Date & Time Tools

Free date and time tools — age calculator, days between dates, countdown timer, time zone converter, working days and leap year checker.

Calculate exact age in years, months and days.

Count the days, weeks and months between two dates.

Live countdown to any date and time you choose.

Convert any date & time between world time zones.

Count business days (Mon–Fri) between two dates.

Check if any year is a leap year instantly.