TCY-K12: CBSE - Math & Science is an Android application developed by TCYonline, available for free in the Education & Reference category. This app is designed to help students achieve A1 grades in their final exams. It provides chapter-wise tests for both Math and Science, with objective and subjective questions. The tests are constructed as per the latest CBSE guidelines and are available in three levels: easy, medium, and hard.

The app generates customized reports after every test, which includes a detailed analysis of the student's performance. The report lists the topics that need to be revised and provides guidance on how to avoid common errors. The app also directs students back to the relevant pages and sections from their NCERT Books for further revision.

The objective tests can be taken on the app itself, and the subjective tests can be downloaded from the app and attempted on normal sheets. Once finished, students can click images of their answer sheets and upload them on the app for analysis.

Overall, TCY-K12: CBSE - Math & Science is a simple and easy-to-use app that provides students with a comprehensive study plan to achieve A1 grades in their final exams.