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Date & Time
Work out dates, durations and timestamps.
🔒 Your files stay on your device — no uploads, no accountsAll Date & Time
8 tools
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Age Calculator
Find your exact age in years, months and days from your date of birth.
📅Business Days Calculator
Count working days between two dates, excluding weekends and optional holidays.
📅Countdown Timer
Count down to any date and time — a launch, deadline, or event.
📅Date Difference Calculator
Find the number of days, weeks and months between two dates.
📅Stopwatch
A simple stopwatch with lap times, right in your browser tab.
📅Timezone Converter
Convert a date and time from one timezone to another.
📅Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates.
📅Week Number Calculator
Find the ISO week number for any date, or find dates for a given week.