Khan Sar History Book is an Android app developed by Paper Hacker. It is a free app that falls under the Education & Reference category and specifically the Books subcategory. This app is a great resource for anyone interested in history, as it offers a comprehensive collection of historical events, figures, and places.

The app's user interface is easy to navigate, and the information provided is well-organized. The app contains detailed information on various topics, including ancient civilizations, world wars, and historical figures. The content is presented in a concise and engaging manner, making it easy for users to understand and retain the information. The app also includes high-quality images and illustrations, which enhance the user experience.

Overall, Khan Sar History Book is a great education and reference app, perfect for students, history enthusiasts, and anyone who wants to expand their knowledge on historical events and figures. It is a must-have app for anyone interested in history, and the fact that it is free makes it even more appealing.