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ISO 8601 Date Formatter

Convert between human-friendly dates, Unix timestamps, and ISO 8601 representations.

Features

  • Parse flexible input
  • ISO output
  • Copy result

How to use ISO 8601

  • 1
    Paste a date, ISO string, or timestamp.
  • 2
    Copy the formatted ISO output.

Examples

Unix ms

Input
1717200000000
Output
2024-06-01T00:00:00.000Z

About ISO 8601

ISO 8601 Date Formatter helps normalize timestamps and date strings into portable ISO formats for APIs and logs.

Frequently asked questions

You’ll see an error if the input cannot be parsed.

Both local and UTC ISO forms are shown when possible.

No.

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