Detector...

Hidden Device Detector helps you scan your surroundings for electronic signals and nearby devices using your phone’s built-in sensors. Detect unusual activity, monitor wireless signals, and explore environmental data through a simple and structured interface.

The app provides tools for detecting hidden electronics, nearby wireless devices, and environmental signal changes.

Detection Tools

Infrared Scan
• Detect infrared light sources
• Identify possible IR cameras or IR LEDs
• Useful for inspecting dark environments

Ultrasound Scan

• Monitor ultrasonic frequencies between 18–22 kHz
• Detect ultrasonic signals from nearby electronics
• Identify unusual high-frequency emissions

Magnetic Field Scan

• Measure magnetic field changes
• Detect strong magnetic disturbances
• Useful for identifying electronic devices nearby

Bluetooth Device Scan

• Monitor nearby Bluetooth Low Energy devices
• View device signals and activity
• Identify unknown nearby devices

Wi-Fi Network Scan

• View nearby Wi-Fi networks
• Monitor wireless activity
• Identify network signals in your surroundings

Light Sensor Scan

• Detect light flicker and frequency
• Analyze LED and screen lighting behavior
• Measure brightness changes

Motion Detection

• Detect movement using device sensors
• Monitor changes in surrounding motion

Pressure Sensor

• Monitor atmospheric pressure data
• Observe environmental pressure changes

Proximity Detection

• Detect nearby objects using proximity sensors
• Measure distance from the device

Session Reports

• View detected events during scans
• Track signal activity in a session
• Review results with a simple summary

Designed for Exploration

• Clean and simple interface
• Fast access to sensor tools
• Organized detection features

Privacy Focused

• All scans run locally on your device
• No personal data collection
• No tracking or unnecessary permissions

Premium Features

Upgrade for additional benefits:

• Offline access to detection tools
• Ad-free experience
• Session history and notes

Who This App Is For

• Travelers checking hotel rooms
• Privacy-focused users
• Technology enthusiasts
• Security-conscious individuals

Hidden Device Detector helps you explore nearby signals, detect wireless devices, and better understand electronic activity around you.

Download Hidden Device Detector to explore the signals around you.