Life & fun · alternatives · 2026

24 alternatives to Metal Detector - EMF Scanner

Turn your Android into a smart metal detector

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   RF Hunter – Find hidden cameras and other devices▲594

   This project is an RF Signal Scanner built using an ESP32, AD8317 RF detector, and various other components. It's designed to detect and measure RF signals in the environment and display the signal strength on an OLED display. It's useful to find hidden cameras, wiretapping devices, and other RF-enabled devices.

   2024 · github.com · its alternatives →

2. 2
   Metal Detector with Sound ▲5

   Detect All kind of metal objects with your phone

   2024 · play.google.com · its alternatives →

3. 3
   ⚡️AR Magnetometer in MeasureKit▲96

   Visualize magnetic field force in augmented reality!

   2018 · apps.apple.com · its alternatives →

4. 4
   Magnetic Sensor - Magnetometer - EMF App▲1

   a tool for detecting; measuring & navigating magnetic field

   2023 · play.google.com · its alternatives →

5. 5
   AliveCor Mobile ECG▲99

   A freakin' heart monitor for your smartphone

   2015 · alivecor.com · its alternatives →

6. 6
   Pocket Science Lab▲88

   Science and engineering experiments in your pocket

   2018 · pslab.io · its alternatives →

7. 7
   I built a desktop radiation monitor with Raspberry Pi, brass and wood▲364

   Here's how to turn a Geiger counter into a desktop radiation monitor powered by a Raspberry Pi. Take a look at this steampunk-inspired project up close.

   2020 · balena.io · its alternatives →

8. 8
   Air Metal Detector▲5

   The Smart Bluetooth Metal Detector!

   2019 · kickstarter.com · its alternatives →

9. 9
   Aurascope▲195

   Scan the world, collect aura points, compete with friends

   2025 · its alternatives →

10. 10
    Magnetic Sensor App▲3

    helps you find the electromagnetic leakage of your devices

    2020 · play.google.com · its alternatives →

11. 11
    CTRL-F▲283

    Search printed documents, with your camera!

    2016 · its alternatives →

12. 12
    Ground Score App▲6

    Metal detecting app | find ring finder

    2025 · groundscoreapp.com · its alternatives →

13. 13
    Real-time magnet position detection library for iOS▲6

    Real-time magnet position detection using smartphone

    2016 · its alternatives →

14. 14
    Genius Scan 4▲111

    A scanner in your pocket 📱

    2016 · blog.thegrizzlylabs.com · its alternatives →

15. 15
    1 Tap Zap▲68

    Get rid of excess EMF from your device with just 1-click

    2022 · 1tapzap.com · its alternatives →

16. 16
    Deciber▲69

    Turns your android phones into a noise measurement tool

    2015 · play.google.com · its alternatives →

17. 17
    Office Lens▲134

    Turns your smartphone into a pocket scanner

    2015 · microsoft.com · its alternatives →

18. 18
    Eko▲101

    A stethoscope through your smartphone.

    2015 · ekohealth.com · its alternatives →

19. 19
    PI-Link Speed Radar▲86

    Smart Doppler radar powered by your phone

    Feb 2026 · pi-speedlab.us · its alternatives →

20. 20
    Smartphone Magnetic Field Visualizer▲6

    2019 · vieyrasoftware.net · its alternatives →

21. 21
    Lumu▲75

    A light meter for your smartphone

    2014 · lu.mu · its alternatives →

22. 22
    Magnifying glass▲3

    Best app to magnify using Android

    2022 · play.google.com · its alternatives →

23. 23
    STF / Smartphone Test Farm▲70

    Remote control all your Smartphone devices

    2015 · openstf.io · its alternatives →

24. 24
    Mobile OCT▲60

    Using a Smartphone to Detect Cervical Cancer and Save Lives

    2014 · ligermedical.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →