Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates.
Paste a Unix timestamp (seconds or milliseconds) to see the corresponding UTC and local date, or pick a date to get its timestamp. Includes "now" with one click.
Common use cases
- Decode Unix timestamps from server logs, audit trails and database fields
- Translate JWT exp / iat / nbf claims from epoch seconds to readable dates
- Compute the current epoch in seconds or milliseconds for an API request
- Convert millisecond timestamps from JavaScript Date.now() and React DevTools
Frequently asked questions
Is your timestamp in seconds or milliseconds?▾
10-digit timestamps are usually seconds (Unix epoch); 13-digit are milliseconds (JavaScript Date.now). The tool autodetects the most likely interpretation.
What is epoch time?▾
The number of seconds since 1970-01-01 00:00:00 UTC. It's the most common way computers store and exchange dates because it's timezone-independent.
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