Everyday & lifestyle

Pick a tool below. Each page includes formulas, steps, and examples.

Fun Misc

Tip & Bill Splitter

Calculate tip and split a restaurant bill among any number of people. Choose your tip percentage and instantly see the total and per-person cost. Free, no sign-up.

Sleep Calculator

Find the best times to wake up or go to sleep based on 90-minute sleep cycles. Waking at the end of a cycle feels more refreshing. Free sleep cycle calculator.

Home Diy

Work Hours Calculator

Calculate hours worked per day, week, month, and year from your start time, end time, and break duration. Includes optional earnings calculation. Free timesheet calculator.

Vehicle Travel

Fuel Cost Calculator

Calculate the fuel cost for any road trip. Enter distance, fuel efficiency (L/100km or MPG), and fuel price. Supports metric and imperial units. Free gas cost calculator.