Unix Timestamp Converter
Convert Unix timestamps to dates and local dates to Unix timestamps in seconds or milliseconds.
Timestamp converter
Convert Unix timestamps and human-readable dates locally.
Timestamp to date
UTC ISO: 2026-09-07T01:57:21.000Z
Local time: 9/7/2026, 1:57:21 AM
Date to timestamp
Seconds: 1788746220
Milliseconds: 1788746220000
UTC ISO: 2026-09-07T01:57:00.000Z
Free Unix timestamp converter
Convert between Unix timestamps, UTC ISO strings, and local date values for logs, APIs, databases, and debugging.
How to Use Unix Timestamp Converter (Step-by-Step)
Enter a Unix timestamp or choose a date and time.
Select seconds or milliseconds if needed.
Review the local date, UTC date, ISO value, and converted timestamp.
Applications
Common Use Cases
- Debug API timestamps, logs, database rows, and scheduled events.
- Convert seconds or milliseconds into local and UTC dates.
- Create Unix timestamps from a chosen date and time.
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Your data never leaves your device and cannot be viewed, stored, or harvested by anyone.
Unix Epoch Timestamp Conversion: Seconds, Milliseconds & UTC
A developer guide on Unix epoch timestamps (seconds and milliseconds since Jan 1, 1970). Free interactive date converter.
FAQ
Frequently Asked Questions
What is a Unix timestamp?
It is the number of seconds or milliseconds elapsed since January 1, 1970 UTC.
Why are local and UTC dates different?
Local time uses your device timezone, while UTC is the global reference time.
How do I know if a timestamp is seconds or milliseconds?
Millisecond timestamps are usually much longer. The tool supports both formats.
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