Date & Time Calculators

Calculate exact age from birthdate with years, months, days, and next birthday countdown

Add or subtract days from a date, find days between dates, weekday finder

Add or subtract time, convert between 12-hour and 24-hour formats

Calculate hours worked, overtime, and hourly wage

Convert times between time zones and plan meetings

Calculate the duration between two times or dates

Count days until or since a specific date

Find what day of the week any date falls on