Unix Timestamp Converter
Convert Unix timestamps to readable dates and dates back to timestamps.
How it works
- 1Paste a timestamp, or type a date.
- 2See it in local time, UTC, ISO 8601 and relative time.
- 3Copy what you need.
Features
- Detects seconds, milliseconds, microseconds and nanoseconds.
- Local time, UTC, ISO 8601 and "3 days ago".
- Dates in local time or UTC to seconds and milliseconds.
- Live current timestamp.
Frequently asked questions
What is a Unix timestamp?
The number of seconds since 1 January 1970 00:00 UTC. Many systems use milliseconds instead; the converter detects which.
Which date formats can I type?
2026-09-30, 2026-09-30 14:30, or any full ISO 8601 date with a time zone.
Is my data sent anywhere?
No. Everything runs in your browser; nothing is uploaded.
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