BCS Guide Bangladesh Context is an Android app developed by Abdur Rahman Nirob. It is a free educational and reference app that covers all the essential information about Bangladesh that is important for the BCS Exam. The app is designed to provide users with accurate and relevant information about the history, culture, and politics of Bangladesh in an accessible way.

The app covers a comprehensive range of topics, including the pre-era of Sultanate-Maurya Dynasty, Gupta Dynasty, Pala Dynasty, pre-era of Sultanate-Chandra Dynasty, pre-era of Sultanate-Dev Dynasty, Sena Dynasty, Era of Sultanate/Muslim Era, colonial rules in BD, Liberation Movement, Language Movements, 1952, 6 Articles & Mass Revolt, National Symbol, Flag & Anthems, Liberation War and Independent, and National Days. The information provided is relevant and accurate, and the app is easy to navigate, making it a valuable tool for anyone preparing for the BCS Exam.