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Best Free Emf Detector Apps

240+ iOS apps curated and reviewed

4.3 avg rating
18 free apps
Updated May 2026

Whether you're new to free emf detector or looking for an upgrade, our curated collection of 240+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Free Emf Detector

EMF Radiation Detector Reader#1

EMF Radiation Detector Reader by Rounding Squares BV

Detect EMF Radiation Meter
Editor's Choice
๐Ÿ”ง Utilities
4.5๐Ÿ˜(4.5K ratings)
FreeAdsIn-App Purchases
EMF Radiation Detector Reader screenshot 1
EMF Radiation Detector Reader screenshot 2
EMF Radiation Detector Reader screenshot 3

Detect electromagnetic fields (EMF) around you using your phone's sensors. Identify high-radiation zones in your home and workplace to better organize your environment and potentially improve well-being. Measure EMF emitted by various electronic devices and appliances.

What We Love

  • ๐Ÿ‘ Works well around microwave
  • ๐Ÿ‘ Consistent results
  • ๐Ÿ‘ Useful tool for detecting EMF
  • ๐Ÿ‘ Legit EMF detection

Room to Improve

  • ๐Ÿ› Ads cover reading numbers
  • ๐Ÿ” Unclear how to interpret readings
  • โš ๏ธ Questionable accuracy, only detects magnets
Ghost Detector - Haunted Radar#2

Ghost Detector - Haunted Radar by Talgame LLC

EMF Meter Sensor Spirit Board
Strong Contender
๐ŸŽฌ Entertainment
4.2๐Ÿ˜(9.6K ratings)
FreeIn-App Purchases
Ghost Detector - Haunted Radar screenshot 1
Ghost Detector - Haunted Radar screenshot 2
Ghost Detector - Haunted Radar screenshot 3
Ghost Detector - Haunted Radar screenshot 4

Detect paranormal activity and ghosts using your device's sensors. This app utilizes a new algorithm to measure the nature and impact of entities, offering a fun way to explore haunted locations or playfully scare friends.

What We Love

  • ๐Ÿ‘ Useful for detecting paranormal activity
  • ๐Ÿค– Accurate EMF readings
  • ๐Ÿ” Helps locate ghosts/spirits
  • ๐Ÿ˜Š Fun and engaging to use

Room to Improve

  • ๐Ÿ› Inconsistent performance
  • ๐Ÿค” Questionable accuracy of results
  • ๐Ÿ˜จ Can be creepy/unsettling to use
EMF Detector-Radiation Reader#3

EMF Detector-Radiation Reader by ๆ–ฐ้›จ ๆŽ

iemf,frequency detector
Worth Considering
๐Ÿ”ง Utilities
4.4(238 ratings)
FreeIn-App Purchases
EMF Detector-Radiation Reader screenshot 1
EMF Detector-Radiation Reader screenshot 2
EMF Detector-Radiation Reader screenshot 3

Transform your iPhone into an EMF detector to monitor electromagnetic fields. Identify radiation levels in various environments to assess safety at home, work, or in public spaces. Gain insights to make informed decisions about your surroundings.

More Free Emf Detector apps to explore

4
Ghost Hunting Tools - Detector
Ghost Hunting Tools - Detector
Ghost Hunting Tools - Detector
Detect Spirits, EVP Detector
Free

This app simulates paranormal activity detection and spirit communication. It features a ghost detector, radar, and a large word bank to interpret signals, offering an immersive experience for paranormal enthusiasts.

Paranormal activity detectionSpirit communicationEVP detector
๐ŸŽฌ Entertainment
(9.5K)
free with in-app purchases
5
EMF & Magnetic Detector
EMF & Magnetic Detector
EMF & Magnetic Detector
Detect wires & metal fast
Free

This app uses your device's magnetometer to detect magnetic and electromagnetic fields. It helps locate metal objects, hidden wires, pipes, and even wood studs behind walls. Get real-time readings and alerts to explore your surroundings.

Detects magnetic and EMF fieldsLocates metal objects, wires, and pipesFinds hidden wood studs behind walls
๐Ÿ”ง Utilities
(305)
free with in-app purchases
6
Metal Detector and Spy Camera
Metal Detector and Spy Camera
Metal Detector and Spy Camera
Cam Device and Stud Finder
Free

This app acts as a versatile detection toolkit, helping you find hidden metal objects, magnetic fields, and potential spy cameras. It also includes tools to check your WiFi network for unknown devices and scan your email for data breaches, enhancing your safety and aiding home improvement projects.

Metal detectorMagnetic field detectorWiFi device scanner
๐Ÿ”ง Utilities
(10K)
subscription
7
Paranormal EMF Recorder and Scanner
Paranormal EMF Recorder and Scanner
Paranormal EMF Recorder and Scanner
by Exelerus AB
Free

This app transforms your phone into an EMF meter for paranormal investigations. It detects and records electromagnetic fields using your device's magnetometer sensor, allowing for in-app analysis of scan results. Export your data for detailed reporting.

EMF detection using device magnetometerAutomated EMF recordingInteractive chart analysis of recordings
๐Ÿ”ง Utilities
(620)
free with in-app purchases
8
Hidden Spy Camera Finder Pro
Hidden Spy Camera Finder Pro
Hidden Spy Camera Finder Pro
#1 Recommended Cam Scanner
Free

Detect hidden cameras and suspicious devices on your network with a single tap. This app offers WiFi and Bluetooth scanning to help you maintain privacy in various locations like hotels and bathrooms.

WiFi ScannerBluetooth ScannerExclusive Guides
๐Ÿ”ง Utilities
(11K)
free with in-app purchases
9
EMF Field Detector RF Scanner
EMF Field Detector RF Scanner
EMF Field Detector RF Scanner
Find Wave & Hidden Emitters
$4.99

Detect electromagnetic fields (EMF) using your device's sensors. Get alerted to high magnetic fields and potential radiation sources in your home. Useful for identifying hidden emitters and understanding your environment.

Detects electromagnetic fields (EMF)Warns of high magnetic fields with beepsMeasures magnetic force on three axes
๐Ÿ”ง Utilities
(5.5K)
free with in-app purchases
10
Metal Detector EMF
Metal Detector EMF
Metal Detector EMF
Find metals and magnetic field
Free

This application uses your smartphone's magnetic sensor to detect nearby metal objects. It can help you find hidden metallic items, act as a treasure hunting tool, or even assist in ghost hunting by visualizing magnetic field trends. Requires a device with a magnetic sensor to function.

Detects nearby metalMeasures magnetic fieldFinds hidden metallic objects
๐Ÿ”ง Utilities
(2.2K)
free with in-app purchases
11
Device Detector: Wifi Analyzer
Device Detector: Wifi Analyzer
Device Detector: Wifi Analyzer
Find Hidden Devices On Network
Free

Scan and analyze all devices connected to your local network. This essential tool helps protect your privacy by identifying everything on your network. Regular updates ensure an improved user experience.

Scan local networkAnalyze connected devicesPrivacy protection
๐Ÿ”ง Utilities
(3.5K)
ad-supported
12
EMF Analytics
EMF Analytics
EMF Analytics
by SPIRITSHACK LTD
Free

Detect electromagnetic fields (EMF) with your device's sensor. View live and historical readings, switch measurement units, and utilize visual and auditory alerts. Includes a flashlight for investigations.

Live EMF reading displayTimelapse graph of previous readingsToggle between uT and mG units
๐Ÿ”ง Utilities
(57)
free
13
EMF Detector - Radiation Meter
EMF Detector - Radiation Meter
EMF Detector - Radiation Meter
Detect EMF Radiation on the GO
Free
$0.99 | 100% OFF

This tool uses your iPhone's magnetometer to measure electromagnetic field (EMF) activity in real time. Visualize EMF levels with clear indicators and receive haptic alerts when levels rise. Explore your surroundings with confidence by understanding magnetic field strength.

EMF Meter for microtesla readingsReal-time radiation meterActivity level indicators (safe, caution, alert)
๐Ÿ”ง Utilities
(0)
free
14
EMF Radiation Detector
EMF Radiation Detector
EMF Radiation Detector
by Ngoc Que Nguyen
Free

Detect electromagnetic radiation (EMF) emitted by everyday devices. This app uses your iPhone to measure nearby fields, alerting you to potentially harmful levels that could impact your health and environment.

Detects electromagnetic fieldsMeasures EMF radiation levelsAlerts to dangerous levels
๐Ÿ”ง Utilities
(200)
free
15
Ghost Detector & Ghost Radar
Ghost Detector & Ghost Radar
Ghost Detector & Ghost Radar
Talk To Ghost & Hunting Tools.
Free

This app simulates paranormal activity detection for entertainment purposes. It pretends to scan frequencies and magnetic fields to identify ghosts and spirits, generating fake reports. It also includes a simulated EMF detector mode for pranks.

Simulated ghost detectionParanormal activity scanningFake magnetic field scanning
๐ŸŽฌ Entertainment
(1.6K)
free with in-app purchases
16
Ghost Detector Camera
Ghost Detector Camera
Ghost Detector Camera
scary spirit radar tool
Free

This app uses your device's camera and EMF sensor to detect nearby spirits. It features animated graphics and sound effects to enhance the spooky experience. Explore haunted locations for the best results.

EMF wave ghost detectionDevice video camera integrationAnimated HD graphics
๐ŸŽฌ Entertainment
(796)
free with in-app purchases
17
Ghost Camera Detector Radar
Ghost Camera Detector Radar
Ghost Camera Detector Radar
spirit box and hunting tool
Free

Detect and communicate with spirits using a realistic ghost hunting experience. This app visualizes detected ghosts and allows you to ask questions, receiving answers from the spirit world. It provides a unique tool for exploring paranormal phenomena.

Ghost detection radarVisualizes detected ghostsSpirit communication tool
๐ŸŽฌ Entertainment
(13K)
free with in-app purchases
18
Emf Detector Radiation Reader
Emf Detector Radiation Reader
Emf Detector Radiation Reader
Detect hidden magnetic field
$4.99

Detect and track magnetic fields and potential EMF sources around you. Receive warnings for high readings and access guidelines for safe exposure levels. Monitor your environment and protect your health.

Track magnetic fields and high readingsDetects ferromagnetic metalsElectrosmog (EMP) detector
๐Ÿ”ง Utilities
(1.3K)
free with in-app purchases
19
EMF Detector - Ghost Hunting
EMF Detector - Ghost Hunting
EMF Detector - Ghost Hunting
Detect Paranormal Activity
Free
$0.99 | 100% OFF
๐Ÿ”ง Utilities
(0)
20
Metal Detector Pro+
Metal Detector Pro+
Metal Detector Pro+
Find Studs, Coins & Detect EMF
Free

Detect hidden metallic objects and monitor electromagnetic fields using your device's magnetometer. Ideal for construction, treasure hunting, and health safety by identifying EMF radiation from appliances. Receive alerts for high magnetic fields.

Detect metallic objects in walls and woodMonitor EMF radiation from appliancesReceive audible and vibration alerts
๐Ÿ”ง Utilities
(29)
free with in-app purchases