It show 5 your favorite times on same page. you can tap any time and change to a time you want convert, after tap OK button, all other times sync to same time.
You can add what time you want globally , it's very easy.
Global Time supports daylight saving time automatically.
Display current time of different cities (time zone).
Convert one time to other cities (time zone).
Daylight saving time support automatically.
Save favorite city (time zone) list.