App Inventor 2Professors and researchers who have the best understanding of App Inventor are based on their experience in the Inventory Guidebook, the most definitive application written by Google and MITs App Inventor development team. Not only can you learn about the functions of the App Inventor, but also the general concepts and major grammars of programming, as well as those who have never been exposed to programming, can create their own Android apps and upload them directly to their cell phones.