---
title: "Reviews — aquarium thermometer - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/aquarium-thermometer/reviews"
last_updated: "2026-07-22T21:47:27.664Z"
locale: en
meta:
  description: "Niche score 48/100 · $650K/yr market · 785K searches/yr · $8.04 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 48/100 · $650K/yr market · 785K searches/yr · $8.04 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — aquarium thermometer - Flapen"
---

# **aquarium thermometer**

**Skip it**

Soft demand (-16.0% this quarter) — this niche doesn't clear our bar today.

Market size 66Growth 17Conversion 88Competition 24Returns 93Price range 20Avg price 22Brand share 36Review moat 39Quality gap 57

**Returns**

**Great****1.1%**

return rate — above 6% kills the launch gate

**Conversion**

**Great****10.3%**

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

**Market size**

**Good****$650K**

$650K/yr · 785K searches

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Okay****2,641.07**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Okay****83%**

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

**Competition**

**Bad****71%**

top-5 click share — a locked-up shelf

**Avg price**

**Bad****$8.04**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****$3.80–$17.83**

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

**Growth**

**Bad****-16.0%**

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