Google has announced today that Android has reached 500 million activations. There are 1.3 million new Android devices being activated per day as well. This announcement was made by Android director of product management Hugo Barra. Google announced at the Google I/O developer conference this past June that there were 400 million Android devices that were activated with 1 million being activated per day. About 20% of Android phones are using Android 4.0 Ice Cream Sandwich. There is a chance that Android could hit 1 billion activations by the end of the year.