Complex sentence: It was released on July 24,2014 for the iOS, Android, Windows Phone 8 and Windows 8.1, and is the first game in the Modern Combat series to go completely Free-To-Play, a feature added in a new update.
Split into simpler sentences: It was released on July 24,2014 for the iOS, Android, Windows Phone 8 and Windows 8.1. It is the first game in the Modern Combat series to go completely Free-To-Play, a feature added in a new update.