Qurotaluyun Uqudulujain Fat is a free Islamic reference app available on the Android platform. Developed by pihantech, this app is a comprehensive guide for anyone seeking knowledge about Islam. The app contains four books: Kitab Qurrotal Uyun, Kitab Uqudulujain, Kitab Fathul Izar, and Kitab Aqidatul Awwam. These books cover various topics related to pre-marriage, marriage, family, and the rights and obligations of spouses according to Islamic law.

The app is user-friendly and easy to navigate, with each book divided into chapters for easy reference. The text is available in Arabic and translated into Indonesian, making it accessible to a wider audience. Whether you are a student of Islam or simply seeking knowledge about Islamic teachings, Qurotaluyun Uqudulujain Fat is a valuable resource.