Fuel Economy Calc

Fuel Economy Calc helps drivers convert one fuel-up record into the three most common economy standards in seconds. Use it to: - enter distance and fuel from any trip - switch units between km/mi and L/US gal - output MPG (US), km/L, and L/100km at the same time - save recent calculations locally for trend checks - run fully offline with no account Why people buy Fuel Economy Calc: - one-time purchase with no recurring fee - faster than spreadsheet conversion every fill-up - avoids unit confusion when comparing standards - privacy-first local workflow