The 40 فائدة للصلاة على النبي application, developed by OneDroid, is a free and offline Android app that aims to educate and inspire users to pray for Prophet Muhammad. The app sends daily reminders, making it easier for users to remember to pray for the prophet.

The app is user-friendly and can be used without an internet connection. It is easy to navigate and allows users to add their favorite benefit to the favorites list for quick access. Moreover, users can share a single benefit or the whole app with their friends. However, the app does not have a subcategory, and it does not offer any additional features other than the benefits of praying for the prophet.