Khulasah Nurul Yaqin Jilid 2 is a free Android application developed by Kitab Kuning Digital. The app is designed to provide a comprehensive guide on Islamic history. It is an educational and reference application that is perfect for anyone who wants to learn about the history of Islam.

The application covers various topics, including the Fase Madinah, Bani Qainuqa, Tawanan Badr, Kisah-kisah Perang, Kewajiab Haji, and Thawaf. The app is easy to navigate, and the information is presented in a clear and concise manner. The app also has a search function that allows users to quickly find the information they need. Overall, Khulasah Nurul Yaqin Jilid 2 is an excellent app for anyone who wants to learn about Islamic history.