The punching-bag is the primary training tool for million of combat sports and fitness athletes. Yet, while gyms evolve and become digital, the bag is still stuck in the past. PunchLab is a smartphone App for punching-bag training: when the phone is mounted on a punching-bag, PunchLab can detect, measure and react to any strike. Without the need for any additional electronics. PunchLab connects punching-bags remotely to create online-classes, group workouts, and exciting 1vs1 challenges. Our team is passionate about data, UX/UI, mobility and innovation. From Spain to US to Thailand, we deliver high-tech at a competitive value by empowering users and providing new engaging tools to our stakeholders.