كتاب مجموعة التوحيد لابن تيمية

The book of Tawheed Group of Ibn Taymiyyah, an application that contains

The pdf file of the books of monotheism by Sheikh Al-Islam Ibn Taymiyyah includes two complete volumes that you can read and keep
The content of the application is automatically spoken online and all new is added to it
The Book of Tawheed by Ibn Taymiyyah is suitable for all Android phones and tablets