Good meter
It would be nice if you could adjust the gain, or null the start point
Free
In-App Purchases
Details
About
This utility app transforms your iPhone into a metal detector using its built-in magnetometer. It measures magnetic fields to help you locate ferromagnetic objects like keys, coins, and electronics.
✓Measure magnetic field
✓Detect coins and metal
✓Locate metal objects
✓3D compass
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What's New in Metal Detector
2.0.0
June 21, 2026
- Bug fixes and performance improvements
Subscription plans
Metal Detector Pro
Unlimited access
$17.491 Year
7 Days trialUser reviews
Developer apps
FAQ
What can Metal Detector - Gauss Meter detect?
Metal Detector - Gauss Meter can detect ferromagnetic metal objects such as speakers, phones, keys, computers, stereos, and coins by measuring their magnetic fields.
How does Metal Detector - Gauss Meter work?
The app utilizes your iPhone's built-in magnetometer to measure the magnetic field strength when placed near ferromagnetic metal objects.
Is Metal Detector - Gauss Meter free to use?
The base version of Metal Detector - Gauss Meter is free to download and use. However, a premium version, Metal Detector Pro, is available via subscription for enhanced features.
What are the subscription options for Metal Detector Pro?
Metal Detector Pro offers monthly ($3.49) and annual ($17.49) subscriptions. The annual plan includes a 7-day free trial.
How do I cancel my Metal Detector Pro subscription?
Subscriptions automatically renew unless canceled at least 24 hours before the current period ends. Auto-renewal can be turned off in your Apple account settings after purchase.
What devices is Metal Detector - Gauss Meter compatible with?
Metal Detector - Gauss Meter is currently supported on iPhone devices.
What is the age rating for Metal Detector - Gauss Meter?
Metal Detector - Gauss Meter has an age rating of 4+, making it suitable for a wide range of users.
How often is Metal Detector - Gauss Meter updated?
The app was last updated on August 28, 2025, with version 1.0.1, indicating recent development and maintenance.