Install Android 2.2.1 Froyo On iPhone 3G / 2G Using Bootlace in Cydia [No Computer Required] Probably the most easiest way to install Android on an iPhone 2G/3G is via iPhoDroid, which we did cover previously. But the problem with it is; you should have a computer to run the whole process of installing Android on your iPhone 2G/3G. But thanks to Bootlace 2.1, you can now install Android 2.2.1 Froy