90% of all iOS users run 4.X

Chances are at least some of you have Bump installed on your iOS device, according to the guys behind the iPhone app that allows you to quickly and easily exchange contacts by bumping hands their App has been installed on more than 25 million devices.

Now they have released a set of stats about its users that says almost 90% of 25 million users are already running some version of iOS 4.0 or above. Furthermore they state that 10% of its users are still running some form of iOS 3.0, and just two percent of users are stuck back on iOS 2.0. Within the 4.0 crowd, 52.89% are running the latest version of 4.2.1, with 27.5% still running 4.1.