Comparison

EMF Radar vs EMF Detector (Scanner)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

EMF Radar

This app uses your device's sensors to detect and measure electromagnetic fields in real-time. It also provides a map to visualize nearby cellular towers and their coverage, offering insights into your local electromagnetic environment.

Highlights
  • Real-time magnetic field measurements
  • Animated gauge display
  • Cellular tower map
  • Searchable location for tower coverage
  • EMF scores for cellular density
  • Offline magnetometer readings
Features
Read full description

EMF Radar helps you understand the electromagnetic environment around you. EMF Meter Use your iPhone's built-in magnetometer to detect and measure DC magnetic fields in real-time. The intuitive gauge displays field strength in microtesla (μT), making it easy to identify sources of magnetic activity near electronics, appliances, and other objects. Cell Tower Map Search any address to see nearby cellular towers and their coverage. View tower details including network type (5G, LTE, UMTS, GSM, CDMA) and distance from your location. Each area receives an EMF score based on tower density and proximity. Features - Real-time magnetic field measurements with animated gauge - Interactive map with tower markers color-coded by network type - Search any location to check tower coverage - EMF scores to quickly assess cellular infrastructure density - Works offline for magnetometer readings Whether you're curious about the magnetic fields in your home or want to understand cellular coverage in your area, EMF Radar gives you the tools to explore.

About

EMF Detector (Scanner)

Visualize electromagnetic field activity using your device's magnetometer. Monitor real-time changes with clear graphs and history logs. Useful for checking electronics and exploring magnetic environments.

Highlights
  • Real-time EMF meter
  • Live waveform and graph views
  • FFT frequency analysis
  • Signal change detection
  • Measurement history
  • Export options (PDF, video)
  • Interactive sound effects
Features
Read full description

EMF Detector helps you visualize Electromagnetic Field (EMF) activity around you using your iPhone’s built-in magnetometer. Whether you are checking electronics, exploring your environment, or tracking unusual magnetic changes, EMF Detector provides a clear and easy-to-read real-time experience. KEY FEATURES • Real-time EMF meter with smooth, responsive updates • Live waveform and graph views for continuous monitoring • FFT view to inspect frequency components of signal changes • Signal change detection to catch sudden spikes and drops • Measurement history so you can review previous sessions • Export options (such as PDF and video capture) for sharing and reporting • Sound effects and feedback options for interactive monitoring • Clean, intuitive interface designed for quick readings USE CASES • Scan around household electronics • Compare magnetic activity in different rooms • Observe signal behavior near cables, adapters, and devices • Record and share findings for personal reference IMPORTANT NOTES • This app is for general informational and educational use. • Because this app uses your phone’s built-in sensors, readings may vary depending on your device specifications, device condition, and surrounding environment; use all measurements for reference only. Upgrade options may be available for additional features and an enhanced experience.

Screenshots

EMF Radar3 screens
EMF Detector (Scanner)4 screens

Verdict

The call

The clearest difference is review sentiment: EMF Radar at 100% against EMF Detector (Scanner)'s 0%. EMF Radar also leads on rating (4.4 vs 1.0) and in-app purchases (none vs 2). EMF Detector (Scanner)'s advantage is update cadence (weekly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. EMF Detector (Scanner) sells 2 one-off in-app purchases. EMF Radar asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

EMF Radar holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: EMF Radar has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of EMF Radar's written reviews are positive against 0% of EMF Detector (Scanner)'s.

UpkeepUpdate frequency

EMF Radar ships an update every 2 months, EMF Detector (Scanner) weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard7 real differences · 3 level
EMF Radar versus EMF Detector (Scanner): the parameters behind the verdict, then further details
ParameterEMF RadarEMF Detector (Scanner)
PriceFreeFree
Rating4.4 (7 ratings) — better1.0 (1 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings7 — better1
Update frequencyEvery 2 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone
Requires iOS17.0 — better17.6
Further details — not scored
Size5 MB6 MB
Age rating4+4+
DeveloperJustin TormeyJongMin Lee

Customer experience

EMF Radar

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

EMF Detector (Scanner)

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

EMF Radar

No in-app purchases

2 purchases

EMF Detector (Scanner)

One-time2
  • 1 Month Premium Pass$0.99
  • 1 Year Premium Pass$2.99

Questions

Is EMF Radar free?
EMF Radar is free to download, with no in-app purchases.
Is EMF Detector (Scanner) free?
EMF Detector (Scanner) is free to download, with in-app purchases available.
Which has better reviews, EMF Radar or EMF Detector (Scanner)?
EMF Radar is rated higher. EMF Radar averages 4.4 out of 5 from 7 ratings, while EMF Detector (Scanner) averages 1.0 from 1 ratings.
Do EMF Radar or EMF Detector (Scanner) have ads?
EMF Detector (Scanner) shows ads; EMF Radar does not.
Which is updated more often, EMF Radar or EMF Detector (Scanner)?
EMF Radar ships an update every 2 months, and EMF Detector (Scanner) weekly. Most recently, EMF Radar was updated on October 24, 2026 and EMF Detector (Scanner) on October 25, 2026.

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