Developer Tools toolsUpdated July 2026
Free Unix Timestamp Converter
Convert a Unix timestamp to a readable date, or a date to a Unix timestamp, instantly.
Free online tool
No signup
Instant results
Browser-first privacy
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-UTC
-Your local time
-ISO 8601
-Relative
Convert a date to a timestamp
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How to convert a timestamp
- Choose seconds or milliseconds.
- Enter a Unix timestamp, or select Now for the current one.
- See the UTC, local, ISO 8601, and relative time instantly.
Converting a date to a timestamp
Use the date picker at the bottom to choose any date and time, then select Convert to get its Unix timestamp in your chosen unit.
Common use cases
- Convert an API's Unix timestamp into a readable date
- Get the current Unix timestamp for testing
- Convert a specific date and time into a timestamp
Frequently asked questions
Is this tool free?
Yes. It is completely free, with no signup and no limits.
Is my data uploaded anywhere?
No. Conversion happens entirely in your browser using your device's clock.
What is a Unix timestamp?
The number of seconds (or milliseconds) that have elapsed since January 1, 1970 00:00:00 UTC, widely used in APIs, databases, and logs.
Does this account for time zones?
The local time shown uses your device's time zone; UTC and ISO 8601 are also shown for zone-independent reference.
Can I convert milliseconds instead of seconds?
Yes. Switch the unit toggle to Milliseconds, common in JavaScript's Date.now() output.