---
title: "Reviews — happy birthday stamp - Flapen"
canonical_url: "https://flapen.com/research/us/arts-crafts-sewing/happy-birthday-stamp/reviews"
last_updated: "2026-08-10T13:26:55.203Z"
locale: en
meta:
  description: "Niche score 54/100 · $30K/yr market · 66K searches/yr · $11.94 avg price. A small market ($30K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 54/100 · $30K/yr market · 66K searches/yr · $11.94 avg price. A small market ($30K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — happy birthday stamp - Flapen"
---

# **happy birthday stamp**

**Worth a look**

Shows low returns (0.3%), but a small market ($30K/yr) keeps it on the watch list.

Market size 8Growth 14Conversion 48Competition 77Returns 98Price range 76Avg price 50Brand share 90Review moat 92Quality gap 42

**Returns**

**Incredible****0.3%**

return rate — above 5% kills the launch gate

**Review moat**

**Great****150.2**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Great****45%**

top-5 brand share — no brand owns this niche

**Competition**

**Great****38%**

top-5 click share — an open shelf

**Price range**

**Great****$5.49–$46.04**

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

**Avg price**

**Good****$11.94**

avg listing price — sweet spot $15–$100

**Conversion**

**Okay****3.9%**

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

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-21.8%**

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

**Market size**

**Bad****$30K**

$30K/yr · 66K searches

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")

## Reviews