Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates, in your local zone and UTC.

Now

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Unix timestamp → date

Accepts seconds (10 digits) or milliseconds (13 digits).

UTC

Tue, 08 Sep 2026 06:30:40 GMT

Local

Tue Sep 08 2026 06:30:40 GMT+0000 (Coordinated Universal Time)

Date → Unix timestamp

ISO 8601, e.g. 2026-05-06T12:00:00

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Runs entirely in your browser — nothing is sent to a server.