Apple has released iPhone OS 4.0 Beta 3. The new iPhone OS 4 get over 100 new user features, include some of the most expected like Multitasking, Folders etc. This time the third version of beta released and its accompanying Software Development Kit (SDK) for both iPhone and iPod touch, and a main Xcode and SDK beta is available for developers to download. While here are some new features be found in this vision.

9to5Mac has already get their hand on this new beta version and reported their discovery. They found several new features as part of the multitasking feature, which includes screen orientation lock and quicker access to iPod controls. These are really fantastic features that many users hoping to have for a long time. Accessed by swiping to the left in the app switcher, a button for locking the screen orientation, also found in the app switcher, and the ability to close multiple applications at once from within the app switcher.