Pool chemistry calculators
13 free pool calculators: chlorine, pH, shock, alkalinity, stabilizer, salt, volume, CSI and more. Doses for the products you own. Every calculator uses the same chemistry engine as the Pool Calc app.
- All-in-one pool calculatorEnter a full test. Get every dose, in the order to add them.
- Chlorine calculatorLiquid chlorine, bleach, cal-hypo, dichlor or trichlor, for your pool.
- Pool volume calculatorGallons or litres for any shape, from length, width and depth.
- pH calculatorAcid to lower pH or soda ash to raise it, using your alkalinity.
- FC/CYA calculatorMinimum, target and shock chlorine for your CYA level.
- Shock (SLAM) calculatorThe shock level from your CYA, and how much product reaches it.
- Alkalinity calculatorBaking soda to raise TA, or acid and aeration to lower it.
- Stabilizer (CYA) calculatorGranular or liquid stabilizer to reach your CYA target.
- Pool salt calculatorPounds, kilograms and bags of salt for your salt cell’s target.
- CSI / LSI calculatorIs your water corrosive or scale forming? CSI and LSI.
- Calcium hardness calculatorCalcium chloride for your surface’s hardness target.
- Drain and refill calculatorHow much water to replace to lower CYA, calcium or salt.
- What will this do?Type an amount of any product and see every change it makes.
Looking for a quick number for a common size? See Doses by pool size.