---
title: "Trend — aquarium thermometers - Flapen"
canonical_url: "https://flapen.com/research/uk/pet-supplies/aquarium-thermometers/trend"
last_updated: "2026-07-31T22:03:37.622Z"
locale: en
meta:
  description: "Niche score 43/100 · £130K/yr market · 215K searches/yr · £4.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 43/100 · £130K/yr market · 215K searches/yr · £4.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Trend — aquarium thermometers - Flapen"
---

# **aquarium thermometers**

**Skip it**

Prices mostly outside the sweet spot ($2.79–$8.02) — this niche doesn't clear our bar today.

Market size 29Growth 17Conversion 96Competition 18Returns 98Price range 0Avg price 13Brand share 37Review moat 37Quality gap 78

**Returns**

**Incredible****0.3%**

return rate — above 5% kills the launch gate

**Conversion**

**Incredible****13.3%**

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

**Quality gap**

**Great****4.3★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****83%**

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

**Review moat**

**Okay****2,763.15**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Okay****£130K**

£130K/yr · 215K searches

**Competition**

**Bad****78%**

top-5 click share — a locked-up shelf

**Growth**

**Bad****-16.8%**

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

**Avg price**

**Bad****£4.54**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****£2.79–£8.02**

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