Time Zone Converter

Convert times across 27+ time zones with a built-in meeting planner for overlapping business hours.

100% Browser-Based

Files Never Leave Your Device

No Server Uploads

Zero Data Collection

How It Works

Enter a time and select your source time zone.

Add one or more target time zones to convert to.

See converted times color-coded by business hours (green = working, yellow = early/late, red = night).

Automatically finds all hours where 9–5 business hours overlap across all zones.

All major world time zones including half-hour offsets (India, Nepal).

Finds all overlapping 9 AM–5 PM business hours across selected zones.

Green = business hours, yellow = early/late, red = nighttime.

Convert to multiple target zones simultaneously.

Shows +1 day or −1 day when conversion crosses midnight.

All conversions happen in your browser.

Does it account for daylight saving time?

The tool uses standard UTC offsets. During DST periods, manually select the offset that matches your current local time.

What does the meeting planner show?

It shows all UTC hours where every selected time zone falls within 9 AM – 5 PM, making it easy to find meeting times that work globally.

Can I add more than 3 time zones?

Yes, click "Add Time Zone" to add as many target zones as you need.