Convert Unix timestamps to readable dates and dates back to timestamps. See UTC and local time side by side, entirely in your browser.
Enter a Unix timestamp or select a date and time.
Select seconds or milliseconds, or choose UTC or browser-local time for a date.
Review both timezones and copy the results you need.
Enter a Unix timestamp and select its unit, or enter a date and choose UTC or browser-local interpretation. Convert, review the results, and copy the values you need.
Supports seconds, milliseconds, UTC and local time. Uses the browser's native Date API with no uploads, dependencies or accounts.
Conversions run entirely in your browser. Nimzoa does not upload or store your date and time inputs.
It is time measured from 00:00:00 UTC on January 1, 1970. It can be expressed in seconds or milliseconds.
Select the input unit before converting. Results show both seconds and milliseconds, so you can copy either one.
UTC is independent of your location. Browser-local time uses your device's timezone and its daylight saving rules.
Choose UTC or browser-local time before converting. The choice controls which instant your entered date and time represent.
Yes. Dates before the Unix epoch have negative timestamps within the supported JavaScript Date range.
No. Your browser converts the input locally with its built-in JavaScript Date API.