What is a Unix timestamp?
A Unix timestamp counts the seconds since 1 January 1970 00:00:00 UTC. It is a compact, time-zone independent way to store points in time and is used in databases, APIs and log files.
Values with 13 digits are milliseconds, as JavaScript uses. This tool detects seconds and milliseconds automatically.
How to use the Unix Timestamp Converter
- 1Paste a timestamp or pick a date.
- 2Read the converted values.
- 3Copy what you need.
Frequently asked questions
Seconds or milliseconds?
Numbers above about 100 billion are treated as milliseconds, smaller ones as seconds.
Which time zone is used?
UTC and your device's local time zone are both shown.