Moveo brings you a colorful world clock in your Notification Center. Time Buddy, as it is called, is a great iPhone app for setting and seeing the correct time for various different time zones. To choose your time zone, simply open the app in your iPhone, swipe down from top and enter location. Time Buddy displays time in both 12 and 24 hour format and you can switch between digital and analog clock by simply swiping left or right. The digital clock displays time in different colors.