About GBSC
GBSC is an education app developed by AB Dev LLC.
User Ratings
GBSC is rated 4.90 out of 5 stars. The rating is based on 10 ratings.
App Information
GBSC is freely available from the App Store. The app size is 21.53 MB. The latest version available is 2.0.4. The last update was on August 20, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since April 2019.
GBSC is made and published by AB Dev LLC. AppBrain is an independent app data site and isn't affiliated with AB Dev LLC. The app name, icon, screenshots and description belong to AB Dev LLC and are shown as published on the App Store.
Also available on Google Play
Alternatives to GBSC
More from AB Dev LLC
Comments on GBSC for iOS
We don't have enough comments to show example comments. Please check back later.