The Running Christmas Calendar is an Android app that helps runners stay fit and motivated during the holiday season. Developed by André Voltmann, this lifestyle app is completely free and offers a variety of running sessions and workouts for runners of all levels.

The app features 24 units hidden behind each door, with each unit perfectly coordinated to make sure everyone stays fit until the holidays. These units include average endurance runs, intervals, fartleks, and mountain runs. Additionally, there are breaks and units that ensure a healthy running economy, including strengthening, core, and mobility exercises explained in videos.

At the end of the Christmas Running Calendar, users will have the chance to win great prizes through a raffle. Whether you're a beginner or an experienced runner, this app is perfect for those who want to push themselves to the next level and stay motivated during the holiday season. Try out the new edition of the Running Christmas Calendar and get through December in a sporty way!