Detect electromagnetic fields using phone compass. Measure magnetic and electric fluctuations. Identify sources of interference. Calibrate for accurate readings. Display real-time field strength. Save and share measurement data.
by Derek Hoffmeister★ 4.010 ratingsUtilitiesFreeData updated 2026-09-08
Detects ferrous objects behind walls using phone's magnetic sensor. Measures magnetic field variations in microteslas. Displays real-time readings and highlights deviations from baseline.
Detect and measure fields using the device's magnetometer. Identify objects by strength and proximity. Record and view data over time. Compare readings to baseline values for accuracy.
Measure atmospheric pressure using the device's barometric sensor. Determine elevation with GPS-based altimeter. Access a ruler, surface level, metronome, stopwatch, timer, and seismometer. Includes flashlight.
Measure magnetic fields in micro teslas using the device's magnetometer. Detect ferromagnetic materials like iron, magnets, and metals. Adjust feedback level for vibration alerts. Visualize field strength with a graph.
Detect metals and magnetic fields with a built-in . Identify hidden cameras and other objects. Scan environments for security and home improvement tasks. Save and share scan results.
Track , distance, and direction with a digital and analog . Set custom distance values. Switch between portrait and landscape modes. Display in MPH, KM/H, and KNOTS. View altitude, maximum , and average with the Pro Pack.
Detects objects by measuring magnetic field strength. Displays real-time magnetic field levels in microtesla. Alerts users when is detected nearby. Uses built-in phone sensors for accurate readings.
Visualize magnetic fields in real-time with precision charts. Monitor X, Y, Z axis readings in microteslas. Display measurements for scientific research, education, and field work. Provide professional-grade accuracy for reliable data.
Detect nearby devices using Wi-Fi, Bluetooth, and magnetic field signals. Identify connected devices in your vicinity. Alert you to potential surveillance risks. Monitor surroundings for unauthorized presence.
Provide accurate GPS coordinates and altitude readings. Display direction and map integration. Enable location-based reminders and track movement routes. Adjust settings for different navigation modes.
Displays direction and heading using device hardware. Features a large, easy-to-read interface. Shows compass rose and current orientation. No additional features or settings provided.
The app provides a collection of 13 measuring tools and a flashlight. It includes a barometer, altimeter, compass, teslameter, metronome, stopwatch, timer, seismometer, plumb bob, surface level, spirit level, and ruler.