“iOS 5 is now here, and it surpasses iOS 4 with its overhauled alerts and notification system, wireless syncing, the ability for users to activate iPads without first connecting them to a Mac or PC, and many other much-welcomed features,” Jeffrey L. Wilson reports for PC Magazine.

“No operating system—be it mobile or desktop—is without flaws, but Apple iOS 5 manages to keep the dings to a minimum and retains its place as the best phone and tablet operating system,” Wilson reports. “iOS 5 is an excellent mobile operating system that dares to do more than Android, BlackBerry, and Windows.”

Wilson reports, “If you own a compatible iDevice, consider this a must-have upgrade.”

Read more in the full review here.