World Clock
Track live time, date, UTC offset, and day or night across multiple cities.
Processing happens locally in your browser. Your files and inputs are not uploaded to our servers.
How to use World Clock
- Search for a city or IANA time zone and add it.
- Compare live local times, dates, and UTC offsets.
- Switch 12/24-hour format or remove saved clocks.
What World Clock does
The world clock formats one current instant through multiple IANA time zones. Each card shows local date, time, offset, and a simple day or night indicator.
Examples
- Track teammates in Karachi, London, and New York.
- Switch every clock between 12-hour and 24-hour display.
- Add a searched IANA zone and remove clocks you no longer need.
Frequently asked questions
Is my input uploaded?
No. This tool processes its input locally in your browser. Normal page requests do not include the contents you enter or select.
Are the clocks stored after I close the page?
No. To keep the tool privacy-friendly and simple, the selected clock list remains in memory for the current page session only.
Will it work in every browser?
The tool uses modern browser APIs. Current Chromium, Firefox, and Safari releases provide the best support; the page displays a clear error when a required capability is unavailable.