Date & Time
Timestamps, timezones, date math and calendar helpers.
8 tools
Timestamp Converter
Convert a Unix timestamp to human-readable UTC, ISO and local date formats.
Date to Timestamp
Convert any date and time to a Unix timestamp in seconds.
Date Difference Calculator
Calculate the difference between two dates in days, weeks, months and years.
Date Add/Subtract
Add or subtract days from a date to find a past or future date.
Countdown Timer
Count down to any future date and time with a live updating display.
Stopwatch
A precise stopwatch with start, pause and reset, accurate to centiseconds.
Timezone Converter
Convert a time between any two timezones around the world.
Age from Date
Calculate how old someone is from their date of birth.