61% of iPads Already Running iOS 4 – January iOS and Android OS Breakdown

iPhone and Android OS Breakdown – 61% of iPads on iOS 4

As of the beginning of 2011, both the iPhone and Android family of devices see very similar levels of fragmentation.  84% of all iPhones seen across the Chitika advertising network were running iOS 4, while 80% of Android devices ran some flavor of Froyo (Android 2.2).

January iPhone OS Fragmentation

January Android OS Fragmentation

Interestingly, the iPad tablet has seen fairly rapid adoption of iOS 4.  The OS, which was officially released on November 22, is already powering some 61% of all iPads.

January iPad OS Fragmentation

The Numbers

Android OS
< 1.5 0.192%
1.5 6.962%
1.6 9.916%
2.1 2.558%
2.2 45.547%
2.2.1 34.379%
2.3.1 0.338%
iPhone OS
4.2.1 38.458%
4.1 28.607%
4.0 17.050%
3.1.3 8.857%
3.1.2 4.813%
< 3.1.2 2.176%
iPad OS
4.2.1 60.715%
4.2 0.639%
3.2.2 23.788%
3.2.1 4.980%
3.2 9.878%

Data represents a sample of traffic across the Chitika advertising network, Dec. 30th – Jan 4th.

Contact

Daniel Ruby
Research Director, Online Insights
Chitika, Inc.
+866.441.7203 x966
press@chitika.com