---
title: "Reviews — ph monitor - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/ph-monitor/reviews"
last_updated: "2026-07-21T22:48:19.417Z"
locale: en
meta:
  description: "Niche score 49/100 · $183K/yr market · 82K searches/yr · $17.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 49/100 · $183K/yr market · 82K searches/yr · $17.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — ph monitor - Flapen"
---

# **ph monitor**

**Skip it**

Brand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.

Market size 37Growth 22Conversion 95Competition 30Returns 97Price range 84Avg price 82Brand share 11Review moat 25Quality gap 58

**Returns**

**Incredible****0.6%**

return rate — above 6% kills the launch gate

**Conversion**

**Incredible****12.5%**

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

**Price range**

**Great****$6.91–$66.66**

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

**Avg price**

**Great****$17.94**

avg listing price — sweet spot $15–$100

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Market size**

**Okay****$183K**

$183K/yr · 82K searches

**Competition**

**Okay****67%**

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

**Review moat**

**Bad****4,289.21**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-6.0%**

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

**Brand share**

**Bad****96%**

top-5 brand share — brand-locked demand