This lets you see time zones relative to each other.
Thats what the interface looks like, but the features are what make the app really useful.
The email will share the meeting time, translated to the time zone of the city everyone is in.
OneTime Organizes Multiple Time Zones in One Easy to Read Clock
iOS: If you know or work with people all over the world, it helps to know what time zone everyone is in. You can easily check different time zones on
