--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Accelerometer ∞" developer_entity: "Fawkes Wei" bundle_id: "com.fawkeswei.accelerometer" app_store_id: "6621273087" google_play_id: "com.microsys.Accelerometer" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-05-18" report_date: "2026-05-19" last_verified: "2026-05-19T22:57:45.295Z" report_version: "1.38" total_reviews: 256 overall_rating: 3.25 sentiment: "Mixed" sentiment_score: 50 confidence: "medium" confidence_score: 0.65 review_sample_size: 256 data_age_days: 26 momentum_velocity: "active" intelligence_version: 4 competitor_count: 6 tags: ["utilities", "free", "mixed sentiment", "mobile app", "app review", "app analysis", "students,", "researchers,", "hobbyists"] canonical_url: "https://marlvel.ai/intel-report/utilities/accelerometer" license: "CC-BY-NC 4.0" content_version: "v2" --- # Accelerometer ∞ App Audit ## TL;DR {#tldr} - **Category**: Utilities · Free - **Signal**: Rating 3.25 · Sentiment Mixed > **TL;DR:** Accelerometer ∞ is a utilities app by Fawkes Wei, rated 3.25/5 by 256 users, with Mixed user sentiment (50/100), available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Accelerometer ∞ has Mixed user sentiment with a 3.25/5 rating from 256 reviews. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.25/5 (256 reviews) | | **User Mood** | Mixed | | **Category** | Utilities | | **Developer** | Fawkes Wei | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Medium (0.65/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** Fawkes Wei - **Category:** Utilities - **Target Audience:** Students, researchers, and hobbyists requiring real-time vibration or gravitational field measurement. - **Platforms:** iOS & Android - **Version Audited:** 1.38 - **Audit Date:** 2026-05-19 - **Signal Count:** 256 reviews analyzed - **Confidence:** Medium (0.65/1.0) - **App Store ID (iOS):** 6621273087 - **Bundle ID:** com.fawkeswei.accelerometer - **Google Play ID:** com.microsys.Accelerometer - **Performance Trend:** Declining - **Data Window:** Analysis based on signals collected up to 2026-05-19 - **Short Description:** An app that displays the projections of device's acceleration vector on 3 axes. ## Executive Snapshot **What it is:** Accelerometer ∞ is a utility app for iOS and Android that displays real-time acceleration vector projections on three axes. **Why users hire it:** Users hire this app to study gravitational fields and measure vibrations from physical sources like machines or seismic activity. ## App DNA (Features & Intent) - **[Standard] Multi-Sensor Data Collection:** Reads standard gravity, global acceleration, and linear acceleration from device hardware - **[Differentiator] Adjustable Sampling Rate:** Configures data capture frequency between 10 and 100 samples per second - **[Differentiator] Custom Grid Range:** Sets visual scale for acceleration graphs between 100mm/s² and 100m/s² * *User Intent:* Users value self-expression and personalized experiences. ## Market Position {#market-position} The app maintains a niche presence in the Utilities category, with a 1.3-star rating gap between iOS and Android platforms. This performance delta signals that the current codebase lacks the hardware abstraction required for consistent Android sensor support. ## Monetization Strategy - **Model:** Free - **Tiers:** Fully free, no ads, no limitations - **Analysis:** The app operates as a free utility with no monetization, ads, or IAP gates. ## 🟡 User Sentiment (Medium Confidence: 256 reviews) {#user-sentiment} - **Overall Rating:** 3.25/5 - **Platform Split:** iOS 4.4/5 (36 ratings) | Android 3.1/5 (220 ratings) - **Overall Sentiment:** Mixed ## SWOT Analysis {#swot} **Core Strengths:** - Ad-free utility model sustains high user trust in the academic segment. - Multi-sensor hardware integration covers standard gravity, global, and linear acceleration vectors. **Critical Frictions:** - 1.32-star rating gap between iOS and Android platforms indicates poor cross-platform parity. - Zero monetization strategy limits the budget for future feature development or maintenance. **Growth Levers:** - Education partnerships could provide B2B distribution into university physics departments. - Wearable integration would allow for remote vibration monitoring beyond the smartphone form factor. **Market Threats:** - Open-source competitors with active development cycles are eroding the technical user base. - Lack of updates risks app removal due to evolving platform-level hardware permission requirements. ## Recent Changes (v3 → v4) {#recent-changes} The app's competitive position has declined due to Android-specific hardware instability and a lack of development, prompting a shift toward open-source strategies. **Overall trend**: Declining **Compared at**: 2026-05-19 ### High-impact changes - **[Declined] Sentiment Score Reduction** (sentiment) — Sentiment score dropped from 65 to 50, indicating increased user frustration. - **[Added] Cross-Platform Parity Weakness** (swot) — Added a weakness regarding the 1.32-star rating gap between iOS and Android platforms. - **[Shifted] Strategic Roadmap Pivot** (positioning) — PM action items shifted from internal feature development to open-sourcing the codebase to leverage community maintenance. ### Medium-impact changes - **[Improved] Rating Increase** (sentiment) — Reported rating increased from 3.06 to 3.73, despite the emerging platform disparity. - **[Declined] Outlook Trend Shift** (sentiment) — Outlook trend moved from mixed to declining due to the lack of updates over the last 12 months. ## What's New - **Latest (v1.11, 1 years ago):** Regular maintenance update. ## App Momentum (Active) {#momentum} - No major feature updates in 2026. - Maintains passive, ad-free utility status. > **Cadence:** 5 total versions · 1 majors in last 6 months · 1 days since last update · 8 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} Accelerometer ∞ is an established utilities app that is completely free. With a 3.25/5 rating from 256 reviews, it shows polarized user reception. > **Bottom Line:** Accelerometer ∞ holds a niche utility position through its ad-free sensor graphing, but the lack of Android stability and active development threatens its long-term viability, so the PM should prioritize open-sourcing the codebase to leverage community maintenance. **Best for:** Students, researchers, and hobbyists requiring real-time vibration or gravitational field measurement. ### PM Action Plan (Next Best Moves) - [ ] [PIVOT] [HIGH IMPACT] Audit Android sensor abstraction layer because of the 1.3-star rating gap → improve Android rating baseline. — *The rating disparity between iOS and Android indicates a failure to handle hardware fragmentation.* _(trade-off: deprioritize Pause the development of new graphing features — sensor stability is the primary churn driver.)_ - [ ] [INVEST] [MEDIUM IMPACT] Open-source the codebase because competitors like Molar Mass Calculator Pro gain trust via transparency → increase community-led maintenance. — *The current maintenance-mode status is losing the technical user base to active, open-source rivals.* _(trade-off: deprioritize Deprioritize the development of a proprietary cloud-sync feature — community maintenance is a higher-yield survival strategy.)_ ### Feature Gaps vs Competitors - Open-source codebase (available in Molar Mass Calculator Pro but absent here) - Specific sensor model calibration (available in Field of View Calculator but absent here) ### Outlook: Declining The scientific utility market is shifting toward open-source and professional-grade calibration tools, leaving passive apps like Accelerometer ∞ exposed. Without a shift to an active development or community-led model, the app will likely see continued rating erosion as hardware requirements evolve. - 🔴 The lack of updates over the last 12 months indicates the app is in maintenance mode, which signals a decline in long-term technical support. - 🔴 The 1.3-star rating gap on Android suggests that the app is failing to adapt to hardware fragmentation, which will accelerate user churn. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.25/5 | | Total Reviews | 256 | | Sentiment | Mixed (50/100) | | Confidence | Medium | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Trend | Declining | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Accelerometer ∞** (this app) | 3.25/5 | Mixed | Fawkes Wei | | [Outdoor Switch](https://marlvel.ai/intel-report/utilities/outdoor-switch) | N/A/5 | N/A | Jiang Chang | | [Gasdruck](https://marlvel.ai/intel-report/utilities/gasdruck) | N/A/5 | N/A | Lars Bergelt | | [Molar Mass Calculator Pro](https://marlvel.ai/intel-report/utilities/molar-mass-calculator-pro) | 4.8/5 | Excited | Pylyp Chernov | | [BambuFarm - 3D Printer Monitor](https://marlvel.ai/intel-report/utilities/bambufarm-3d-printer-monitor) | 5.0/5 | N/A | Degentech | | [Field of View Calculator](https://marlvel.ai/intel-report/business/field-of-view-calculator) | 5.0/5 | N/A | Apogee Instruments | ## Company Profile - **Developer:** Fawkes Wei ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/accelerometer/id6621273087?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.microsys.Accelerometer&hl=en&gl=us) - **Sources:** App store metadata, User reviews. ## Related Intel Reports - [*Outdoor Switch*](https://marlvel.ai/intel-report/utilities/outdoor-switch) (Jiang Chang) — N/A Rating | N/A Sentiment - [*Gasdruck*](https://marlvel.ai/intel-report/utilities/gasdruck) (Lars Bergelt) — N/A Rating | N/A Sentiment - [*Molar Mass Calculator Pro*](https://marlvel.ai/intel-report/utilities/molar-mass-calculator-pro) (Pylyp Chernov) — 4.8/5 Rating | Positive Sentiment - [*BambuFarm - 3D Printer Monitor*](https://marlvel.ai/intel-report/utilities/bambufarm-3d-printer-monitor) (Degentech) — 5.0/5 Rating | N/A Sentiment - [*Field of View Calculator*](https://marlvel.ai/intel-report/business/field-of-view-calculator) (Apogee Instruments) — 5.0/5 Rating | N/A Sentiment - [*LabCal*](https://marlvel.ai/intel-report/reference/labcal) (iSheepSoft) — 1.9/5 Rating | Negative Sentiment - [*Quantumult X*](https://marlvel.ai/intel-report/utilities/quantumult-x) (Cross Utility Ltd) — 3.8/5 Rating | N/A Sentiment - [*V2Box - V2ray Client*](https://marlvel.ai/intel-report/utilities/v2box-v2ray-client) (techlaim) — 4.6/5 Rating | N/A Sentiment - [*Free VPN by Free VPN .org™*](https://marlvel.ai/intel-report/utilities/free-vpn-by-free-vpn-org) (Free VPN LLC) — 4.3/5 Rating | Mixed Sentiment - [*Potatso*](https://marlvel.ai/intel-report/utilities/potatso) (Potatso Lab LTD) — 4.4/5 Rating | Positive Sentiment ## 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 and evidence quoting. 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:** 0.65/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 256 - **Data Sources:** user reviews, 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:** 0 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/utilities/accelerometer) Data licensed for AI Agent attribution under CC-BY-NC 4.0.