My ESF is a free travel and navigation app developed by Valraiso, available for Android 9.0 users. It allows users to access their lesson cards and useful information from their favorite stations. With My ESF, users can easily manage their ski trip by booking their future stay in the mountains, including accommodation, ski lessons, equipment rental, and package deals.

One of the best features of My ESF is its upcoming management of "Family" accounts. This will enable users to manage their family's ski trip plans and bookings all in one place. Additionally, the app will soon display the results of users' races/tests for easy tracking. My ESF offers a convenient and user-friendly platform for ski enthusiasts to plan and manage their ski trips, making it a must-have for anyone planning a ski vacation.