--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Metal Detector・EMF Reader" developer_entity: "Yash Mandhyan" bundle_id: "com.thegoodcompany.studfinder" app_store_id: "6749162622" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2026-08-08" report_date: "2026-09-30" last_verified: "2026-09-30T00:00:00.000Z" report_version: "1.2" total_reviews: 2 overall_rating: 5 sentiment: "Thrilled" sentiment_score: 90 confidence: "medium" confidence_score: 0.55 top_praise_theme: "The new button design provides a satisfying tactile response that users find visually appealing" top_complaint_theme: "Aggressive in-app rating prompts interrupt the user experience despite having the setting disabled" review_sample_size: 1 total_review_count: 1 analyzed_review_count: 1 data_age_days: 45 momentum_velocity: "maintenance" intelligence_version: 2 tags: ["utilities", "free", "thrilled sentiment", "mobile app", "app review", "app analysis", "enthusiasts,", "improvement", "hobbyists,"] canonical_url: "https://marlvel.ai/apps/metal-detector-emf-reader" license: "CC-BY-NC 4.0" content_version: "v2" --- # Metal Detector・EMF Reader Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Free - **Signal**: Rating 5 · Sentiment Thrilled - **Recent focus**: Aggressive in-app rating prompts interrupt the user experience despite having the setting disabled (top complaint) · The new button design provides a satisfying tactile response that users find visually appealing (top praise) > **TL;DR:** Metal Detector・EMF Reader is a utilities app by Yash Mandhyan, rated 5/5 by 2 users, with Thrilled user sentiment (90/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Metal Detector・EMF Reader maintains Thrilled user sentiment (5/5 from 2 reviews), with users consistently praising the new button design provides a satisfying tactile response that users find visually appealing. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 5/5 (2 reviews) | | **User Mood** | Thrilled | | **Category** | Utilities | | **Developer** | Yash Mandhyan | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Medium (0.55/1.0) | | **Data Age** | 45d | ## Metadata & Market Performance - **Publisher:** Yash Mandhyan - **Category:** Utilities - **Target Audience:** DIY enthusiasts, home improvement hobbyists, and technicians requiring basic magnetic field and stud detection tools. - **Platforms:** iOS - **Version Reviewed:** 1.2 - **Report Date:** 2026-09-30 - **Signal Count:** 1 review analyzed - **Confidence:** Medium (0.55/1.0) - **App Store ID (iOS):** 6749162622 - **Bundle ID:** com.thegoodcompany.studfinder - **Data Window:** Analysis based on signals collected up to 2026-09-30 ## Executive Snapshot **What it is:** Metal Detector・EMF Reader is a utility app for iPhone that uses the built-in magnetometer to detect metal, wall studs, and EMF levels. **Why users hire it:** The app removes the need for dedicated hardware by providing real-time magnetic field visualization for DIY projects and home improvement tasks. ## App DNA (Features & Intent) - **[Standard] Magnetometer-based detection:** Uses the built-in iPhone sensor to measure magnetic field strength in microtesla (µT) for metal and stud identification - **[Standard] Live EMF graphing:** Visualizes real-time magnetic field activity and EMF levels through a live graph interface - **[Differentiator] Axis-based directional detection:** Provides directional feedback to locate metallic objects or studs within walls * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Signal confidence indicator:** Displays a visual gauge to confirm the strength and reliability of the current detection reading ## Market Position {#market-position} Metal Detector・EMF Reader operates in the Utilities category, maintaining a 5-star rating based on early user feedback. The absence of monetization gates positions it as a pure utility play, though this limits revenue capture relative to category peers. ## Monetization Strategy - **Model:** Free - **Tiers:** Free - **Analysis:** The app is currently distributed as a free utility with no visible in-app purchase or subscription gates. ## 🟢 User Sentiment (Medium Confidence: 1 of 1 review analyzed) {#user-sentiment} - **Overall Rating:** 5/5 - **Platform Split:** iOS 5.0/5 (2 ratings) - **Overall Sentiment:** Thrilled ### Top Praises - **The new button design provides a satisfying tactile response that users find visually appealing** ### Top Complaints (Impact Areas) - **Aggressive in-app rating prompts interrupt the user experience despite having the setting disabled** ## SWOT Analysis {#swot} **Core Strengths:** - Axis-based directional detection provides a specific utility advantage for stud finding **Growth Levers:** - Implementing a Pro tier could monetize the existing DIY audience without disrupting the core utility ## What's New - **Latest (v1.2, 1 months ago):** Introduced a redesigned, more responsive button interface. ## App Momentum (Maintenance) {#momentum} - Shipped redesigned responsive button interface. - Ships minor updates at ~7-week cadence. > **Cadence:** 1 total versions · 0 majors in last 6 months · 53 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Metal Detector・EMF Reader is an utilities app that is completely free. It holds a 5/5 rating from 2 reviews. > **Bottom Line:** Pivoting to a freemium model would unlock revenue from the DIY segment without sacrificing the core utility, provided the team addresses the rating-prompt friction that currently threatens user retention. **Best for:** DIY enthusiasts, home improvement hobbyists, and technicians requiring basic magnetic field and stud detection tools. ### PM Action Plan (Next Best Moves) - [ ] [PIVOT] Disable persistent rating prompts because they ignore user settings → improve user satisfaction ### Outlook: Stable The utility market for sensor-based tools remains stable, with users prioritizing precision and interface responsiveness. Metal Detector・EMF Reader is well-positioned to maintain its 5-star baseline if it resolves the current UX friction regarding rating prompts, which would otherwise lead to negative sentiment as the user base scales. - 🟢 The latest button design update provides satisfying tactile feedback, which reinforces the app's professional utility positioning. - 🔴 Persistent rating prompts despite user-defined settings create friction, which risks eroding the high sentiment score as the user base grows. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 5/5 | | Total Reviews | 2 | | Sentiment | Thrilled (90/100) | | Confidence | Medium | | Pricing Model | Free | | Platforms | iOS | | Key Features | 4 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Metal Detector・EMF Reader** (this app) | 5/5 | Thrilled | Yash Mandhyan | | [Sota Connect: Secure Network](https://marlvel.ai/apps/fi-catconnect-sota) | 4.9/5 | N/A | Cat Connect | | [V2Box - V2ray Client](https://marlvel.ai/apps/v2box-v2ray-client) | 4.6/5 | n/a | techlaim | | [App For Siri Commands Tips](https://marlvel.ai/apps/app-for-siri-commands-tips) | N/A/5 | N/A | Anh La Phan Son | | [avoVPN Desktop](https://marlvel.ai/apps/avovpn-desktop) | N/A/5 | N/A | Avocado VPN Technologies | | [Bin Days - Bin Reminder](https://marlvel.ai/apps/bin-days-bin-reminder) | N/A/5 | N/A | Vicki Partridge | ## Company Profile - **Developer:** Yash Mandhyan - **Website:** [https://thegoodcompany.website](https://thegoodcompany.website) - **Social:** [YouTube](https://youtube.com/shorts) ## Data Sources & Links - **App Store ID:** 6749162622 - **Dev Site:** [Official Website](https://thegoodcompany.website) - **Sources:** Developer website content, About us / company information, App store metadata, User reviews. ## Related Intel Reports - [*Sota Connect: Secure Network*](https://marlvel.ai/apps/fi-catconnect-sota) (Cat Connect) · 4.9/5 Rating - [*V2Box - V2ray Client*](https://marlvel.ai/apps/v2box-v2ray-client) (techlaim) · 4.6/5 Rating - [*App For Siri Commands Tips*](https://marlvel.ai/apps/app-for-siri-commands-tips) (Anh La Phan Son) · N/A Rating - [*avoVPN Desktop*](https://marlvel.ai/apps/avovpn-desktop) (Avocado VPN Technologies) · N/A Rating - [*Bin Days - Bin Reminder*](https://marlvel.ai/apps/bin-days-bin-reminder) (Vicki Partridge) · N/A Rating - [*Controller Tester FGC*](https://marlvel.ai/apps/controller-tester-fgc) (Aaron Lowe) · 5.0/5 Rating - [*Fusvob VPN : Super VPN 2026*](https://marlvel.ai/apps/com-toplinkc-foxexcellent) (Fuxin Technology) · 4.5/5 Rating - [*Gear Ratio Calculator & RPM*](https://marlvel.ai/apps/cog-gear-ratio-calculator) (Linh Phan Nhat Khanh) · N/A Rating - [*NordVPN: VPN Fast & Secure*](https://marlvel.ai/apps/com-nordvpn-nordvpn) (Nordvpn S.A.) · 4.7/5 Rating - [*Pick and Pull: Junkyard Finder*](https://marlvel.ai/apps/pick-and-pull-junkyard-finder) (Vladimir Kostadinov Stoyanov) · 3.4/5 Rating ## Frequently Asked Questions {#faq} ### Is Metal Detector・EMF Reader accurate for all metals? The app is optimized for ferromagnetic metals like iron and steel. It does not work for non-ferrous metals such as aluminum, gold, or silver. ### Does Metal Detector・EMF Reader have intrusive ads? The app is currently distributed as a free utility with no visible in-app purchase or subscription gates, and no ads are reported. ### Can I use this app to find studs in thick walls? Accuracy depends on the iPhone's magnetometer sensor. Thick walls or heavy interference can significantly affect detection performance. ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.55/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 1 - **Data Sources:** user reviews, developer website, company about page, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 45 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/metal-detector-emf-reader) Data licensed for AI Agent attribution under CC-BY-NC 4.0.