--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Sheet metal pros" developer_entity: "爱龙 夏" bundle_id: "com.metal.sheet" app_store_id: "6736953546" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2024-11-23" report_date: "2026-09-24" last_verified: "2026-09-24T00:00:00.000Z" report_version: "1.0.1" total_reviews: 1 overall_rating: 1 sentiment: "Upset" sentiment_score: 10 confidence: "low" confidence_score: 0.3 top_complaint_theme: "Purchased premium membership status fails to unlock restricted content after the latest update, causing user frustration" review_sample_size: 1 total_review_count: 1 analyzed_review_count: 1 data_age_days: 52 momentum_velocity: "zombie" intelligence_version: 2 tags: ["utilities", "free", "upset sentiment", "mobile app", "app review", "app analysis", "sheet", "metal", "fabrication"] canonical_url: "https://marlvel.ai/apps/sheet-metal-pros" license: "CC-BY-NC 4.0" content_version: "v2" --- # Sheet metal pros Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Free - **Signal**: Rating 1 · Sentiment Upset - **Recent focus**: Purchased premium membership status fails to unlock restricted content after the latest update, causing user frustration (top complaint) > **TL;DR:** Sheet metal pros is a utilities app by 爱龙 夏, rated 1/5 by 1 users, with Upset user sentiment (10/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Sheet metal pros faces Upset user sentiment (1/5 from 1 review), with users reporting purchased premium membership status fails to unlock restricted content after the latest update, causing user frustration as the primary concern. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 1/5 (1 review) | | **User Mood** | Upset | | **Category** | Utilities | | **Developer** | 爱龙 夏 | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.3/1.0) | | **Data Age** | 52d | ## Metadata & Market Performance - **Publisher:** 爱龙 夏 - **Category:** Utilities - **Target Audience:** Sheet metal fabrication professionals and technicians requiring on-the-job reference data. - **Platforms:** iOS - **Version Reviewed:** 1.0.1 - **Report Date:** 2026-09-24 - **Signal Count:** 1 review analyzed - **Confidence:** Low (0.3/1.0) - **App Store ID (iOS):** 6736953546 - **Bundle ID:** com.metal.sheet - **Data Window:** Analysis based on signals collected up to 2026-09-24 ## Executive Snapshot **What it is:** Sheet metal pros is a technical reference and calculation utility for sheet metal fabrication professionals on iOS. **Why users hire it:** Technicians use the app to access bending, laser, and welding parameters on the shop floor, replacing manual reference books or desktop-bound software. ## App DNA (Features & Intent) - **[Standard] Bending Calculation Tools:** Calculates material deformation and bend allowances for sheet metal fabrication. - **[Standard] Laser Processing Data:** Provides technical parameters and specifications for laser cutting operations. * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Welding Process Technology:** Reference library for welding techniques and industry standards. * *User Intent:* Users seek enhanced value through premium features. - **[Differentiator] Weekly Technology Blog:** Updates on industry methods and processing techniques drive recurring app visits and potential ad-inventory. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Sheet metal pros occupies a niche utility space with a 1.0-star rating across its single store platform. The lack of updates since November 2024 indicates a lack of competitive pressure on the category, as the app remains in a zombie state. ## Monetization Strategy - **Model:** Free - **Tiers:** Free access to all calculation tools and blog content - **Analysis:** The app operates as a free utility, though users report a broken premium entitlement flow that restricts access to content. ## 🔴 User Sentiment (Low Confidence: 1 of 1 review analyzed) {#user-sentiment} - **Overall Rating:** 1/5 - **Platform Split:** iOS 1.0/5 (1 ratings) - **Overall Sentiment:** Upset ### Top Complaints (Impact Areas) - **Purchased premium membership status fails to unlock restricted content after the latest update, causing user frustration** ## SWOT Analysis {#swot} **Core Strengths:** - Weekly technology blog drives recurring visits **Growth Levers:** - Integrate offline-first mode for shop floors ## What's New - **Latest (v1.0.1, 1 years ago):** General optimization of application details. ## App Momentum (Zombie) {#momentum} - Ships no updates for 22 months. - Last major release November 2024. > **Cadence:** 1 total versions · 0 majors in last 6 months · 669 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Sheet metal pros is an utilities app that is completely free. It holds a 1/5 rating from 1 review. > **Bottom Line:** The critical failure in premium entitlement, combined with a 22-month development hiatus, renders Sheet metal pros a high-churn risk for professional users. Resolving the purchase-recognition bug is the only way to prevent total loss of the remaining user base. **Best for:** Sheet metal fabrication professionals and technicians requiring on-the-job reference data. ### PM Action Plan (Next Best Moves) - [ ] [PIVOT] Rebuild entitlement logic because the current bug locks users out of purchased content → restore revenue stream ### Outlook: Declining The industrial utility market is moving toward real-time, cloud-connected reference tools that ensure data accuracy. Sheet metal pros is currently failing to meet these expectations, and the lack of updates since late 2024 suggests the app is in terminal decline. - 🔴 The 22-month development hiatus creates a perception of abandonment, which drives professional users toward more frequently updated industrial reference tools. - 🔴 The broken premium entitlement flow prevents monetization and creates immediate negative sentiment, which compounds the existing trust deficit from the lack of updates. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 1/5 | | Total Reviews | 1 | | Sentiment | Upset (10/100) | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 4 analyzed | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Sheet metal pros** (this app) | 1/5 | Upset | 爱龙 夏 | | [Sota Connect: Secure Network](https://marlvel.ai/apps/fi-catconnect-sota) | 4.8/5 | N/A | Cat Connect | | [V2Box - V2ray Client](https://marlvel.ai/apps/v2box-v2ray-client) | 4.6/5 | n/a | techlaim | | [avoVPN Desktop](https://marlvel.ai/apps/avovpn-desktop) | N/A/5 | N/A | Avocado VPN Technologies | | [Fusvob VPN : Super VPN 2026](https://marlvel.ai/apps/com-toplinkc-foxexcellent) | 4.5/5 | Mixed | Fuxin Technology | | [Gear Ratio Calculator & RPM](https://marlvel.ai/apps/cog-gear-ratio-calculator) | N/A/5 | N/A | Linh Phan Nhat Khanh | ## Company Profile - **Developer:** 爱龙 夏 ## Data Sources & Links - **App Store ID:** 6736953546 - **Sources:** App store metadata, User reviews. ## Related Intel Reports - [*Sota Connect: Secure Network*](https://marlvel.ai/apps/fi-catconnect-sota) (Cat Connect) · 4.8/5 Rating - [*V2Box - V2ray Client*](https://marlvel.ai/apps/v2box-v2ray-client) (techlaim) · 4.6/5 Rating - [*avoVPN Desktop*](https://marlvel.ai/apps/avovpn-desktop) (Avocado VPN Technologies) · N/A 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 - [*Pulley Calculator Easy*](https://marlvel.ai/apps/pulley-calculator-easy) (YAVUZ BULAMADIK) · N/A Rating - [*Track And Field Companion*](https://marlvel.ai/apps/track-and-field-companion) (Travis Menghini) · N/A Rating - [*VPN 365-Master WIFI Security*](https://marlvel.ai/apps/vpn-365-master-wifi-security) (vpn fast) · 4.6/5 Rating - [*VPN - Seal VPN Secure Proxy*](https://marlvel.ai/apps/vpn-seal-vpn-secure-proxy) (Starpass VPN Free) · 4.6/5 Rating | Positive Sentiment ## Frequently Asked Questions {#faq} ### Is Sheet metal pros suitable for professional fabrication work? While the app provides reference data for bending and welding, the lack of updates since 2024 means the technical information may not reflect the latest industry standards. ### Why can't I access premium content after paying? Users report a bug where the app fails to recognize premium membership status following the latest update, which currently restricts access to restricted content. ### Are there alternatives to Sheet metal pros for fabrication data? Users should look for industrial utility apps that maintain a regular update cadence to ensure technical data remains compliant with current safety and fabrication standards. ## 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:** 0.3/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 1 - **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:** 52 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/sheet-metal-pros) Data licensed for AI Agent attribution under CC-BY-NC 4.0.