Best Tracer alternatives: apps like Tracer - Gas Detector

10+ similar apps compared and reviewed

4.0 avg rating

10 free apps

Updated October 2026

Tracer - Gas Detector

ReFleX Wireless Inc.

📊 Productivity

Tracer is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Tracer

#1

EMF Detector-Radiation Reader by 新雨李

iemf,frequency detector

Editor's Choice

4.4(340 ratings)

FreeIn-App Purchases

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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.

#2

Detector:Find Lost/Spy Device by 长金胡

Find The Lost or Spy Devices

Strong Contender

4.6😊(558 ratings)

FreeAds

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Detect hidden spy devices like cameras and microphones using advanced technology. This app helps you safeguard your privacy by scanning for Bluetooth, magnetic fields, infrared, and Wi-Fi signals. Restore peace of mind by unmasking intrusive gadgets in your surroundings.

What We Love

🚀 Works as advertised
👍 Easy to use
🔍 Variety of detection methods
💡 Helpful for finding lost devices
🔒 Useful for security purposes

Room to Improve

🔋 High ad frequency
📍 Inaccurate distance measurements
🐛 Compatibility issues with some devices

#3

Radex: 5G EMF Detector by NETM S A S

5G EMF Radiation Measurements

Worth Considering

2.3(3 ratings)

FreeAds

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This application measures 5G EMF radiation using your device's sensors and magnetometer. It offers an easy-to-use interface with a color-coded system for readings and supports Apple Watch integration.

More apps like Tracer

by TELEFIRE FIRE & GAS DETECTORS LTD

This app provides facility owners and security staff with 24/7 access to control panel information. It enables real-time response to faults and alerts, remote operational actions like walk tests, and fault finding for enhanced fire protection management.

24/7 control panel information accessReal-time fault and alert responseRemote operational actions

Compare with Tracer

Hidden Microphone Detector SM

Hidden Microphone Detector SM

Hidden Microphone Detector SM

SpyMic Detects Spy Microphones

This app helps you protect your privacy by detecting hidden microphones and other surveillance devices. It uses multiple scanning methods, including Wi-Fi, Bluetooth, thermal, and EMF sensors, to identify potential threats in your surroundings. Ensure your personal space is secure wherever you go.

Hidden microphone detectionWi-Fi network scanningBluetooth device scanning

free with in-app purchases

Compare with Tracer

Magnetic Detector, Stud Finder

Magnetic Detector, Stud Finder

Magnetic Detector, Stud Finder

Metal, EMF & Gauss Meter

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

free with in-app purchases

Compare with Tracer

RF Bug Detector: Secret Detect

RF Bug Detector: Secret Detect

RF Bug Detector: Secret Detect

EMF Find Device Finder

This app helps you scan and detect devices around you, including Wi-Fi and Bluetooth connections. It offers AI scanning for visual assurance and IP insights to monitor your network behavior. Results are saved for easy review, with integrated tips for all users.

Wi-Fi and Bluetooth network scanningAI scanning modeIP insights and network monitoring

free with in-app purchases

Compare with Tracer

EMF Radiation Detector Reader

EMF Radiation Detector Reader

EMF Radiation Detector Reader

Detect Magnetic Field Meter

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.

Detect EMF radiationMeasure EMF levelsIdentify risk zones

free with in-app purchases

Compare with Tracer

SweepScan - Camera Detector

SweepScan - Camera Detector

SweepScan - Camera Detector

Detect Hidden Cameras Anywhere

Detect hidden cameras using your device's sensors and network scanning. Ensure your privacy in hotels, rentals, or homes by identifying suspicious Bluetooth devices, Wi-Fi streams, and magnetic fields. Get detailed device information to pinpoint potential threats.

Bluetooth hidden camera scannerWi-Fi hidden camera scannerMagnetic field sensor

free with in-app purchases

Compare with Tracer

Tracker Detect: Device Finder

Tracker Detect: Device Finder

Tracker Detect: Device Finder

AirTag & Bluetooth Scanner

This app helps you detect suspicious Bluetooth tracker signals around you. It identifies potential hidden devices in various locations like hotel rooms, cars, or shared spaces, providing guidance on next steps for your privacy and safety.

Detect Bluetooth tracker signalsIdentify suspicious devicesCheck various locations

free with in-app purchases

Compare with Tracer