Date & Time tools
Calculate dates, convert time zones and format timestamps.
Age Calculator
Calculate your exact age in years, months and days from your birth date.
Days Between Dates
Count the number of days, weeks and business days between two dates.
Time Duration Calculator
Convert between hours, minutes and seconds. Get total duration in any unit.
Business Days Calculator
Count business days (weekdays) between two dates, excluding weekends.
Date Format Converter
Convert dates between ISO, US, European, long and Unix timestamp formats.
Weeks Between Dates
Count the weeks and remaining days between two dates.
Months Between Dates
Count the months and years between two dates.
Days Until Date
Count how many days until a target date.
Date Add/Subtract
Add or subtract days, weeks, months and years from a date.
Work Hours Calculator
Calculate hours worked from start time, end time and break duration.
Leap Year Checker
Check if a year is a leap year and find the nearest leap years.
World Clock
View current time across 14 major time zones worldwide.
Week Number Calculator
Find the ISO week number and day of year for any date.