Dates & Time tools
Work out anything involving dates and time: exact age, the difference between two dates, a duration in hours and minutes, business days between deadlines, a live countdown, and conversions across time zones. Useful for planning projects, invoices, events, and coordinating across regions. Every calculation runs in your browser with no account needed.
9 free tools · no sign-up
Count working days between dates, skipping weekends and holidays.
Dates & Time
Convert dates and times to standard ISO, RFC, Local, and Unix Epoch formats.
Dates & Time
Check timezone overlaps and coordinate best meeting times across cities.
Dates & Time
Why use these dates & time tools?
- Business-day aware — the workdays tool skips weekends so deadline and delivery estimates are realistic.
- Precise results: age and date difference break down into years, months, days, and total days, not just a rough number.
- Time-zone conversion handles offsets so scheduling a call across cities doesn't end in an off-by-an-hour mistake.