

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

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Bad****4,588.06**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Bad****£7.99**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****£4.00–£17.20**

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

**Market size**

**Bad****£41K**

£41K/yr · 41K searches