
Plan fuel. Know runtime. Stay prepared.
When the power goes out, guessing is not an option.
GenFuel helps you calculate exactly how much fuel you need — and how long your generator will run.
No spreadsheets. No complex setup.
Just fast, reliable numbers.
When the power goes out, guessing is not an option.
GenFuel helps you calculate exactly how much fuel you need — and how long your generator will run.
No spreadsheets. No complex setup.
Just fast, reliable numbers.
Enter your generator’s consumption and required runtime.
GenFuel instantly shows:
Know the exact amount before you refuel.


Already have fuel?
Switch to Runtime mode and see how long your generator will run based on available liters and consumption rate.
Stay in control. Avoid surprises.

Everything updates instantly.
No “Calculate” button required.
Download GenFuel
Be ready before you start your generator.