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Time Zone Converter
Convert times across zones, keep a world clock and find meeting times that suit everyone.
Free, no uploads, no sign-up. Runs 100% in your browser.
How Time Zone Converter works
Uses your browser’s built-in time zone database (Intl), including daylight saving rules for every zone.
How to use Time Zone Converter
- Open Time Zone Converter and paste your text.
- Choose an operation or option.
- Review the live result.
- Copy it or download it.
Tips
- Text never leaves your device, so it is safe for drafts and private notes.
Time Zone Converter FAQ
- Are my files uploaded?
- No. This tool runs entirely in your browser tab. Files are read from your disk into memory and the result is generated locally.
- Is it free? Are there limits or watermarks?
- Free and open source (MIT). There are no file-size caps, daily quotas, accounts or watermarks.
- Does it work offline?
- Yes, once the page (and any engine it needs) has loaded, it keeps working without a connection thanks to the service worker cache.
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