About Physics Toolbox Magnetometer
Measure, record, and analyze magnetic fields in real time using your phone’s built-in magnetometer. Physics Toolbox Magnetometer is a precise EMF and magnetic field meter trusted by students, teachers, engineers, and...
Measure, record, and analyze magnetic fields in real time using your phone’s built-in magnetometer. Physics Toolbox Magnetometer is a precise EMF and magnetic field meter trusted by students, teachers, engineers, and researchers worldwide.
Four Powerful View Modes
• Chart View
Live graph of magnetic field strength in microtesla (µT) over time across X, Y, Z axes and total magnitude.
• Multi Graph
Compare all axes simultaneously in a multi-panel display.
• Digital Readout
Clean numerical interface for precise real-time measurements.
• 3D Compass
Visualize magnetic field direction in three dimensions.
Advanced Data Tools
• Record and export data as CSV via email, Google Drive, or any sharing app
• Three signal filters: Kalman, Low Pass, and Moving Average
• Adjustable sample rate for slow or fast phenomena
• Switch between elapsed time and clock time on the x-axis
• Fullscreen graph view for detailed inspection
• Customizable plot line thickness
Classroom and Lab Ready
Designed for real scientific investigation. Use it to:
• Verify the inverse square law for a point source magnet
• Measure solenoid field strength as a function of current or coil geometry
• Detect the frequency of magnetically driven objects such as speakers or stirrers
• Map Earth’s background magnetic field
• Locate hidden permanent magnets or ferromagnetic materials
• Demonstrate electromagnetic induction concepts
Professional and Hobbyist Applications
• EMF detection and field mapping
• Speaker and motor diagnostics
• Geomagnetic surveys and field work
• Metal and magnet proximity sensing
Previous Versions
Here you can find the changelog of Physics Toolbox Magnetometer since it was posted on our website on 2014-06-13 10:07:30.
The latest version is 2026.03.18 and it was updated on 2026-06-11 12:19:09. See below the changes in each version.
Physics Toolbox Magnetometer version 2026.03.18
Updated At: 2026-03-18
Changes: New 3d Compass mode
Physics Toolbox Magnetometer version 2024.04.18
Updated At: 2024-04-18
Changes: Bug fixes
Physics Toolbox Magnetometer version 2021.04.27
Updated At: 2021-04-28
Changes: New UI.
Bug fixes.
Physics Toolbox Magnetometer version 1.4.4
Updated At: 2017-05-28
Changes: Bug fixes.
Merged the two rotation buttons into one.
Reduced app RAM usage.
Physics Toolbox Magnetometer version 1.4.2
Updated At: 2016-05-31
Changes: Bug fixes.,Translated the app to Italian, Polish and Russian.,New icon.
Physics Toolbox Magnetometer version .6.4.7
Updated At: 2013-06-24
Changes: Several fixes and updates
Disclaimer
Official Google Play Link
We do not host Physics Toolbox Magnetometer on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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