Timestamp Converter
Convert Unix timestamps to readable dates (and back) across seconds, milliseconds, microseconds, and nanoseconds with local or UTC output.
Timestamp to date
Paste a Unix timestamp in seconds, milliseconds, microseconds, or nanoseconds.
Detects seconds, milliseconds, microseconds, or nanoseconds based on the length of the number.
Local time
Thursday, December 11, 2025 at 12:45:48 PM UTC
UTC time
Thursday, December 11, 2025 at 12:45:48 PM UTC
ISO 8601
2025-12-11T12:45:48.000Z
RFC 2822
Thu, 11 Dec 2025 12:45:48 GMT
Unix timestamp (seconds)
1765457148
Unix timestamp (milliseconds)
1765457148000
Unix timestamp (microseconds)
1765457148000000
Unix timestamp (nanoseconds)
1765457148000000000
Date to timestamp
We will interpret this using local timezone.
Parse and display using your browser timezone.
ISO 8601
2025-12-11T12:45:48.000Z
Local time
Thursday, December 11, 2025 at 12:45:48 PM UTC
UTC time
Thursday, December 11, 2025 at 12:45:48 PM UTC
Unix timestamp (seconds)
1765457148
Unix timestamp (milliseconds)
1765457148000
Unix timestamp (microseconds)
1765457148000000
Unix timestamp (nanoseconds)
1765457148000000000
Unix timestamps are always stored in UTC. Switching between local time and UTC changes how the input is parsed, not the underlying moment in time.
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