Date & Time Calculators

Time Zone Converter

Convert time between major world time zones instantly. Plan international meetings and cal

👁 9,983

Business Days Calculator

Count the number of working days between two dates, excluding weekends and optional public

👁 8,949

Countdown Timer Calculator

Calculate the exact days, hours, minutes and seconds remaining until any future date and t

👁 7,158

Working Days Calculator

Calculate the number of working days between two dates, excluding weekends and optional pu

👁 6,533

Age Calculator

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

👁 5,137

Time Duration Calculator

Calculate the total duration between two times in hours, minutes, and seconds. Supports ov

👁 4,752

Add Days to Date Calculator

Add or subtract any number of days from a date to find a future or past date instantly.

👁 3,536

Leap Year Checker

Check whether any year is a leap year, see the rule explained, and find the nearest previo

👁 192

Lunar Age Calculator

Calculate your age according to the traditional lunar calendar used in Chinese, Korean and

👁 93

Calendar Week Number Calculator

Find the ISO week number of any date and see the start and end dates of that week.

👁 59

Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates instantly. Supports current time

👁 58