Dilution / Drain and Refill
Estimate water replacement needed to lower CYA, calcium hardness, salt, or TDS.
Coming soon
Operation Calculators
Field tools for pool dimensions, water chemistry, diagnostics, and circulation.
Pool Volume
Draw measured pool sections, calculate gallons, and save geometry to a pool or spa profile when signed in.
Flow and Turnover
Estimate runtime, turnover, and flow relationships from volume and equipment readings.
Coming soon
pH Up
Estimate sodium carbonate or bicarbonate additions for pH increase and review the projected alkalinity change.
pH Down
Estimate muriatic acid or dry acid additions for pH decrease and review the projected alkalinity change.
Alkalinity Adjustment
Calculate a total alkalinity increase from pool volume, field product, label active ingredient, and target ppm.
Calcium Hardness Adjustment
Calculate calcium chloride additions from current hardness, target hardness, and product strength.
Coming soon
Chlorine Demand
Estimate demand from current sanitizer readings, target free chlorine, CYA, and pool volume.
Coming soon
LSI Calculator
Calculate saturation balance from free-form readings, review the formula terms, and share a prefilled link.