In recent I had a problems of Installations Apps Like :
Paper Toss: World Tour-V1.40.3
etc..., also and others successed
also tried to do insallation Via iTools but it's said Jailbrake Needed !!
how to fix this problem Please
Note : iDevice : Ipad Air, Software Version : IOS 7.1.1
and here is another problem Appears every time