All 10 Pool Calculators

Estimate how much salt to add and how many bags to buy for your pool.

Estimate a chlorine dose from your free chlorine and stabilizer readings.

Calculate an algae-treatment dose from fresh chlorine and stabilizer readings.

Estimate acid or soda ash for your next pH adjustment.

Estimate baking soda to raise total alkalinity, or review guidance for lowering it.

Estimate how much stabilizer to add from your current cyanuric acid (CYA) reading.

Estimate calcium chloride to raise hardness toward your chosen target.

Estimate pool gallons from your shape and measurements.

Estimate daily pump hours and annual electricity cost from your own measurements.

Estimate flow for your chosen turnover time. Use pump and system curves to choose equipment.