Country Codes is a free Android application developed by Master Networks Pvt. Ltd. that allows users to quickly identify the origin of incoming calls or messages from foreign countries. It also provides users with the ability to search for information about any country without an internet connection.

The app is easy to use and has a simple interface. Users can search for a country by its name or by its dialing code, which is particularly useful for those who frequently travel or communicate with people from different parts of the world. Once the desired country is selected, the app displays the country's flag, name, code, and international phone number dialing codes.

Overall, Country Codes is a useful tool for those who need to identify the origin of incoming calls or messages from foreign countries, or for those who want to learn more about different countries around the world. With its user-friendly interface and comprehensive information, this app is a must-have for anyone who needs to stay connected with the world.