Unix Timestamp Converter
Unix Timestamp Converter is a free online tool for converting between Unix timestamps (seconds/milliseconds) and human-readable dates in both directions, with timezone selection and a live display of the current timestamp. A staple for debugging, log analysis, and data processing.
Conversion runs locally in your browser — no registration, ready the moment you open it.
How to Use
- Enter a Unix timestamp (seconds or milliseconds auto-detected) or a date-time
- Choose the target timezone (defaults to local)
- See the converted result instantly
- Copy the result, or grab the live current timestamp
FAQ
How do I tell seconds from milliseconds?
10 digits means seconds, 13 digits means milliseconds. The tool detects this automatically.
Does it support timezones?
Yes. Pick any timezone to view the corresponding local time — handy for cross-timezone log debugging.
What is a Unix timestamp?
The number of seconds (or milliseconds) elapsed since January 1, 1970, 00:00:00 UTC — the most common time representation in programming.
Is this tool free?
Completely free, no registration, and conversion happens locally in your browser.