What is a Unix timestamp?

A Unix timestamp is the number of seconds that have elapsed since January 1, 1970 (UTC). It's widely used in programming for date/time operations.

Does it support millisecond timestamps?

Yes. The tool automatically detects whether your input is in seconds or milliseconds and converts accordingly.

Convert Unix timestamps to dates and vice versa

Your data never leaves your device

Timezone:

Current Unix Timestamp (seconds):1779115866

Current Unix Timestamp (milliseconds):1779115866670

Timestamp → Date

Date → Timestamp

Batch Timestamp Conversion

Enter timestamps (one per line):

What is a Unix timestamp?

A Unix timestamp is the number of seconds that have elapsed since January 1, 1970 (UTC). It's widely used in programming for date/time operations.
Does it support millisecond timestamps?

Yes. The tool automatically detects whether your input is in seconds or milliseconds and converts accordingly.