2. Sınıf Test Çöz Tüm Dersler is a free Android application developed by TMD Apps that provides online tests, notes, and instructional videos for second-grade students in Math, Turkish, Social Studies, and English. The tests are divided into units and topics, and once completed, users can view their statistics, which helps them identify their weak areas and work on them.

The app has a pencil icon on the test screen that allows users to perform operations on the questions. After completing a test, users can view their results, including the number of correct and incorrect answers, the score, and the time taken to complete the test. The app also has a feature to view the user's success rate in each subject and unit, indicated by a green or red background.