A free app for Android, by Bunna Apps.

There are thousands of questions in this app, which you can choose from different categories, including science, art, nature, history, sports, geography, and many more.

With this, you will not only be able to test your knowledge, but you can also compare your results with others and check your progress.

The categories are as follows:

Art – It contains questions about the various art forms, including paintings, sculpture, photography, and many more.

Numerical – It contains questions related to numbers and their uses in daily life.

Geography – It contains questions about the various regions of the world, as well as about the names of the countries, states, and cities.

History – It contains questions about the history of the world, the ancient civilizations, the Middle Ages, the Renaissance, and much more.