苹果

去掉ARC:

Build Setting >> Apple LLVM compiler 4.2 - Language >> Objective-C Automatic Reference Counting    改成NO

iOS应用IAP设置总结

http://www.cocoachina.com/newbie/basic/2012/0214/3976.html

ECPurchase:

http://iphone.tgbus.com/dev/iosdev/201205/20120523111744.shtml

或者：

http://blog.csdn.net/cwq9944/article/details/7750622

另外要添加MobileCoreServices.framework

iPhone/iPad的IAP防破解之第三方服务器二次验证（附代码）

http://www.anagyris.com/iphone_ipad_iap_anti_crack.html

另一篇：

http://www.cocoachina.com/bbs/read.php?tid-74376.html

iOS应用IAP设置总结

http://www.cocoachina.com/newbie/basic/2012/0214/3976.html

iOS-应用之间调用

http://www.2cto.com/kf/201301/187156.html