Date and time tool

Timestamp Converter

Convert Unix timestamps to readable date values, or convert a date and time back to Unix seconds and milliseconds.

Unix Timestamp to Date

Date to Unix Timestamp

Unix Timestamp Conversion Result

Unix Timestamp Seconds vs Milliseconds

Unix timestamps are often stored as seconds in APIs and logs. JavaScript timestamps are usually milliseconds. This converter accepts both and returns both values.

Timestamp Converter FAQ

What is a Unix timestamp?

A Unix timestamp counts time from January 1, 1970 at 00:00:00 UTC.

What is the difference between seconds and milliseconds?

Second timestamps are usually 10 digits, while millisecond timestamps are usually 13 digits.