Developer toolLiveRuns on your device

Timestamp Converter

Convert Unix timestamps (seconds or milliseconds) to human-readable dates in your local time zone and UTC, or turn a date back into a timestamp.

Timestamp → date

Unix timestamp

Seconds or milliseconds — 13 or more digits are treated as milliseconds.

Unit

AutoSecondsMilliseconds

Enter a timestamp, or press Now, to see it as a date.

Date and time

Read as your local time.

Pick a date and time to get its Unix timestamp.

⌘ ↵ run⌘ ⇧ C copy

How to use

FAQ

Timestamps with 13 or more digits are treated as milliseconds; shorter ones as seconds. You can override this.

No. The tool runs inside this browser tab. Your input is processed in memory on your device and is gone when you close the tab.