Freeletics, an AI-based fitness app, has 47M users across 160 countries. It collects user data and creates an individual short profile. Based on the profile, it predicts accurate and doable exercises. Creates workout plans while learning user’s reactions and results. Adjust workouts based on equipment available at homes. To grow abilities, the AI sets achievable targets and pushes users to achieve them. The COVID-19 imposed lockdown proved to be a boon for Freeletics.