Sổ tay Địa lý 11 is an Android application developed by Vinsofts Mobile Team that serves as a comprehensive guide for students preparing for their high school geography exams. This free app is specifically designed to help students understand and memorize the content of the 11th-grade geography curriculum.

The app offers various features that make it a valuable study tool, including a summary of the geography curriculum, an evaluation feature that enables students to assess their knowledge, an online quiz section to help students test their knowledge, a reminder feature to help students stay on track with their studies, and a bookmarking feature to help students keep track of the content they have already studied.

Furthermore, the app provides customization options such as adjustable light and font settings to enhance the reading experience. The app also offers a feature to change the background and a sharing option to share content with friends. Overall, Sổ tay Địa lý 11 is a valuable tool for students preparing for their geography exams.