Poolwright: Pool Chemical Calc

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About this app

Poolwright turns your pool or spa test readings into clear amounts to add. Enter free chlorine, pH, total alkalinity, calcium hardness and stabilizer (CYA), then see the dose for the products you own.

CALCULATE WITH CONFIDENCE
• Liquid chlorine, cal-hypo, dichlor and trichlor
• Muriatic acid, baking soda, stabilizer and calcium chloride
• Metric or US units
• Pool volume from rectangle, round or oval dimensions

KEEP YOUR OWN HISTORY
Manage several pools and keep an unlimited test log for each one. Everything stays on your device.

PAY ONCE, USE ANYWHERE
No ads. No subscription. No account. Poolwright works offline and collects or shares no data.

Always follow the product label. Add chemicals to water, never water to chemicals, and never mix chemicals together. For pH adjustments, add about 75%, circulate and retest before adding more.

What’s new

First release: calculate pool chemical doses, work out volume from dimensions, manage several pools and keep an unlimited local test log. Works offline with no ads or account.