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Epoch Converter

Convert epoch milliseconds or seconds to human-readable dates and back.

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About Epoch Converter

Convert any epoch timestamp — in seconds or milliseconds — to a human-readable date and time, or convert any date back to epoch format. Epoch timestamps are widely used in databases, APIs, and programming, and this tool makes it trivial to convert between machine time and readable dates in any timezone.

How to Use Epoch Converter

  1. 1

    Step 1

    Paste your epoch timestamp (in seconds or milliseconds) into the input field, or enter a date to convert to epoch.

  2. 2

    Step 2

    Select whether your input is in seconds or milliseconds.

  3. 3

    Step 3

    View the human-readable date and time, or copy the epoch value for use in your code or database.

Common Use Cases

  • Decoding epoch timestamps from API responses and log files
  • Converting dates to epoch format for database queries and comparisons
  • Debugging time-related bugs in backend systems and distributed logs
  • Converting event timestamps across different systems that use different epoch formats

Frequently Asked Questions

What is the difference between epoch seconds and milliseconds?
Epoch seconds count seconds since January 1, 1970 UTC. Milliseconds count thousandths of a second — so multiply seconds by 1000 to get milliseconds. JavaScript uses milliseconds by default; most Unix systems use seconds.
Can I convert a date to epoch format?
Yes. Enter any date and time and the tool instantly returns the corresponding epoch timestamp in both seconds and milliseconds.
What timezone does the conversion use?
The tool shows the converted date in your local timezone by default, with an option to view it in UTC or any other timezone.

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