CalculaFit AI is your free, no-login personal trainer powered by AI. Generate personalized low-volume workouts in seconds – perfect for busy people chasing hypertrophy or fat loss without wasting hours in the gym. Includes smart calculators: TMB, macros, deficit caloric, whey cost, daily water & more. Built by a software engineer in Brazil to make efficient training accessible to everyone. Train smarter, not longer. Try it now!