Date & Time
Ages, durations, countdowns, and date arithmetic.
Age Calculator
Calculate exact age in years, months, and days.
Date Difference Calculator
Find the number of days, weeks, or years between two dates.
Working Days Calculator
Count the business days between two dates.
Time Calculator
Add or subtract two durations given in hours, minutes, and seconds.
Time Zone Converter
Convert a specific date and time from one time zone to another, with accurate DST handling.