Metal Detector · Key Finder
Find Metal with Magnetometer
$0.99 · Designed for iPad. Not verified for macOS.
Turn your iPhone into a metal detector using the built-in magnetometer sensor.
FEATURES
• Real-time signal gauge with color indicator
• Adjustable sensitivity: Low, Medium, High
• Sound and vibration alerts
• Auto calibration for accurate readings
• Readings in μT or mG
HOW TO USE
Open the app, tap START, then slowly sweep your phone over surfaces. The gauge lights up and alerts trigger when metal is nearby.
Great for finding keys, coins, jewelry, nails, and other small metal objects.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, 浩东 许, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 浩东 许
- Size
- 17.4 MB
- Category
- Utilities
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 13 more
- English, Arabic, French, German, Japanese, Korean, Malay, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Thai, Traditional Chinese
- Age Rating
4+
- 4+
- Copyright
- © 2026 Rudy Xu
