Date & time

Unix time, translated.

Turn Unix seconds or milliseconds into readable dates, or convert a local date and time back into a timestamp. Nothing leaves your browser.

Convert

10 digits are treated as seconds; 13 digits as milliseconds.

Result

Enter a timestamp or local date and press Convert.

Seconds or milliseconds?

Unix time counts elapsed time since 1970-01-01 00:00:00 UTC. APIs commonly return seconds; JavaScript's Date uses milliseconds. This converter recognizes both, shows the UTC ISO form, and preserves the local time you enter.

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