--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "EMF Analytics (EMF Detector)" developer_entity: "SpiritShack Ltd" bundle_id: "com.spiritshack.emf.analytics.pro" app_store_id: "1625111884" google_play_id: "com.spiritshack.emf.analytics" category: "Utilities" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2025-11-03" report_date: "2026-07-11" last_verified: "2026-07-11T00:00:00.000Z" report_version: "8.0.0" total_reviews: 606 overall_rating: 3.4 sentiment: "Upset" sentiment_score: 10 confidence: "low" confidence_score: 0.5 top_complaint_theme: "Users report the app forces a redirect to the store after two minutes of use" review_sample_size: 1 total_review_count: 1 analyzed_review_count: 1 data_age_days: 36 momentum_velocity: "steady" intelligence_version: 5 nemesis: "EMF Detector" competitor_count: 4 tags: ["utilities", "freemium", "upset sentiment", "mobile app", "app review", "app analysis", "paranormal", "investigators", "hobbyists"] canonical_url: "https://marlvel.ai/apps/emf-analytics-emf-detector" license: "CC-BY-NC 4.0" content_version: "v2" --- # EMF Analytics (EMF Detector) Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Freemium - **Signal**: Rating 3.42 · Sentiment Upset - **Recent focus**: Users report the app forces a redirect to the store after two minutes of use (top complaint) > **TL;DR:** EMF Analytics (EMF Detector) is a utilities app by SpiritShack Ltd, rated 3.42/5 by 606 users, with Upset user sentiment (10/100), available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** EMF Analytics (EMF Detector) faces Upset user sentiment (3.42/5 from 606 reviews), with users reporting users report the app forces a redirect to the store after two minutes of use as the primary concern. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.42/5 (606 reviews) | | **User Mood** | Upset | | **Category** | Utilities | | **Developer** | SpiritShack Ltd | | **Pricing** | Freemium | | **Platforms** | iOS & Android | | **Confidence** | Low (0.5/1.0) | | **Data Age** | 36d | ## Metadata & Market Performance - **Publisher:** SpiritShack Ltd - **Category:** Utilities - **Target Audience:** Paranormal investigators and hobbyists interested in ghost hunting and electromagnetic field detection. - **Platforms:** iOS & Android - **Version Reviewed:** 2.0 - **Report Date:** 2026-07-11 - **Signal Count:** 1 review analyzed - **Confidence:** Low (0.5/1.0) - **App Store ID (iOS):** 1625111884 - **Bundle ID:** com.spiritshack.emf.analytics.pro - **Google Play ID:** com.spiritshack.emf.analytics - **Performance Trend:** Declining - **Data Window:** Analysis based on signals collected up to 2026-07-11 - **Short Description:** A simple yet effective EMF detector! ## Executive Snapshot **What it is:** EMF Analytics is a specialized utility for paranormal investigators that uses device magnetometers to detect and visualize electromagnetic fields on iOS and Android. **Why users hire it:** Users hire this app to validate paranormal activity through real-time sensor spikes, seeking visual evidence that standard compass tools fail to provide. ## App DNA (Features & Intent) - **[Differentiator] Timelapse Graph:** Visualizes historical EMF readings over time to track spikes during sessions. * *User Intent:* Users want visibility into their own performance and progress. - **[Differentiator] X, Y, Z Axis Display:** Shows the specific axis of the strongest detected EMF reading. ## Market Position {#market-position} EMF Analytics occupies a narrow paranormal utility niche, but its 2.33-star rating on iOS and lack of a functional purchase path prevent it from competing with the 1,000+ review volume of category leader EMF Detector. ## Monetization Strategy - **Model:** Freemium - **Tiers:** iOS: $4.99 one-time purchase, Android: Free (ad-free) - **Price:** iOS: $4.99 - **Analysis:** The developer uses a split pricing model, charging $4.99 on iOS while maintaining a free version on Android. ## 🔴 User Sentiment (Low Confidence: 1 of 1 review analyzed) {#user-sentiment} - **Overall Rating:** 3.42/5 - **Platform Split:** iOS 2.3/5 (3 ratings) | Android 3.4/5 (603 ratings) - **Overall Sentiment:** Upset ### Top Complaints (Impact Areas) - **Users report the app forces a redirect to the store after two minutes of use** ## SWOT Analysis {#swot} **Core Strengths:** - Timelapse graph provides visual evidence of EMF spikes - X, Y, Z axis display offers granular sensor data **Growth Levers:** - Standardize pricing model across platforms to reduce user confusion - Implement in-app purchase flow to capture revenue from the paranormal segment ## Recent Changes (v4 → v5) {#recent-changes} The app has transitioned into a broken state where a store-redirect loop prevents monetization, despite a more focused feature set for the paranormal niche. **Overall trend**: Declining **Compared at**: 2026-07-11 ### High-impact changes - **[Declined] Critical Purchase Path Failure** (sentiment) ### Medium-impact changes - **[Shifted] Feature Set Refinement** (features) - **[Added] Cross-Platform Pricing Split** (pricing) - **[Shifted] Niche Audience Focus** (audience) ## Rivals Landscape {#rivals} > Competitive positioning identified by AI analysis of app features, category, and market signals. ### EMF Analytics (EMF Detector) vs EMF Detector - **[EMF Detector](https://marlvel.ai/apps/emf-detector)** by Excelltech Inc.: With over 1,000 reviews and a high rating, this app dominates the specific EMF detection niche that this app occupies. - **Key differences:** - Maintains a consistent update cadence to ensure compatibility with modern device sensor hardware. - Focuses exclusively on magnetic field detection, avoiding the feature creep of paranormal investigation tools. - Achieves higher user trust through a focused, single-purpose utility design compared to this app. ### Peers (What They Do Better) - **[Metal Detector°](https://marlvel.ai/apps/metal-detector)** by Arda Sen: Operates in the same utility category by leveraging the device's magnetometer for physical environment detection. - Boasts a massive install base of over 100,000 users, creating a significant brand-as-category advantage. - Utilizes a broader detection scope that includes metal objects, expanding the utility beyond just EMF. - **[Gauss Meter](https://marlvel.ai/apps/gauss-meter)** by HUNG HSUN LIN: Serves the education sector with a similar technical focus on magnetic field measurement. - Positions itself as an educational tool, targeting students and hobbyists rather than paranormal investigators. - Maintains active development with recent releases, ensuring the app remains functional on current OS versions. ### New Kids on the Block (What's Innovative) - **[Tesla Toy](https://marlvel.ai/apps/tesla-toy)** by PDJ Apps: Shows recent activity and high engagement in the entertainment space, posing a threat to this app's paranormal-focused audience. ## App Momentum (Steady) {#momentum} - Last major update Sep 2022. - No new features in 3 months. > **Cadence:** 5 total versions · 0 majors in last 6 months · 177 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} EMF Analytics (EMF Detector) is a utilities app that is free with in-app purchases. With a 3.42/5 rating from 606 reviews, it faces significant user friction. > **Bottom Line:** EMF Analytics provides unique paranormal-focused sensor data, but the broken purchase path on the latest version destroys the conversion funnel, so the PM must prioritize fixing the in-app purchase flow before any further feature investment. **Best for:** Paranormal investigators and hobbyists interested in ghost hunting and electromagnetic field detection. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Rebuild in-app purchase flow because the current redirect loop prevents all revenue capture → increase conversion rate ### Feature Gaps vs Competitors - Consistent update cadence (available in EMF Detector but missing here) ### Outlook: Declining The paranormal utility market is consolidating around apps that provide stable, high-trust sensor readings. EMF Analytics is currently exposed due to a lack of updates and a broken purchase funnel, so the app will likely lose its remaining market share to rivals like EMF Detector unless the core conversion path is restored. - 🔴 The redirect loop to the store after two minutes of use prevents session growth, which compounds the negative rating trend on iOS. - 🔴 Lack of updates since 2022 leaves the app vulnerable to sensor hardware changes, which will further erode the accuracy claims of the app. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.42/5 | | Total Reviews | 606 | | Sentiment | Upset (10/100) | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS & Android | | Key Features | 2 analyzed | | Trend | Declining | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **EMF Analytics (EMF Detector)** (this app) | 3.42/5 | Upset | SpiritShack Ltd | | [Tesla Toy](https://marlvel.ai/apps/tesla-toy) | 4.6/5 | Excited | PDJ Apps | | [Metal Detector°](https://marlvel.ai/apps/metal-detector) | 4.4/5 | N/A | Arda Sen | | [EMF Detector](https://marlvel.ai/apps/emf-detector) | 4.9/5 | N/A | Excelltech Inc. | | [Gauss Meter](https://marlvel.ai/apps/gauss-meter) | 3.9/5 | N/A | HUNG HSUN LIN | | [Free VPN by Free VPN .org™](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) | 4.4/5 | Mixed | Free VPN LLC | ## Company Profile - **Developer:** SpiritShack Ltd - **Website:** [https://www.spiritshack.co.uk](https://www.spiritshack.co.uk) - **Social:** [Instagram](https://www.instagram.com/spiritshack.c0.uk) · [Facebook](https://www.facebook.com/sam.ashford.9480) · [X/Twitter](https://twitter.com/SpiritshackU) · [YouTube](https://www.youtube.com/c/TheParanormalFilesOfficialChannel) · [LinkedIn](https://www.linkedin.com/in/sam-ashford-394192220) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/emf-analytics-emf-detector/id1625111884?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.spiritshack.emf.analytics&hl=en&gl=us) - **Dev Site:** [Official Website](https://www.spiritshack.co.uk) - **Sources:** Developer website content, About us / company information, App store metadata, User reviews. ## Related Intel Reports - [*Tesla Toy*](https://marlvel.ai/apps/tesla-toy) (PDJ Apps) · 4.6/5 Rating | Positive Sentiment - [*Metal Detector°*](https://marlvel.ai/apps/metal-detector) (Arda Sen) · 4.4/5 Rating - [*EMF Detector*](https://marlvel.ai/apps/emf-detector) (Excelltech Inc.) · 4.9/5 Rating - [*Gauss Meter*](https://marlvel.ai/apps/gauss-meter) (HUNG HSUN LIN) · 3.9/5 Rating - [*Free VPN by Free VPN .org™*](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) (Free VPN LLC) · 4.4/5 Rating - [*Potatso*](https://marlvel.ai/apps/potatso) (Potatso Lab LTD) · 4.4/5 Rating | Positive Sentiment - [*Quantumult X*](https://marlvel.ai/apps/quantumult-x) (Cross Utility Ltd) · 3.8/5 Rating - [*V2Box - V2ray Client*](https://marlvel.ai/apps/v2box-v2ray-client) (techlaim) · 4.6/5 Rating | Positive Sentiment - [*카톡 분석 - 오픈채팅, 카톡 채팅 분석, 통계, 검색*](https://marlvel.ai/apps/com-liger-katalkanalysispaid) (Park Sung Cheol) · N/A Rating - [*로또 황금번호 생성기*](https://marlvel.ai/apps/lotto-lottogold) (jaehwan lee) · N/A Rating ## 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:** 0.5/1.0 (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:** 36 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/emf-analytics-emf-detector) Data licensed for AI Agent attribution under CC-BY-NC 4.0.