Time Zone Converter
Convert a date and time between world time zones using the Intl API.
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How to use the Time Zone Converter
- Open the Time Zone Converter.
- Enter your input in the fields provided - results update as you type where practical.
- Use Copy or Download to take the result with you, or Reset to start again.
How it works
Uses Intl.DateTimeFormat with IANA zone names, so daylight-saving rules come from your browser's current tz database.
Privacy note: this tool runs locally in your browser. Your input is not uploaded, stored in analytics, or placed in the page URL.
Frequently asked questions
Is the Time Zone Converter free?
Yes. It is completely free, needs no account, and runs in your browser.
Is my data uploaded when I use the Time Zone Converter?
No. Processing happens locally on your device. We do not upload your inputs, files or generated passwords.
How does the Time Zone Converter work?
Uses Intl.DateTimeFormat with IANA zone names, so daylight-saving rules come from your browser's current tz database.