--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Roof Master" developer_entity: "ZenSystem sp. z o.o." bundle_id: "com.zensystemlab.roofmaster" app_store_id: "1641521277" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2024-03-27" report_date: "2026-06-09" last_verified: "2026-06-09T10:12:34.334Z" report_version: "1.4.7" total_reviews: 0 confidence: "low" confidence_score: 0.2 data_age_days: 22 momentum_velocity: "maintenance" intelligence_version: 3 nemesis: "Roofing Calculator Pro" competitor_count: 8 tags: ["utilities", "free", "mobile app", "app review", "app analysis", "professional", "roofers", "carpentry"] canonical_url: "https://marlvel.ai/intel-report/utilities/roof-master" license: "CC-BY-NC 4.0" content_version: "v2" --- # Roof Master App Audit ## TL;DR {#tldr} - **Category**: Utilities · Free > **TL;DR:** Roof Master is a utilities app by ZenSystem sp. z o.o., available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Roof Master is a utilities app by ZenSystem sp. z o.o.. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Utilities | | **Developer** | ZenSystem sp. z o.o. | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Low (0.2/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** ZenSystem sp. z o.o. - **Category:** Utilities - **Target Audience:** Professional roofers and carpentry contractors operating within the Polish market. - **Platforms:** iOS & Android - **Version Audited:** 1.4.7 - **Audit Date:** 2026-06-09 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.2/1.0) - **App Store ID (iOS):** 1641521277 - **Bundle ID:** com.zensystemlab.roofmaster - **Google Play ID:** com.zensystemlab.roofmaster - **Performance Trend:** Stable - **Data Window:** Analysis based on signals collected up to 2026-06-09 ## Executive Snapshot **What it is:** Roof Master is a utility app for professional roofers and carpentry contractors in Poland, providing calculation tools and loyalty program access. **Why users hire it:** Contractors hire the app to bridge the gap between site-specific geometric calculations and the procurement of materials from partner wholesalers, reducing the time spent on manual estimation. ## App DNA (Features & Intent) - **[Differentiator] Carpenter's Notch Calculator:** Proprietary tool for calculating carpentry notches, with planned expansion of functionality * *User Intent:* Users seek enhanced value through premium features. - **[Differentiator] Cash Back Program:** Internal loyalty program for Dach Holding and partner wholesalers * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Technical Database:** Centralized repository of technical manuals, retail price lists, and product catalogs from all Dach Holding manufacturers * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Roof Master functions as a niche B2B utility within the Polish construction market, lacking the public review volume of global competitors like Roofing Calculator Pro. Its positioning relies on network-specific loyalty rather than broad-market app store visibility. ## Monetization Strategy - **Model:** Free - **Tiers:** Free access to all tools and loyalty programs - **Analysis:** The app functions as a free utility to support the B2B Dach Holding network, with monetization occurring through increased procurement volume at partner wholesalers. ## SWOT Analysis {#swot} **Core Strengths:** - Proprietary notch calculator functions as a specialized utility moat - B2B cashback program creates high-value contractor retention - Centralized technical database reduces procurement friction **Critical Frictions:** - Zero rating count on both platforms - Lack of multi-format data export - Limited to the Polish market **Growth Levers:** - Expansion into broader European technical standards - Integration with third-party project management software - Wearable-based measurement tools **Market Threats:** - Specialized geometry apps with established review volumes - Hardware-integrated diagnostic tools - Potential for Dach Holding competitors to launch similar utility-based loyalty platforms ## Recent Changes (v2 → v3) {#recent-changes} The intelligence update shifts the competitive focus toward specialized geometry-based roofing tools and identifies critical workflow gaps in data export and unit conversion. **Overall trend**: Stable **Compared at**: 2026-06-09 ### High-impact changes - **[Shifted] Competitive Landscape Pivot** (positioning) — The primary nemesis shifted from BuildCalc to Roofing Calculator Pro, reflecting a more precise focus on geometry-based roofing estimation. - **[Added] Professional Feature Gaps** (features) — Identified missing multi-format project data export and unit conversion engine as critical gaps compared to Roofing Calculator Pro. ### Medium-impact changes - **[Added] Expanded SWOT Analysis** (swot) — Added specific weaknesses (lack of multi-format export, Polish market limitation) and threats (hardware-integrated diagnostic tools). - **[Shifted] PM Action Item Priority** (positioning) — Prioritized multi-format data export over the previously planned notch calculator expansion to improve professional workflow utility. ## Rivals Landscape {#rivals} > Competitive positioning identified by AI analysis of app features, category, and market signals. ### Roof Master vs Roofing Calculator Pro — Head to Head - **[Roofing Calculator Pro](https://marlvel.ai/intel-report/utilities/roofing-calculator-pro)** by Anna Filobok: This app directly competes by offering specialized geometric roofing calculations that mirror the core utility of Roof Master’s pitch and zacios calculator. - **Key differences:** - Offers a dedicated unit conversion engine that simplifies international roofing material measurement standards for users. - Provides multi-format pitch output, allowing contractors to export data directly into professional project documentation formats. - Focuses exclusively on geometry-based calculations, creating a streamlined experience for pure estimation workflows. - **Where Roof Master wins:** - ✅ Integrates a unique loyalty and cashback program that incentivizes long-term contractor retention. - ✅ Provides a comprehensive directory of technical representatives, bridging the gap between calculation and procurement. - **Where Roofing Calculator Pro wins:** - ❌ Established track record with a larger review volume, signaling higher trust among professional roofing contractors. - ❌ Specialized focus on geometry provides a more robust set of calculation tools for complex roof structures. - **Verdict:** Roof Master should leverage its ecosystem advantages—specifically the cashback program—to lock in users who might otherwise choose a standalone calculator. ### Contenders (Strong Challengers) - **[Roof Pitch Calculator](https://marlvel.ai/intel-report/utilities/roof-pitch-calculator)** by Anna Filobok: It serves the same niche audience of roofers needing quick, real-time pitch calculations during site visits. - Prioritizes real-time calculation speed, allowing contractors to get immediate results while standing on the roof. - Features a simplified UI that reduces cognitive load compared to Roof Master’s multi-functional platform approach. ### Peers (What They Do Better) - **[EFB-Pro](https://marlvel.ai/intel-report/reference/efb-pro)** by CAVU Companies: It occupies the professional reference and calculation space, serving high-stakes industries that require precise, compliant data. - Delivers AFM-compliant performance calculations, ensuring regulatory adherence for high-stakes professional aviation environments. - Features sophisticated performance forecasting tools that provide predictive value beyond simple static calculations. - **[Beam Calculator.](https://marlvel.ai/intel-report/utilities/beam-calculator-1)** by Sachinbhai Surani: It targets the same construction and engineering professional demographic by offering structural analysis solvers. - Provides advanced structural analysis solvers that allow for complex load and influence line computations. - Monetizes through an ad-removal IAP model, offering a cleaner professional experience for power users. - **[Aspect Ratio Pro](https://marlvel.ai/intel-report/utilities/aspect-ratio-pro)** by App ahead GmbH: This app competes for the 'utility' screen real estate by providing a specialized calculator for proportional measurements. - Focuses on a single, highly optimized rule-of-three calculation engine for rapid proportional adjustments. - Minimalist design philosophy targets users who prefer single-purpose tools over complex, multi-feature industry platforms. - **[MyHSRC (Siemens Energy)](https://marlvel.ai/intel-report/utilities/myhsrc-siemens-energy)** by Siemens Energy: While industrial-focused, it competes for the same professional utility category by providing specialized maintenance and calculation tools. - Backed by a major industrial brand, providing high-trust, verified data for critical maintenance calculations. - Includes fleet maintenance tracking, which offers a broader operational management scope than Roof Master’s current tools. ### New Kids on the Block (What's Innovative) - **[iManifold™](https://marlvel.ai/intel-report/productivity/imanifold)** by nClarity, LLC: It represents a shift toward hardware-integrated software, providing real-time diagnostics that challenge manual calculation apps. - Connects directly to HVAC/R systems for live diagnostics, moving beyond manual input to automated data. - **[JobSite King](https://marlvel.ai/intel-report/tools/com-jobsiteking-app)** by jobsite labs: This newcomer targets the broader field management workflow, potentially encroaching on the operational side of Roof Master. - Integrates field management and workflow optimization, aiming to replace fragmented tools with a unified platform. ## What's New - **Latest (v1.5.0, 2 years ago):** Fixed QR code scanning issue during registration. - **Last Major (v1.4.7, 2 years ago):** Added PUSH notifications and improved app ergonomics and performance. ## App Momentum (Maintenance) {#momentum} - Updated Android build in March 2024. - Updated iOS build in February 2024. > **Cadence:** 2 total versions · 0 majors in last 6 months · 803 days since last update · 35 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} Roof Master is an established utilities app that is completely free. > **Bottom Line:** Roof Master effectively locks in contractors through its B2B cashback mechanism, but the lack of user feedback and professional export tools limits its growth, so the PM should prioritize export functionality to compete with specialized geometry rivals. **Best for:** Professional roofers and carpentry contractors operating within the Polish market. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] [MEDIUM IMPACT] Ship multi-format data export because competitors like Roofing Calculator Pro offer it → improve professional workflow utility — *Competitor analysis identifies data export as a key differentiator for professional contractors.* _(trade-off: deprioritize Pause the planned expansion of the notch calculator features — export utility has higher immediate impact on professional adoption.)_ - [ ] [MAINTAIN] [HIGH IMPACT] Audit user onboarding flow because the app has zero ratings → increase organic feedback loop — *The lack of any rating count suggests a failure to prompt users for feedback at high-value moments.* _(trade-off: deprioritize Same-quarter capacity available — no major lever displaced.)_ ### Feature Gaps vs Competitors - Multi-format project data export (available in Roofing Calculator Pro) - Unit conversion engine (available in Roofing Calculator Pro) ### Outlook: Stable The market for construction utilities is shifting toward integrated field management, which places pressure on static calculation tools. Roof Master remains stable due to its B2B network ties, but it must evolve beyond a simple calculator to avoid displacement by more comprehensive workflow platforms. - ⚪ The app maintains a steady update cadence, focusing on technical database maintenance rather than aggressive feature expansion. - 🟢 The integration of a B2B cashback program creates a strong retention mechanism that is difficult for standalone calculator apps to replicate. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Trend | Stable | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Roof Master** (this app) | N/A/5 | N/A | ZenSystem sp. z o.o. | | [JobSite King](https://marlvel.ai/intel-report/tools/com-jobsiteking-app) | N/A/5 | N/A | jobsite labs | | [Aspect Ratio Pro](https://marlvel.ai/intel-report/utilities/aspect-ratio-pro) | 4.0/5 | N/A | App ahead GmbH | | [Beam Calculator.](https://marlvel.ai/intel-report/utilities/beam-calculator-1) | 5.0/5 | Thrilled | Sachinbhai Surani | | [MyHSRC (Siemens Energy)](https://marlvel.ai/intel-report/utilities/myhsrc-siemens-energy) | 5.0/5 | N/A | Siemens Energy | | [iManifold™](https://marlvel.ai/intel-report/productivity/imanifold) | N/A/5 | N/A | nClarity, LLC | ## Company Profile - **Developer:** ZenSystem sp. z o.o. - **Website:** [https://dachholding.com](https://dachholding.com) - **Social:** [Instagram](https://www.instagram.com/dachholding_s.a) · [Facebook](https://www.facebook.com/DachHolding) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/roof-master/id1641521277?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.zensystemlab.roofmaster&hl=en&gl=us) - **Dev Site:** [Official Website](https://dachholding.com) - **Sources:** Developer website content, App store metadata. ## Related Intel Reports - [*JobSite King*](https://marlvel.ai/intel-report/tools/com-jobsiteking-app) (jobsite labs) — N/A Rating | N/A Sentiment - [*Aspect Ratio Pro*](https://marlvel.ai/intel-report/utilities/aspect-ratio-pro) (App ahead GmbH) — 4.0/5 Rating | N/A Sentiment - [*Beam Calculator.*](https://marlvel.ai/intel-report/utilities/beam-calculator-1) (Sachinbhai Surani) — 5.0/5 Rating | Excellent Sentiment - [*MyHSRC (Siemens Energy)*](https://marlvel.ai/intel-report/utilities/myhsrc-siemens-energy) (Siemens Energy) — 5.0/5 Rating | N/A Sentiment - [*iManifold™*](https://marlvel.ai/intel-report/productivity/imanifold) (nClarity, LLC) — N/A Rating | N/A Sentiment - [*EFB-Pro*](https://marlvel.ai/intel-report/reference/efb-pro) (CAVU Companies) — 5.0/5 Rating | N/A Sentiment - [*Roofing Calculator Pro*](https://marlvel.ai/intel-report/utilities/roofing-calculator-pro) (Anna Filobok) — 3.9/5 Rating | N/A Sentiment - [*Roof Pitch Calculator*](https://marlvel.ai/intel-report/utilities/roof-pitch-calculator) (Anna Filobok) — 3.3/5 Rating | Mixed 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) — 4.5/5 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:** 0.2/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** developer website, 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/roof-master) Data licensed for AI Agent attribution under CC-BY-NC 4.0.