Train by your body's real numbers.

Razgon reads your sleep, HRV, and activity to tell you how hard to train today — and makes logging meals and workouts nearly effortless. Local-first, on your iPhone.

🩺 Built by an orthopedic & sports medicine PA-C
Razgon home screen showing readiness score, sleep stages, nutrition and activity
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Readiness that means something

A daily 0–100 score from your real sleep stages, HRV, and resting heart rate — with plain-language training guidance, calibrated to your own baseline.

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Macros without the grind

Barcode scanning, USDA food search, and dynamic calorie targets that follow your actual daily burn — not a number you set in January.

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Training log that thinks

Per-set weights, reps, and reps-in-reserve. Pull your last session forward, search your history, and watch progression build.

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Yours, on your phone

Local-first storage. No account required. Your health data stays in Apple Health, where it belongs.

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COMING SOON

Pocket Coach — an AI coach that actually knows you

Talk to it at the gym. Snap a photo of your plate. It reads your readiness, your training history, and your macros — then coaches, logs, and remembers. In private testing now.

Get notified at launch