Turn your iPhone / iPad into a tactical sci-fi telemetry HUD. Monitor real-time 9-axis motion, LiDAR depth, Mach-kernel diagnostics, bm pressure, decibels, and GPS.

Turn your iPhone into an advanced, tactical telemetry Heads-Up Display (HUD). Phoebe unlocks the full power of your device's internal hardware, delivering raw, real-time diagnostic readings and 3D visualisations inside an ultra-responsive interface.

Whether you are a developer testing motion algorithms, an outdoor enthusiast checking barometric trends, a sound technician measuring decibels, or a hardware enthusiast tracking kernel stats, Phoebe gives you instant access to your sensor suite.

================================ KEY CAPABILITIES AND SENSORS

9-AXIS MOTION AND ATTITUDE

• Accelerometer, Gyroscope and Magnetometer with real-time vector magnitude
• 3D Interactive Attitude Cube tracking pitch, roll, and yaw in real-time
• Gravity vector isolation and linear acceleration tracking
• Live historical sparkline graphs for motion trends

SYSTEM AND MACH-KERNEL DIAGNOSTICS

• Real-time CPU usage calculated via Mach kernel tick deltas
• Live RAM memory allocation (Used / Active / Total)
• Disk storage capacity and available space
• Thermal throttling state monitoring and battery telemetry
• Network interface detection and IP configuration

SPATIAL, LIDAR AND ENVIRONMENT

• Real-time Barometer and Altimeter (hPa / relative altitude / sea-level pressure)
• Weather pressure tendency and storm monitoring (hPa/hr)
• 3D LiDAR spatial depth grid visualization
• 3D Magnetic flux particle field
• Ambient light lux metering

ACOUSTICS AND PROXIMITY

• Real-time Sound SPL Decibel Meter (Peak and Average dB)
• High-refresh sound waveform audio visualizer
• Screen brightness and optical proximity detection

GPS NAVIGATION AND HEADING

• High-precision GPS latitude, longitude, and altitude
• True north and magnetic compass heading with cardinal bearings
• Ground speed, course direction, and horizontal/vertical accuracy metrics

ACTIVITY AND PEDOMETER

• Live step counter, distance walked, and floors climbed
• Real-time CoreMotion activity classification (Stationary, Walking, Running, Automotive, Cycling)

================================ DESIGNED FOR PERFORMANCE AND PRIVACY

• Monospaced tactical HUD interface with high-contrast night visibility
• Instant category filtering (Motion, Spatial, Sound, Activity, System)
• 100% On-Device Processing: Your sensor telemetry never leaves your device. No analytics, no ads, and no external tracking.