Date calculations and time zone tools
Calculate exact age in years, months, and days
Calculate days, weeks, months between two dates
Add or subtract days, months, years from a date
Create countdown timers for events and deadlines
Digital stopwatch with lap times and precision timing
Calculate working days between dates excluding weekends
Display time in multiple time zones around the world
Find optimal meeting times across different time zones
Calculate exact time remaining until your next birthday
Check if a year is a leap year and find leap years
Convert times between different time zones
Find the week number of a given date
