City2Surf is an Android app developed by Tata Consultancy Services Limited. The app is designed to enhance your experience of the world's largest Fun Run event - City2Surf. The app is free to download and is available on the Google Play Store.

The app offers a range of features to help you take part in the Fun Run event. With the app, you can access race results, event information, and messaging. You can also use the app to take selfies with a range of fun frames that are exclusive to the event. The app is a great resource for those who want to make the most out of their City2Surf experience.

Overall, the City2Surf app is an excellent tool for anyone who is participating in the Fun Run event. It is easy to use, free, and offers a range of features that can help you get the most out of the event. If you are planning to take part in the City2Surf, we highly recommend downloading this app.