6th Grade All Subjects Internetless Tests and Online Lessons is an Android application developed by Tüm Dersler Testler. It is a free education and reference app that offers offline tests for 6th grade Turkish, Mathematics, Science, Social Studies, English, and Religious Culture and Ethics courses. The app also provides online video lessons for each course.

One of the main features of this app is the ability to solve tests offline and make calculations on the questions by clicking on the pen button. After the test, users can learn their score and the number of correct and incorrect answers.

It is important to note that the tests are offline, while the online video lessons require an internet connection. The app includes tests and video lessons for each course, making it a comprehensive tool for 6th-grade students.

Overall, 6th Grade All Subjects Internetless Tests and Online Lessons is a useful app for students who want to practice and improve their knowledge in various subjects.