Complex sentence: Microsoft Mobile Services are a set of proprietary mobile services created specifically for mobile devices, they are offered through mobile applications and mobile browser for Windows Phone, Android, iOS, BlackBerry, Nokia platforms, BREW, and Java ME.
Split into simpler sentences: Microsoft Mobile Services are a set of proprietary mobile services created specifically for mobile devices. It is offered through mobile applications and mobile browser for Windows Phone, Android, iOS, BlackBerry, Nokia platforms, BREW, and Java ME.