فقه السنة is an Android app developed by So Smart Apps and falls under the Education & Reference category, specifically Books. The app provides the book "فقه السنة" by السيد سابق. The app has several features such as the ability to change font size, color, and style from 8 different Arabic fonts. Users can also change the background color of the page to hundreds of colors or choose from dozens of themes. The app also has a side menu that contains all the chapters for easy navigation and arrows at the end of each chapter to move to the next or previous chapter easily. Other features include the ability to copy and share any chapter, search for any word within the app, and save favorite chapters or notes. The app also has an auto-scroll feature and a timer to set a time limit for reading. Overall, فقه السنة is a well-designed app with many useful features for students of Islamic law.