How successful is Android exactly? Well the operating system is now on 130 million total devices, with six billion app installs from the Android Market. The last time Google announced device stats for Android it was 100 million at i/o. Apple was at 200 million devices as of WWDC.
Android is now seeing 550K activations a day, up from the 500K number Google mobile VP Andy Rubin announced 16 days ago, growing at 4.4% week over week according to Rubin.