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Timestamp Converter
Convert UNIX timestamps to human-readable dates and back. Supports seconds and milliseconds, UTC and local time.
Private - runs in your browser
No signup required
Free forever
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UTC
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Local time
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ISO 8601
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Seconds
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Milliseconds
How to use Timestamp Converter
- Type a UNIX timestamp or a date.
- See the conversion in both formats.
- Copy the version you need.
Features
- Seconds & milliseconds auto-detect
- UTC and local
- ISO-8601 output
Why use it
- Debug logs
- Test API timestamps
- Schedule cron jobs
Frequently asked questions
How do I tell seconds from milliseconds?
A 13-digit number is milliseconds; 10 digits is seconds. We auto-detect.