Critical Assessment
What Critics Praise
- Easy installation and use
- Accurate water chemistry readings
- Wi‑Fi enabled real‑time monitoring
- Intuitive mobile app
- Works in pools and hot tubs
- No hub required
Points of Contention
- High upfront price $449–$479
- Requires $99 annual subscription
- Pricey
- No voice controls
Professional Reviews
2 reviews from 1 critic90 John R. Delaney 2 reviews · avg PCMag “Perfectly balanced water, continuous monitoring, and historical water chemistry reports make the Crystal Water Monitor our Editors' Choice winner for smart pool monitors.”
John R. Delaney 2 reviews · avg
PCMag
“Perfectly balanced water, continuous monitoring, and historical water chemistry reports make the Crystal Water Monitor our Editors' Choice winner for smart pool monitors.”
All 2 John R. Delaney reviews, aggregated above
90
Crystal Water Monitor (2025
“Perfectly balanced water, continuous monitoring, and historical water chemistry reports make the Crystal Water Monitor our Editors' Choice winner for smart pool monitors.”
80
Crystal Water Monitor (2023
“It's expensive, but the Crystal Water Monitor provides spot‑on measurements of your pool's or hot tub's water chemistry, plus tells you how to keep the levels balanced.”