600 câu hỏi ôn thi bằng lái B2 is an Android application developed by Khoai that provides an extensive collection of 600 up-to-date, theoretical driving test questions for those preparing to take the motor vehicle driver's license test. With this app, you can prepare for both motorcycle and car tests, making it an all-in-one resource for test-takers. The app is entirely free to use and falls under the Education & Reference category.

The app's user interface is simple and easy to navigate, making it accessible to anyone, even those who are not tech-savvy. The 600 questions are divided into three categories: easy, medium, and difficult. The app also has an option to test your knowledge with a timed quiz mode, which simulates the actual exam conditions. Whether you are a beginner or an experienced driver, this app is an excellent resource for anyone looking to pass their driving test with flying colors.