The NDA Exam Preparation 700 Minut is an Android app developed by megazon. It is a free educational and reference app that aims to help candidates prepare for the NDA exam conducted by UPSC for admission to the Army, Navy, and Air Force wings of the NDA.

This national level exam is conducted twice a year and serves as a gateway for candidates aspiring to join the Defence Forces. The app provides comprehensive coverage of questions from a wide variety of subjects including Mathematics, Physics, Chemistry, General Science, History, Geography, English, Current Events, Practice Test, Quiz, and Study with Images.

The app offers a rich user interface with categorised questions and allows users to take timed quizzes or practice mode quizzes. It also provides instant feedback by allowing users to review their answers against the correct ones. Users can take unlimited re-tests and adjust the font size for better viewing on tablets and phones. Additionally, the app allows users to bookmark content for future reference, change theme colors and fonts, and share questions with friends.

Overall, the NDA Exam Preparation 700 Minut app is a valuable tool for candidates looking to excel in the NDA exam and pursue a career in the Defence services.