Clearly: Pool & Hot Tub Care

In testing

Turn your water test into a step-by-step plan: what to add, how much, and in what order.

What it does

Exact amounts in gallons, ounces and pounds, or liters, grams and kilograms
The right order: shock first, then alkalinity, pH, calcium, stabilizer, chlorine last
Works with any brand of chemicals, no sales pitch
Photo diagnosis for green or cloudy water (optional)
Pools and hot tubs, chlorine, salt water or bromine
No account, works offline, your data stays on your phone