✓ Runs locally in your browser

Unix Timestamp Converter

Convert Unix seconds or milliseconds to UTC, local time and ISO 8601.

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About this tool

What is Unix Timestamp Converter?

Unix Timestamp Converter translates epoch values into ISO, UTC and local calendar dates.

Three simple steps

How to use Unix Timestamp Converter

  1. 01

    Enter a Unix timestamp in seconds or milliseconds.

  2. 02

    Choose the matching unit, or use the current-time shortcut.

  3. 03

    Compare the ISO, UTC and local representations.

Common questions

Unix Timestamp Converter FAQ

How can I tell seconds from milliseconds?

Current timestamps are usually 10 digits in seconds and 13 digits in milliseconds, though the selected unit is the reliable indicator.

Is Unix Timestamp Converter private to use?

Yes. The data is processed by code running in your browser and is not uploaded to Toolnera.