Time zone converter
Pick a time and zone, see it everywhere.
Target zones
UTC
Wednesday, 13 May 2026 at 16:35:00 UTC
America/New_York
Wednesday, 13 May 2026 at 12:35:00 GMT-4
Asia/Tokyo
Thursday, 14 May 2026 at 01:35:00 GMT+9
About this tool
Pick a date, time and source time zone, then see the same instant in any number of other zones. Perfect for scheduling meetings across continents or planning a livestream.
Uses the official IANA time zone database via your browser's Intl API, so daylight saving transitions and historical offsets are handled correctly.
Features
- Hundreds of IANA time zones (Europe/Copenhagen, America/Los_Angeles, …)
- Add as many target zones as you need
- Daylight saving handled automatically
- Defaults to your local zone
How to use it
- Set a date and time, and pick the source zone.
- Add target zones from the dropdown.
- Read the converted wall-clock time for each one.
🔒 100% private
Everything happens inside your browser using JavaScript and WebAssembly. Your files are never uploaded to a server, never stored, and never seen by us.
Frequently asked questions
Does it know about daylight saving?
Yes. The Intl API uses the IANA tz database which encodes DST rules and historical changes.
How do I find my zone?
Open the source zone dropdown - your current zone is selected by default.