Valdoise MyBalade is a free Android application developed by Conseil Départemental du Val d'Oise. It is designed to guide you during your walks and help you rediscover the territory. With this app, you can create personalized itineraries based on your preferences and level of experience, from easy to difficult, and for hiking, mountain biking, cycling, horse riding, or trail running.

You can download the itinerary in PDF format and GPX format for offline use. Additionally, the app can suggest a walk based on your preferences. The app also allows you to identify your current location on the map and view the nearby places of interest.

One of the best features of this app is that you can access the contents and maps offline, so you don't have to worry about connectivity issues while exploring the beautiful nature of Val d'Oise. You can also save your favorite routes and places of interest to access them anytime.