If you're looking for an education and reference app that covers all subjects for 7th grade, then 7. Sınıf Tüm Dersler İnternets by Tüm Dersler Testler is worth considering. The app includes internets-free tests and online video tutorials for Turkish, Maths, Science, Social Studies, English, and Religious Culture and Ethics classes.

The app's interface is user-friendly and offers a pen tool to solve the questions during the tests. After completing the tests, you can check your score and the number of correct and incorrect answers.

It should be noted that the tests are offline, while the video tutorials work online. The app provides online videos for all subjects, which are informative and concise. Overall, 7. Sınıf Tüm Dersler İnternets is a great app for students who want to test their knowledge and improve their understanding of various subjects.