Unix Timestamp Converter

Convert Unix timestamps to readable dates and back — seconds and milliseconds.

Unix timestamp:

Unit:

Or pick a date/time:

How to use

Enter a timestamp or pick a date, then click Convert.

Seconds or milliseconds?

10-digit values are seconds; 13-digit are milliseconds. Both directions are supported.

What timezone is used?

Conversions use your browser's local timezone; the UTC time is shown too.

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