Date & Time

Find your exact age in years, months, days, weeks, hours, minutes and seconds from your date of birth, plus a next-birthday countdown.

Calculate the exact number of days, weeks and hours between any two dates, with an optional inclusive count that includes both endpoints.

Count the exact number of days between two dates with an option to include the end day, plus weekly, weekday, weekend and month breakdowns.

Find the weekday of any date between 1900 and 2100, with day-of-year position, days left in the year and more.

Compute work hours, shift duration or elapsed time between two clock times, including periods that cross midnight, as total minutes, hours + minutes and decimal hours.

Add or subtract hours and minutes to any start time and get the exact result on a 24-hour clock, with midnight wrap handled automatically.

Add up weekly work hours, deduct breaks, apply rounding and overtime, and get gross weekly pay.

Calculate how much time passes between two clock times — hours and minutes apart, total minutes, and the duration written as a decimal number of hours.

Convert a time between any two time zones using their standard UTC offsets, with the converted hour and minute, the date change and the time difference shown instantly.