World Info is an Android application developed by csdevbin that provides a comprehensive guide to countries and wonders of the world. The app is free to use and falls under the category of Education & Reference. It offers a wealth of information about countries, including their flags, general information, and lists of big, small, and rich countries, rivers, and mountains. In addition, the app features a section on wonders of the world, providing general information about some of the world's most famous landmarks and destinations.

The app is easy to navigate and provides a wealth of information at your fingertips. Whether you're a student or a travel enthusiast, World Info is a valuable resource for anyone interested in learning more about the world we live in.