ShareHealth vs StepToFit

ShareHealth uses on-device ML to find correlations between facial features and Apple Health metrics. FACE TO HEALTH • Hands-free Face Check-In: center your face in the ring, hold still, and the photo is taken automatically • Each capture is paired with that day's Apple Health data • Analyze 478 facial landmarks (MediaPipe) • Train prediction models on your own data • Choose Linear Regression or Random Forest • View feature correlations and leave-one-out cross-validation results • Add custom targets (weight, lean body mass, blood pressure, mindful minutes…) with automatic unit checks 100% on-device: your data stays on your iPhone unless you choose to share it. HEALTH DATA EXPORT • Export 100+ Apple Health metrics to CSV • Per-sample CSVs for CGM glucose readings and dietary nutrition entries • Historical exports by date range • Organized year/month folders • Share exports with clinicians if you choose SHARE STEPS • Share daily step counts with friends • Import and compare step data • No accounts required PRIVACY-FIRST • ML runs locally on device • No cloud uploads or tracking • Delete data anytime Learn more: medium.com/@smuskal/ai-steve-deep-dive-9f8352bc544d drstevenmuskal.com/p/ai-steve-deep-dive Medical Disclaimer: ShareHealth is for informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek advice from a physician or qualified healthcare provider before making medical decisions. If you think you have a medical emergency, call 911 immediately.

StepToFit turns your daily steps into a fun, social experience. Sync with Apple HealthKit to track steps, calories, distance, and active minutes — all displayed in a beautiful glassmorphic dark-mode interface. KEY FEATURES • Daily Step Tracking — Animated circular progress ring showing real-time steps vs. your goal, plus quick stats for calories, distance, and active minutes. • Weekly, Monthly & Yearly Stats — Bar and line charts with summary cards and best-day highlights to visualise your progress over time. • Streak Tracking — Build consecutive-day streaks, see your longest streak, get at-risk warnings after 8 PM, and view a 7-day calendar heatmap. • Blitz Events — Join timed step challenges with a real-time leaderboard. Race against other users and climb the ranks before time runs out. • Viral Challenges — Create or join step challenges, invite friends via QR code or deep link, and compete head-to-head. • Friends & Leaderboard — Follow friends, scan QR codes, and see where you rank on the social leaderboard. • FIT Certificate — Generate a shareable PDF certificate of your yearly step achievements, complete with a unique verification ID. • Customisable Goals — Set personal daily targets for steps, calories, distance, and active minutes. • Light, Dark & Auto Theme — A fully themed UI that follows your system appearance or your manual preference. StepToFit reads data from Apple HealthKit. No GPS or location tracking is used. A physical device is required — HealthKit data is not available on simulators. Sign in with your Google account to unlock social features including challenges, leaderboards, and friend connections. Your data stays private and is never shared with advertisers or third parties. Start stepping. Stay motivated. Get StepToFit.