よく分からない…
スマホのマイク部分を擦ると反応するんだけど？
面白い
スマホの磁気センサーを使えば簡単に使用できる所を
わざわざ磁気センサーから手作りしてやろうという
考え方に、惚れた。部品揃えて制作してみたい。
わざわざ磁気センサーから手作りしてやろうという
考え方に、惚れた。部品揃えて制作してみたい。
Free
In-App Purchases
Details
About
This app connects simple DIY metal detector circuits to your iPhone via the headphone jack. It allows you to build your own detector to find ferrous and non-ferrous metals, including gold and silver, with basic discrimination capabilities. The app helps stabilize circuit parameters for accurate readings.
✓Connects to DIY metal detector circuits
✓Detects ferrous and non-ferrous metals
✓Discrimination between metal types
✓Simple circuit schematics included
✓Adjusts for temperature and coil changes
✓Frequency range 3-14 kHz
Show original description
What's New in DIY Metal Detector (Au,Ag,Fe)
1.2.12
February 13, 2026
• Bug fixes.
2
In-App Purchases
$1.99
The sensitivity of MD1
of the "Very simple" metal detector
User reviews
Developer apps
FAQ
What is the DIY Metal Detector app?
The DIY Metal Detector app connects simple, homemade metal detector circuits to your iPhone through the headphone jack. It helps you build and use a detector to find various metals.
Can DIY Metal Detector find gold and silver?
Yes, the app is designed to detect both ferrous and non-ferrous metals, which includes gold and silver. It also offers basic discrimination to distinguish between different metal types.
How accurate is the DIY Metal Detector app?
The app helps stabilize circuit parameters that can fluctuate due to temperature or coil changes. However, the numbers shown are not 'Target ID' like professional detectors, and accuracy depends on the DIY circuit's quality.
What are the detection ranges for the 'Very simple' detector?
With the 'Very simple' detector, you can detect a coin up to 4 inches (10 cm) away and a small shovel up to 6 1/2 inches (16 cm) away.
What are the detection ranges for the 'Sensitive' detector?
The 'Sensitive' detector offers greater range, detecting a coin up to 6 1/2 inches (16 cm) and a small shovel up to 9 inches (23 cm) away.
Does DIY Metal Detector have ads?
No, the DIY Metal Detector app does not contain advertisements.
What devices is DIY Metal Detector compatible with?
The app is designed for iPhones and iPods. It requires a headphone jack for connection to the DIY metal detector circuit.
How often is DIY Metal Detector updated?
The app was last updated on February 13, 2026, indicating ongoing development and support for the application.
