Timestamp Converter
Convert Unix timestamps to dates and back. Supports seconds and milliseconds.
Runs locally — nothing is uploaded
How to use
- 1
See the current timestamp
The current Unix time in seconds and milliseconds is shown at the top and updates every second.
- 2
Convert timestamp to date
Enter a Unix timestamp (seconds or milliseconds). The human-readable date appears automatically.
- 3
Convert date to timestamp
Pick a date and time using the datetime picker. The equivalent Unix timestamp in seconds is shown below.
Frequently Asked Questions
Both. Values with 13 or more digits are treated as milliseconds; shorter values are treated as seconds.
Displayed dates use your browser's local timezone. The Unix timestamp itself is always UTC-based.
Yes. Use the Copy seconds or Copy ms buttons next to the live clock at the top.
Unix time is a standard integer format that avoids timezone ambiguity and is easy to sort and compare.
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