A free app for Android, by HashTech.
If you want to refresh your knowledge or guide for preparing competitive exams, this app will help you to study efficiently and effectively.
It contains hundreds of MCQs with answers and a built-in test engine will let you check your knowledge, while the study mode can help you learn and remember better.
This app is fully offline and it doesn't need an internet connection, which makes it very helpful for those who are on a mobile or for whom it is difficult to connect to the internet.
It is the best app to learn CS Basics, Programming, Networking, and IT.
