If you are looking for an app to help you read and understand Islamic jurisprudence, then جامع الفتاوى لابن عثيمين is the app for you. Developed by So Smart Apps, the app is a free educational and reference book that falls under the 'Books' subcategory.

The app comes with a variety of features that make it easy to use and customize. Users can change the font size, color, and style, choosing from eight Arabic fonts. They can also change the background color to hundreds of different colors or choose from dozens of themes. The app also allows users to select from a variety of background images.

In addition, the app has a full-screen display mode and a comfortable night-reading mode. Users can access a side menu that contains all the chapters to navigate between them quickly. Other features include the ability to copy and share any chapter or section, share the app itself, search for specific text within chapters, save the last read position, add notes, and save favorite chapters. Overall, جامع الفتاوى لابن عثيمين is a comprehensive app for those interested in Islamic jurisprudence.