[ame=http://www.youtube.com/watch?v=Zf2jLcEGQvs]YouTube - ‪More Viewing Space With DietBar Cydia Tweak For iPhone And iPod Touch - iOS Vlog 422‬‏[/ame]
DietBar is a tweak that will give you a bit more room on your screen. It makes the navigation bars on your device a bit skinnier to save you some pixels for viewing room. iOS has a tendency take up room on the screen that is not needed, this tweak will have your firmware on Weight Watchers to get a bit skinnier. You can find DietBar in Cydia for Free.