“Nahawy” application is an application that provides specialized content in Arabic grammar. Here is a brief explanation of the features of this application: Easy to use interface: The application features a simple and easy-to-use user interface, which makes it easier for users to browse and use book content effectively. Add bookmarks and refer to them any other time: The application provides the ability to bookmark important pages and return to them later, making it easier for users to resume their reading and return to key information. Listening to the content of some books: The application offers the feature of listening to the content of some books, allowing users to experience listening to texts instead of reading them. Copy content: The application allows users to easily copy the content of books, making it easy to copy and paste to refer to the information later. Share content as text or image: The application provides the feature of sharing content in text or image form, allowing users to share information with others in multiple ways.