NN San Silvestre Vallecana is a free lifestyle app developed by Sportmaniacs for Android users. The app allows you to follow the excitement of the 42,000 participants of the Nationale-Nederlanden San Silvestre Vallecana live. With real-time tracking of runners, you can see their progress on the race map and get updated results as they cross the finish line.

The app also provides updated career information, including the race route, start and finish times, and other essential details. You can share your location by GPS with friends and family, so they can track your progress as well. Additionally, you can upload your race photo instantly and share it on social media platforms.

Overall, NN San Silvestre Vallecana is an excellent app for runners and spectators alike. Its user-friendly interface and real-time updates make it easy to follow the race and stay informed about the latest developments.