Riyadhus Sholihin Terjemah is an Android application developed by IstanStudio. It is a free education and reference app that provides users with the material on a book by Imam An-Nawai from the Shafi'i school of jurisprudence, called Riyadhus Sholihin. The book is translated into the Indonesian language, making it accessible to a wider audience.

The app's interface is user-friendly, with a simple design that allows for easy navigation. Users can easily browse through the chapters and topics covered in the book. The app also provides a search function that allows users to quickly find specific topics or verses.

Overall, Riyadhus Sholihin Terjemah is a useful app for those looking to learn more about Islamic knowledge. It is a great resource for students, scholars, and anyone interested in the teachings of Imam An-Nawai. While the developer encourages feedback and suggestions for improvement, it is important to note that personal information should not be shared.