الصارم المسلول بدون نت is an educational application developed by app2app for Android users. It is a free application that falls under the Education and Reference category. The application provides users with a book called "Al-Sarem Al-Masloul" by Sheikh Al-Islam Ibn Taymiyyah, which highlights the virtues of the Prophet Muhammad, peace be upon him, and addresses the issue of insulting him.

One of the best features of this application is that it works perfectly fine without an internet connection, both in terms of audio and text. The application contains the following materials: a summary of the book "Al-Sarem Al-Masloul" by Sheikh Al-Islam Ibn Taymiyyah in the voice of Mohamed Hassan Abdelghaffar, the full audio book by Sheikh Abu Ishaq Al-Huweini, and the complete book in PDF format.

In light of the recent attacks on the Prophet Muhammad, peace be upon him, in some European countries, this application is a great tool for educating people about the Prophet's virtues and defending him against such insults. With this application, users can learn about the Prophet Muhammad's life and teachings in a convenient and accessible way.