Earphones Sensor vs SpeedHUD

Turn your AirPods into a motion sensor that records the movement of your head. Just put on your compatible AirPods and tap a button — the built-in sensors capture your motion and show it on a real-time graph. Recorded data can be saved as a CSV file, ready for research, experiments and data analysis. Data you can measure: • Acceleration • Gravity direction • Rotation rate (gyroscope) • Attitude (pitch / roll / yaw) Highlights: • Easy measurement — just wear your compatible AirPods • Visualize your motion on a real-time graph • Turn each data type on/off in settings • Save as CSV and access it from the Files app • The screen stays on while measuring Perfect for posture research, exercise and rehabilitation analysis, motion data logging and much more. * Requires AirPods with built-in motion sensors.

SpeedHUD transforms your iPhone into a precision GPS speedometer with head-up display projection for your windshield. KEY FEATURES: • REAL-TIME GPS SPEEDOMETER Accurate speed tracking with smooth display. Switch between km/h and mph instantly. • HUD PROJECTION MODE Mirror your speed onto your windshield for safer night driving. Keep your eyes on the road while monitoring speed. • LIVE MAP TRACKING See your route unfold in real-time. Track your position with a beautiful live map view. • TRIP HISTORY & ANALYTICS Record every journey automatically. View detailed statistics including distance, duration, average and max speed. • APPLE WATCH APP Check your speed right from your wrist. Perfect for cyclists and motorcyclists. • PREMIUM DESIGN Clean, distraction-free interface designed for driving. No ads interrupting your journey. PERFECT FOR: - Car drivers wanting accurate speed verification - Motorcyclists needing HUD display - Cyclists tracking their rides - Anyone recording trip statistics Download SpeedHUD now and drive smarter! Privacy Policy: https://github.com/spiroba/Speed-HUD/blob/main/PrivacyPolicy.md Terms of Service: https://github.com/spiroba/Speed-HUD/blob/main/TermsOfService.md