Time & Dates

Free time and date tools: age calculator, day counter, timers, and scheduling utilities.

Calculate your exact age in years, months, and days from your birth date.

Calculate the number of days between two dates including business days.

Calculate total hours worked and estimated pay from clock-in times.

Set a countdown timer with alarm sound for any duration.

Add or subtract days, weeks, or months from any date.

Stopwatch with lap recording and millisecond precision.

Check the current time in cities around the world and compare time zones.

Calculate business days between dates excluding weekends and US holidays.

View all US federal holidays and observances by year.