Online Unix Timestamp Converter
TimestampUnix TimeTimezoneMilliseconds
Convert between Unix timestamp (seconds/ms) and datetime with timezone support. Live current timestamp, bidirectional conversion, local processing.
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How to Use
- Enter a timestamp or date-time string
- Converts both ways between local time and UTC
- Switch second/millisecond precision and copy
- All processing runs locally in your browser; your code is never uploaded
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FAQ
What is Unix timestamp?
Unix timestamp is seconds (10-digit) or milliseconds (13-digit) since 1970-01-01 00:00:00 UTC, excluding leap seconds.
Difference between 10 and 13 digit?
10-digit is seconds, 13-digit is milliseconds for high-precision scenarios like finance and monitoring.
How to convert timestamp to date?
Enter 10 or 13 digit timestamp, select timezone, click Convert to Date.
How to convert date to timestamp?
Enter date like 2023-11-14 22:13:20, select its timezone, click Convert to Timestamp.