Recomp Engine™
Predicts and tunes your daily macros and calories using HRV and sleep quality. You gain muscle and lose fat on the same timeline.
- Dynamic Macro Cycling
- Auto-Calibration
Master A.I. Coach
The only system engineered to burn fat and build muscle simultaneously. Powered by biology, guided by A.I., and built to eliminate failure.
Most apps just help you starve. FITFIEND is a daily system that cycles your nutrition and training based on your biology.
Predicts and tunes your daily macros and calories using HRV and sleep quality. You gain muscle and lose fat on the same timeline.
Progress is earned. Unlock new intensity only when your consistency, workouts, and recovery trends prove you're ready.
Four specialized chatbot modes that translate your data into action. Nutrition guidance, progress counseling, meal analysis, and live workout cues.
"FITFIEND A.I. replaced three separate coaches. The Recomp Engine keeps my weight class dialed while the Graduation System protects my joints. This is a competitive edge."
"For the first time, my macros, sleep, and training all speak the same language. The app just tells me exactly what to do. No decision fatigue."
92%
Level 1 Completion
38%
HRV Improvement
3.6x
Breakthrough Speed
<5%
Post-Grad Churn
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