Unix Timestamp Converter
Convert Unix timestamps to readable dates and back, with a live current-time readout.
All conversion happens locally in your browser.
What is unix timestamp converter?
Unix time counts seconds since 00:00:00 UTC on 1 January 1970. It is compact and timezone-free, which is why logs, databases, and APIs use it — but humans cannot read 1700000000 at a glance. This converter translates both directions instantly.
It auto-detects whether a value is in seconds or milliseconds, shows the date in ISO 8601, UTC, and your local timezone, and includes a live readout of the current Unix time.
How to use it
-
Paste a timestamp
Seconds (10 digits) or milliseconds (13 digits) — the unit is detected automatically.
-
Read the date
ISO, UTC, local, and relative representations appear instantly.
-
Or pick a date
Use the date picker to get the matching Unix seconds and milliseconds.
Examples
Seconds to date
A 10-digit value is treated as seconds.
1700000000
Result: 2023-11-14T22:13:20.000Z