iPhone user in Germany place value on a brand-new operating system on their devices. Just one year after the launch of iOS 4 already more 95 % of all iPhone users in apprupt’s premium network have equipped their devices with the current iOS version.

Only 4 % still use the forerunner iOS 3 while no more than 0,17 % use iOS 2.

The release date of new iOS 5 is expected to be in the second half of 2011. A Beta version is already available for developers.