GainOS

GainOS is an AI-powered fitness and nutrition platform that creates fully personalized workout programs and meal plans based on user goals, body metrics, equipment access, and schedule. The app adapts weekly based on progress tracking, weight updates, and performance data. Users receive smart grocery lists, macro-optimized meal plans, and structured training splits designed for muscle gain, fat loss, or performance improvement. The brand tone should feel modern, intelligent, high-performance, an