How to hack non server sided games like candycrush subwaysurf asphalt8 realracing games from cydia on iphone

1)open cydia
2)add source http://itiaprepo.com/alex793/
3)after adding source search for iap free plugin in cydia
4)install iapfree plugin
5)restart springboard
6)if you had installed localiapstore or any other free in app purchase tweak then first remove them
7)after installing iap free plugin open game you want to hack
8)in game go that place where paid packages can buy
9)click on buy and you are done