5. Android Ascends
Google's mobile platform has been a hit with consumers, but Android has also seen a surge in the enterprise this year, according to mobility VARs. Yes, there are still big security concerns with Android, which has proven to be a favorite target of malware. But Android's flexibility and ease of use have won over IT departments and developers, and solution providers say the feature-rich mobile OS has surpassed Apple's iOS in areas such as multitasking. With the rise of mobility and BYOD, Android is showing no signs of slowing down.