TN 9th Maths TM is an Android application developed by TN Text Book Solution. It is a free educational app designed specifically for Tamil Nadu state board students studying in the 9th standard. The app serves as a comprehensive guide for the mathematics curriculum, providing students with chapter-wise question and answer solutions from the Tamil Nadu state board 9th standard maths textbook.

One of the standout features of TN 9th Maths TM is the inclusion of a night mode, which allows students to study comfortably even in low-light conditions. The app's user-friendly interface and intuitive navigation make it easy for students to access the relevant chapters and find the answers to their textbook questions.

Overall, TN 9th Maths TM is a valuable resource for Tamil Nadu state board students, providing them with a convenient way to review and understand the concepts covered in their 9th standard maths textbook.