Developer & Tech
Unix Timestamp Converter
Convert Unix seconds, milliseconds and human-readable dates.
Timestamp converter
Move between Unix time and readable dates
Common questions
Good to know
Does a Unix timestamp include a timezone?+
No. It identifies an instant; a timezone is applied only when displaying that instant as a calendar date.
Why is my converted date far in the past?+
The source may use milliseconds while it was interpreted as seconds, or the other way around.
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View all developer & tech toolsPrivacy and quick tips +
This tool runs in your browser. Your input is not stored or sent to us.
- Ten-digit values are commonly seconds.
- Thirteen-digit values are commonly milliseconds.
- Store the timezone context separately when people will read the date.