Original sentence: In June 2009, on the iPhoneOS version 3.0, Apple Computer was the first mobile device company to provide a built in mechanism on iPhone and iPod Touch devices to create age brackets for users that would block unwanted applications from being downloaded to the device
Edited sentence: In June 2009, on the iPhone OS version 3.0, Apple Computer was the first mobile device company to provide a built in mechanism on iPhone and iPod Touch devices to create age brackets for users that would block unwanted applications from being downloaded to the device