What time zone is used?

Your device's local time zone, with UTC shown alongside.

How are seconds vs milliseconds detected?

Values above 10^12 are treated as milliseconds; smaller values as seconds.

Unix Timestamp Converter

Convert Unix timestamps to readable local and UTC dates, and turn dates back into Unix seconds or milliseconds.

TIMESTAMP → DATE

Unix timestamp (seconds or ms)

Enter a timestamp to convert.

DATE → TIMESTAMP

Date and time (local)

Unix seconds1789520220

Unix milliseconds1789520220000

UTCWed, 16 Sep 2026 00:57:00 GMT

Current time: 9/16/2026, 12:57:25 AM · 1789520245

How to use

Enter a Unix timestamp — seconds or milliseconds are auto-detected.
Or pick a date and time to get the equivalent Unix timestamp.
Use the current timestamp button for the current epoch value.

Frequently asked questions

What time zone is used?: Your device's local time zone, with UTC shown alongside.
How are seconds vs milliseconds detected?: Values above 10^12 are treated as milliseconds; smaller values as seconds.

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This tool is provided for general informational and workflow purposes only. It does not constitute financial, investment, tax, or professional advice. All calculations run in your browser; no input data is transmitted or stored.