Mabadi Al-Awwaliyah (Ushul Fiqh) is an Android application developed by Kitab Kuning Digital. It is a comprehensive guide to Islamic law, specifically the basics of Ushul Fiqh. This app is perfect for students of Islamic studies, as well as for anyone who wants to gain knowledge about the principles of Islamic law.

The app contains 40 basic principles of Ushul Fiqh, which are mandatory for students to memorize. The principles are presented in a simple and practical way, making it easy for anyone to understand. Additionally, the app can be used offline, making it convenient for users who don't have access to the internet.

Overall, Mabadi Al-Awwaliyah (Ushul Fiqh) is an excellent resource for anyone who wants to learn about Islamic law. Its simple and practical approach makes it suitable for both students and the general public.