Convert Unix timestamps to dates and dates to timestamps.
Current Unix time
Seconds or milliseconds — detected automatically.
Uses your device's time zone.
Last reviewed by the OnlineToolPro team
Unix time counts seconds since 1 January 1970 (UTC), and it's how most systems store dates. Convert a timestamp to a readable date — seconds or milliseconds are detected automatically — or turn a date into a timestamp.
How it works
3 simple steps. No experience needed.
Good to know
A Unix timestamp is always in UTC — it's the same number everywhere in the world. The converter shows the date both in UTC and in your device's local time zone.
Older systems store timestamps as a signed 32-bit number, which runs out on 19 January 2038. Modern systems use 64-bit numbers and aren't affected.
FAQ
Timestamps with 13 digits are milliseconds; 10 digits are seconds. The tool detects this for you.
The tool shows the live current timestamp in seconds, updating as you watch.
Yes — negative values are dates before 1 January 1970.
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