Inspiration and tips for training people with the neuromuscular disease spinal muscular atrophy (SMA). • Biogen SMA Training app is for people who have SMA. But other people around people with SMA who are involved in their training can also benefit from this app.• Biogen SMA Training app consists of sections for children and adults, respectively, which can be performed in a home environment.• The exercises for children have been chosen based on age and functional level, i.e. whether the child can sit with or without support and whether he/she can walk without help.• The exercises for adults are divided into focus areas: hand function, arm function, head and upper body balance and mobility in bed.The Biogen SMA Training app is in Danish.