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Development
Timezones logo

Time now, conversions and DST changes for every IANA time zone, no key needed.

Timezones API is a free Development API that requires no API key, is served over HTTPS and supports CORS, so it can be called from the browser.

Authentication
None required
HTTPS
Yes
CORS
Yes
Category
Development
Uptime (30 days)
100%
Visit documentation ↗timezones.in

Online · 2206 msTested Nov 15, 2026 · checked dailyIs it down? Status & uptime

About Timezones.in

JSON over HTTPS: list every zone, get the time now anywhere, convert between zones, and find the next daylight-saving change. 60 requests a minute free, 600 with a key. Full reference with examples.

Provider
Timezones.in
Website
timezones.in ↗

Details from timezones.in.

Key facts

  • No API key needed
  • 100% uptime (30 days)
  • Callable from the browser (CORS)
  • HTTPS
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Timezones API FAQ

Who provides the Timezones API?

The Timezones API is provided by Timezones.in (timezones.in). JSON over HTTPS: list every zone, get the time now anywhere, convert between zones, and find the next daylight-saving change. 60 requests a minute free, 600 with a key. Full reference with examples.

Is the Timezones API free?

Yes. The Timezones API is listed in the Development category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.

Does the Timezones API require an API key?

No. The Timezones API requires no authentication, so you can start making requests without signing up.

Can I call the Timezones API from the browser?

Yes. The Timezones API supports CORS, so front-end JavaScript can call it directly.

Does the Timezones API support HTTPS?

Yes. The Timezones API is served over HTTPS, so it's safe to use in production.

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Timezones on Public APIs

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