while we take care of your subscription management.
Mobile
SDK by Qonversion.
vs. average for the Books category, $, by region
Build, analyze, and grow in-app subscriptions
You can now be more brainy by learning the general knowledge from the app. The application consists of different topics related to our world and for each topic there is book for study and quiz to test your knowledge. The category includes various topics like Business & Economy, Computer & IT, Discoveries & Inventions, General Science, Geography, History, International, National, Politics, Constitutions, Sports and lot more.