It allows newcomers to create computer applications for two operating systems: Android and iOS, which, as of 25 September 2023[update], is in beta testing.

[2] In the second half of 2011, Google released the source code, terminated its server, and provided funding to create The MIT Center for Mobile Learning, led by App Inventor creator Hal Abelson and fellow MIT professors Eric Klopfer and Mitchel Resnick.

[4] On December 6, 2013 (the start of the Hour of Code),[4] MIT released App Inventor 2, renaming the original version "App Inventor Classic"[5] Major differences are: Open Blocks is distributed by MIT's Scheller Teacher Education Program (STEP) and is derived from master's thesis research by Ricarose Roque.

Professor Eric Klopfer and Daniel Wendel of the Scheller Program supported the distribution of Open Blocks under an MIT License.

The MIT AI2 Companion app[7] enables real-time debugging on connected devices via Wi-Fi, or Universal Serial Bus (USB).