Can it handle milliseconds too?

Yes - longer timestamp inputs are treated as milliseconds.

Is the local time based on my browser?

Yes - the local date and time display uses your browser environment.

Utility tools

Convert Unix timestamps into ISO and local date-time values.

PrivateInstantBrowser based

Unix timestamp

2026-07-29T10:05:21.000Z

ISO

7/29/2026, 10:05:21 AM

Local time

1785319521000

Milliseconds

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