المنتظم في تاريخ الملوك والأمم is an Android application developed by So Smart Apps. The app is available for free in the Education & Reference category under the subcategory of Books. The app is a comprehensive collection of historical events and biographies, with more than 3,300 biographies of men and women, along with a chronological list of events. The app covers the general history from the beginning of creation until the year 574 AH, with an additional four years in its summary, which is named "Shazoor Al-Aqoud fi Tarikh Al-Ahoud". The app also includes a book named "Durrat Al-Iklil" that covers events up to the year 590 AH.

The app has a powerful search feature that allows users to search for specific information within the app. It also includes a feature that enables users to change the font style and size, customize the background color, and select different themes. The app has a user-friendly interface, with menus that provide easy access to the main sections of the app, including a favorites section for saved books and chapters. The app also includes a notes section where users can jot down their thoughts and comments on individual chapters.