Unix Timestamp Converter — Epoch to Date & Back

Timestamp → Date

Unix timestamp (seconds or milliseconds)

Date → Timestamp

Enter year, month, and day. The instant is midnight UTC on that calendar date.

Year Month Day

How to use

Enter a Unix timestamp — UTC, local time, seconds, and milliseconds update as you type.
Enter year, month, and day — we use midnight UTC for that calendar date; timestamps update as the fields change.

Convert between epoch and human-readable time for APIs and logs.

What is a Unix timestamp?

Seconds (or milliseconds) since January 1, 1970 UTC. Used in many APIs and databases. We accept both seconds and ms.

What timezone is used?

We show UTC and can show local time in the browser. For epoch ↔ date conversion we use UTC unless you specify otherwise.

Can I convert a date to timestamp?

Yes. Enter a date/time and we’ll give you the corresponding Unix timestamp (seconds and optionally milliseconds).