Apple today made the fourth beta version of iOS 9.3.3 available for both developers and users participating in beta programs Cupertino company public.
The fourth beta of iOS 9.3.3, can be downloaded from now on devices that are enabled to receive the beta operating system updates. The fourth beta of iOS 9.3.3 can be obtained via the software update mechanism or through the center developers. As usual, the beta versions of the OS are not for broad public or for occasional use.
For now, in the changelog of this version of iOS no news and updates likely they are aimed specifically at solving problems and errors that have been found in the operating system for the iPhone.
Keep in mind that these betas are aimed at older versions of Apple OS (pre-WWDC 2016) and is a lot apart from the latest beta of iOS 10 for developers.
This fourth update of the operating system for mobile devices, iOS 9.3.3, is generally directed to minor corrections of errors, improved performance and security, so that radical changes are definitely focused on the future version of iOS in October.
Normally, the Cupertino company goes through a variety of beta versions of software for tuning before launching the final version, so it would be reasonable to expect for it to get the iOS version 9.3.3 public sometime third quarter.
As for iOS 10 it is expected next week launches beta for beta testers probably be directed to correcting errors, optimizations and security enhancements.
9.2.2 TVOS betas are also available, 10.11.6 OS X for both developers and beta testers.