Apple released update to iOS 9 free to download on iPhone, iPad and iPod touch models that are supported by this version of mobile OS from the ‘fruit’ giant [you can also install popular Tongbu tool that makes it possible to download a lot of paid iOS apps for free]. Would you like to know how many devices are running iOS 9 no matter what iOS 9 problems and issues exist? The Cupertino-based company shared information about how many users follow iOS 9 update download ipsw links and installed the iOS 9, 9.0.1 or 9.0.2 version. Developers are now testing the next iOS 9.1 firmware along with public beta testers. You can also participate in the free Public Beta Program launched by Apple this summer. If you are not a fan of searching for bugs and reporting issues to the company you can either stay on iOS 8 platform [it is possible to jailbreak iOS 8.4 and earlier firmwares however there is no untether jailbreak for iOS 8.4.1 just yet] or use direct download links for one of iOS 9 versions. According to rumors, about 12 percent of all iDevices were running iOS 9 on the day this firmware was officially released in September. However three weeks later the new platform was installed on 57 percent of iPhones, iPods touch and iPads. Users kept upgrading to the firmware with tons of interesting and fun iOS 9 features and specs that are absent on iOS 8. How can Apple count the number of gadgets that are running the latest firmware? The company gets its numbers by way of smartphones and tablets that access its App Store. It is worth to say that a lot of jailbroken users who are still running older iOS 7 and iOS 8 use Cydia store instead of the official App Store since they are mostly searching for various jailbreak tweaks and don’t install regular applications that often. There are reports that about 33 percent of Apple devices are still running iOS 8 and this is not surprising. Millions of ‘fruit’ fans prefer staying jailbroken nowadays.