With Codinguru you can test your knowledge of various programming languages.
App contains more than 1000 questions of more than 10 different languages .
Check the popularity of programming languages in the Codinguru programming index.
If you find an error you can submit it with a simple form.
Codinguru is free no specific permissions are required but if your want more functionality you can upgrade to Pro.
Don't forget to leave a review. Thank You!