Everyday

Everyday Calculators

Practical tools for age, dates, time zones, fuel cost, mileage, and trip planning.

6 live

Available calculators

Age CalculatorCalculate exact age in years, months, and days. See days lived and next birthday countdown. Free, instant, private.
Fuel Cost CalculatorEstimate trip fuel cost from miles, MPG, and gas price. Split per person and compare MPG what-ifs.
Gas Mileage / MPG CalculatorCalculate real-world MPG from miles and gallons. See L/100 km, cost per mile, and US average comparison.
Trip Cost CalculatorEstimate road-trip cost: fuel, lodging, food, and other — then split per person. Free trip budget tool.
Time Zone ConverterConvert a date and time across world time zones for meetings and travel. Free, instant, browser-based.
Date Difference CalculatorFind days, weeks, months, and years between two dates. Optional inclusive end day and weekday estimate.