The BrainMaster: IQ and GK Sinhala app is the solution to the problem of finding quality learning materials in Sinhala. With this app, you can practice for exams, as well as have fun and learn at the same time. It is perfect for government exams, university entrance exams, and for general use to improve mental health. The app contains more than 1000+ IQ and GK quiz questions, which will help you to improve your aptitude test marks. It is a great learning tool that can help you get a good score on your exams. The app has different levels and quizzes categories.