Hello All iOS Developers , I just wanted to know ,in which Framework we develop games like subway surf and temple run in iOS platform ? please guide me ,what all i should know , so as to start in this ,keeping in mind all the parameters. the cost,time allocation, i have done some research work , on Stack Overflow , it says its on unity 3D ,but its a blunt answer, i need a precise answer. please note: i am just a Beginner in iOS development, so please tell me from start ,i am working on swift ,not on objective c . any suggestions are welcome .