
Fettleone is your personal health assistant, tracking key metrics and providing insights throughout your day — so you can make smarter wellness choices effortlessly.
Fettleone tracks the metrics that matter most, giving you insights to make smarter, everyday wellness choices—effortlessly and continuously.
Keep an eye on your heart rate and blood pressure throughout the day. Fettleone helps you notice patterns, understand stress and activity impacts, and supports smarter decisions to maintain a healthy rhythm.

Track your respiratory rate and blood oxygen levels effortlessly. Gain insight into your breathing patterns and energy levels, so you can stay alert, recover better, and breathe easier during your day.

Monitor sleep, steps, activity, strain, and recovery. Fettleone helps you understand how your body uses energy, optimize workouts, and balance daily activity with rest for peak performance.

Check your nutrition, hydration, body composition, and temperature trends. See how your lifestyle choices affect overall wellness, and get a holistic view of your body's balance every day.

From the moment you put on your Fettleone handband, it begins building a personalized baseline. Over the first month, your handband and app work together to tailor insights to your unique physiology and daily life.
Fettleone starts measuring key metrics: cardiovascular, respiratory, performance, metabolism, and body balance. Insights begin immediately.
Fettleone calibrates your metrics, unlocks detailed activity and sleep tracking, and provides personalized guidance for daily wellness.
Your handband fine-tunes coaching, offers trend views, and provides actionable insights to improve recovery, performance, and overall health.
