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Unix Timestamp Converter

Unix time measures elapsed seconds or milliseconds since 1970-01-01T00:00:00Z.

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How unix timestamp converter works

Unix time measures elapsed seconds or milliseconds since 1970-01-01T00:00:00Z.

Try an example

0 seconds → 1970-01-01T00:00:00.000Z.

Good to know

ISO input must include an offset. Leap seconds are not represented.

Your privacy

Processing happens on this device. We do not upload your input, put it in share links or save it to your favourites. Closing this tab discards the working input; downloaded results remain wherever you save them.

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