DIY Metal Detector (Au,Ag,Fe)

DIY Metal Detector (Au,Ag,Fe)

By Dmitriy Kharutskiy

DIY Metal Detector (Au,Ag,Fe) is a utility for iPhone that processes signals from custom-built LC circuits to detect and discriminate between metal types.

The App DNA

What makes this app unique?

The app removes the cost barrier of commercial metal detectors for hobbyists who prefer building their own diagnostic hardware.

For DIY hobbyists and electronics enthusiasts interested in building and using custom metal detection hardware.

What does it look like?

Key features

LC Circuit Signal Analysisedge

Processes resonant frequency fluctuations from an external LC circuit via the microphone input to detect metal objects.

Metal Discriminationedge

Distinguishes between ferrous and non-ferrous metals by displaying positive or negative numerical values on the screen.

Resonance Frequency Searchstandard

Automated calibration tool to adjust for temperature-induced fluctuations in the LC circuit parameters.

How much does it cost?

freemiumFree version with limited sound and visual feedbackIn-app purchases to unlock full functionality

The freemium model gates full sensory feedback behind in-app purchases, requiring users to build hardware to access the core utility.

Velocity

Maintenance developmentopaqueShow more...

The app exhibits a maintenance-level cadence, with only one release recorded in the recent window. Development activity is currently limited to administrative compliance rather than functional improvements or new content. The latest release occurred 31 days ago, and there is no evidence of active feature development or live operations. The project remains in a state of minimal upkeep.

See all version history

Who built it?

Dmitriy Kharutskiy

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
3.78 · 27

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for DIY Metal Detector (Au,Ag,Fe)

How's the Utilities market?

DIY Metal Detector (Au,Ag,Fe) maintains a niche position in the Utilities category with a 3.78 rating across 27 total ratings. The lack of recent feature updates suggests a stable, low-growth trajectory focused on existing hobbyist retention.

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The rivals identified

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The Analyst's Read

Key takeaways for DIY Metal Detector (Au,Ag,Fe)

Where is it heading?

The market for DIY electronics utilities is consolidating, and DIY Metal Detector (Au,Ag,Fe) is currently in maintenance mode. Without new hardware-simplification features, the app will likely remain a static tool for its existing technical audience.

  • The latest release focused solely on age-rating compliance, confirming the app remains in a maintenance-only development cycle.
  • The lack of feature expansion over the last six months suggests the app will not capture new segments of the metal-detection market.

The SWOT

Core Strengths
  • Custom hardware integration creates a defensible barrier for technical hobbyists.
  • Metal discrimination logic provides a diagnostic capability beyond basic proximity sensors.
Critical Frictions 2 weaknesses inside
Growth Levers
  • Selling pre-soldered hardware adapters could remove the primary barrier to entry.
Market Threats 1 threat identified

Next best moves

1 Invest

Ship pre-soldered hardware adapters because the soldering requirement is the top barrier to entry → increase conversion velocity

The counter-intuitive read

The app's reliance on user-built hardware is not…

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Bottom line

DIY Metal Detector (Au,Ag,Fe) serves a specific technical niche, but the lack of active development limits its growth potential. Offering pre-soldered hardware would unlock a broader user base by removing the technical barrier to entry, which is the primary friction point in the current funnel.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

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FAQ

Is DIY Metal Detector (Au,Ag,Fe) suitable for beginners?
The app requires users to build simple circuits, including soldering. It is better suited for electronics hobbyists than absolute beginners.
How does this compare to a commercial metal detector?
Commercial detectors use advanced digital signal processing and stable hardware. DIY Metal Detector (Au,Ag,Fe) is a low-cost, DIY alternative that requires manual calibration and hardware assembly.
Does the app work without internet?
The app processes signals locally through the headphone jack, so it functions without an internet connection once the hardware is built.
What are some alternatives for metal detection?
Users can purchase dedicated commercial metal detectors or use other proximity-sensing apps, though most lack the custom LC circuit discrimination provided here.

Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by DIY Metal Detector (Au,Ag,Fe), its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “DIY Metal Detector (Au,Ag,Fe) Intelligence Report.” Updated Sep 29, 2026. https://marlvel.ai/apps/diy-metal-detector-au-ag-fe

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