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Timezone Converter

Convert time between any two timezones with date picker

Free to use, no watermarks, runs in your browser—nothing uploads to our servers

From

Timezone

Date

Time

Eastern Time • • Observes DST

To

Timezone

JST

Japan Standard Time •

Tip: We use IANA timezone data so daylight saving adjustments are automatic for the selected date. Use the swap button to reverse the conversion direction and watch the day difference badge to spot boundary crossings.

Report a bug

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.