Home & Utility
Water volume and usage calculators for aquariums, swimming pools, and household water bills.
Most popular in Home & Utility
Aquarium Water Change Calculator
Weekly aquarium water-change volume based on tank size and stocking level.
Open calculatorSwimming Pool Volume Calculator
Calculate pool water volume in liters, cubic meters, and US gallons — for dosing chemicals accurately.
Open calculatorHousehold Water Bill Estimator
Estimate monthly water usage and bill for your household — and see where to save.
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Garden Hose Hour Water Usage
Estimate water used by garden hose hour — flow rate, duration, and cost breakdown.
OpenPressure Washer Hour Water Usage
Estimate water used by pressure washer hour — flow rate, duration, and cost breakdown.
OpenCar Wash Home Water Usage
Estimate water used by car wash home — flow rate, duration, and cost breakdown.
OpenPool Refill Water Usage
Estimate water used by pool refill — flow rate, duration, and cost breakdown.
OpenHot Tub Refill Water Usage
Estimate water used by hot tub refill — flow rate, duration, and cost breakdown.
OpenKoi Pond Refill Water Usage
Estimate water used by koi pond refill — flow rate, duration, and cost breakdown.
OpenFountain Daily Water Usage
Estimate water used by fountain daily — flow rate, duration, and cost breakdown.
OpenDrip Irrigation Day Water Usage
Estimate water used by drip irrigation day — flow rate, duration, and cost breakdown.
OpenSprinkler Hour Water Usage
Estimate water used by sprinkler hour — flow rate, duration, and cost breakdown.
OpenGreenhouse Daily Water Usage
Estimate water used by greenhouse daily — flow rate, duration, and cost breakdown.
OpenHydroponic Daily Water Usage
Estimate water used by hydroponic daily — flow rate, duration, and cost breakdown.
OpenAquaponic Daily Water Usage
Estimate water used by aquaponic daily — flow rate, duration, and cost breakdown.
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A research-backed daily target plus an hourly schedule.
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