Mizaan U Surf میزان الصرف is a free educational application available on the Android platform. The book is a comprehensive guide to the science of exchange, originally written in Persian by Al-Hajj Khan Badshah. The developer, Symilars Official, has translated the book into Arabic to make it more accessible to male and female students.

The application includes a balance of exchange, which is an expensive book in itself, with the strength of Arabic literature. The book covers various topics related to exchange and provides a detailed understanding of the subject. The application's interface is user-friendly and easy to navigate, making it suitable for students of all levels. Mizaan U Surf میزان الصرف is an excellent resource for students looking to learn about the science of exchange in Arabic.