Aquarium calculators
Calculators for freshwater aquarium keeping: true water volume, water change planning, how much of your ammonia reading is the toxic form, and scaling label doses to your tank.
CalculatorAmmonia toxicity calculatorToxic NH3 from your test reading, pH and temperature.CalculatorAquarium dosing calculatorLabel dose scaled to your real water volume.CalculatorAquarium volume calculatorReal gallons and liters after substrate and fill gap.CalculatorWater change calculatorPercent to change to hit a nitrate target.