ConvertUtility

Unix Timestamp Converter

Convert epoch timestamps (seconds or milliseconds) to readable dates in UTC and local time — and convert dates back to epoch.

How to use

  1. Enter an epoch timestamp (seconds or milliseconds).
  2. See the date in UTC and local time instantly.
  3. Optionally convert a date/time back to epoch.

FAQ

Seconds or milliseconds?

Both are supported. The tool auto-detects and you can switch explicitly.

Is this tool free?

Yes — it runs in your browser.

Does it upload data?

No — nothing is sent to a server.