--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Clinometer+ Slope & Roof Pitch" developer_entity: "Kyu-Hee Jang" bundle_id: "com.simonj.clinometer" app_store_id: "6760831012" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-09-02" report_date: "2026-09-10" last_verified: "2026-09-10T00:00:00.000Z" report_version: "1.0.33" total_reviews: 0 confidence: "low" confidence_score: 0.2 data_age_days: 21 momentum_velocity: "active" intelligence_version: 2 tags: ["utilities", "free", "mobile app", "app review", "app analysis", "construction", "professionals,", "roofers,"] canonical_url: "https://marlvel.ai/apps/clinometer-slope-roof-pitch" license: "CC-BY-NC 4.0" content_version: "v2" --- # Clinometer+ Slope & Roof Pitch Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Free > **TL;DR:** Clinometer+ Slope & Roof Pitch is a utilities app by Kyu-Hee Jang, available on iOS & Android. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Clinometer+ Slope & Roof Pitch is a utilities app by Kyu-Hee Jang. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Utilities | | **Developer** | Kyu-Hee Jang | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Low (0.2/1.0) | | **Data Age** | 21d | ## Metadata & Market Performance - **Publisher:** Kyu-Hee Jang - **Category:** Utilities - **Target Audience:** Construction professionals, roofers, carpenters, and DIY hobbyists requiring precise angle and slope measurements. - **Platforms:** iOS & Android - **Version Reviewed:** 1.0.33 - **Report Date:** 2026-09-10 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.2/1.0) - **App Store ID (iOS):** 6760831012 - **Bundle ID:** com.simonj.clinometer - **Google Play ID:** com.simonj.clinometer - **Data Window:** Analysis based on signals collected up to 2026-09-10 ## Executive Snapshot **What it is:** Clinometer+ Slope & Roof Pitch is a specialized angle and slope measurement tool for construction professionals and DIY users on iOS and Android. **Why users hire it:** The app removes the need for multiple physical tools by consolidating industry-standard references and precision sensor data into a single, portable interface. ## App DNA (Features & Intent) - **[Differentiator] Measurement History & Trend Analysis:** Auto-saves readings with a 7-day trend chart and comparative insights. * *User Intent:* Users want visibility into their own performance and progress. - **[Differentiator] Compare Mode:** Side-by-side view of two saved measurements to calculate differences. - **[Standard] Reference Library:** Built-in database of industry standards including ADA ramp max and roof pitches. ## Market Position {#market-position} Clinometer+ Slope & Roof Pitch occupies a niche in the Utilities category by focusing on trade-specific precision rather than general-purpose leveling. The active release cadence of one major update in the last six months ensures the app remains technically superior to stagnant, legacy bubble-level tools. ## Monetization Strategy - **Model:** Free - **Tiers:** Free with ad support - **Analysis:** The app utilizes high-utility professional features to drive engagement and ad inventory, though it lacks a paid-tier for ad-free usage. ## SWOT Analysis {#swot} **Core Strengths:** - Kalman-smoothed sensor fusion provides 0.1-degree precision - 7-day trend charts drive repeat usage **Growth Levers:** - Pro-tier removal of ads for professional users ## What's New - **Latest (v1.0.33, 1 weeks ago):** Improved slope measurement stability and added manual orientation toggles for flat, on-end, or on-edge surface readings. ## App Momentum (Active) {#momentum} - Shipped manual orientation toggles. - Maintains 4-day average update cadence. > **Cadence:** 2 total versions · 1 majors in last 6 months · 8 days since last update · 4 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} Clinometer+ Slope & Roof Pitch is an utilities app that is completely free. > **Bottom Line:** Clinometer+ Slope & Roof Pitch should pivot to a Pro-tier model to better serve professional users, as the current ad-supported model creates friction in high-precision site workflows. This move would unlock higher ARPU and cement the app's position as a primary tool for construction professionals. **Best for:** Construction professionals, roofers, carpenters, and DIY hobbyists requiring precise angle and slope measurements. ### PM Action Plan (Next Best Moves) - [ ] [PIVOT] Pivot ad-supported monetization to a one-time Pro unlock because professional users prioritize workflow efficiency → increase long-term retention ### Outlook: Improving The utility market is consolidating around tools that offer professional-grade precision and data-logging capabilities. Clinometer+ Slope & Roof Pitch is well-positioned to capture this segment if it continues to prioritize technical accuracy and workflow integration over ad-inventory volume. - 🟢 The 4-day update cadence demonstrates active feature investment, which builds trust with professional users who rely on the tool for daily site work. - 🟢 Adding manual orientation toggles directly addresses surface-following precision, which reduces the error rate for roofers and carpenters using the app in varied positions. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Outlook | Improving | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Clinometer+ Slope & Roof Pitch** (this app) | N/A/5 | N/A | Kyu-Hee Jang | | [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 | | [Free VPN by Free VPN .org™](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) | 4.5/5 | Mixed | Free VPN LLC | | [Fusvob VPN : Super VPN 2026](https://marlvel.ai/apps/com-toplinkc-foxexcellent) | 4.4/5 | Mixed | Fuxin Technology | ## Company Profile - **Developer:** Kyu-Hee Jang - **Website:** [https://simon-jang.blogspot.com/](https://simon-jang.blogspot.com/) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/clinometer-slope-roof-pitch/id6760831012?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.simonj.clinometer&hl=en&gl=us) - **Dev Site:** [Official Website](https://simon-jang.blogspot.com/) - **Sources:** Developer website content, App store metadata. ## 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 - [*Free VPN by Free VPN .org™*](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) (Free VPN LLC) · 4.5/5 Rating - [*Fusvob VPN : Super VPN 2026*](https://marlvel.ai/apps/com-toplinkc-foxexcellent) (Fuxin Technology) · 4.4/5 Rating - [*Potatso*](https://marlvel.ai/apps/potatso) (Potatso Lab LTD) · 4.4/5 Rating - [*Quantumult X*](https://marlvel.ai/apps/quantumult-x) (Cross Utility Ltd) · 3.8/5 Rating - [*VPN 365-Master WIFI Security*](https://marlvel.ai/apps/vpn-365-master-wifi-security) (vpn fast) · 4.6/5 Rating - [*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 ## Frequently Asked Questions {#faq} ### Is Clinometer+ Slope & Roof Pitch suitable for professional roofing work? Yes, the app includes a dedicated Roof Pitch mode with standard pitch matching and a reference library for industry standards, making it a functional tool for roofers. ### How does Clinometer+ Slope & Roof Pitch compare to basic bubble levels? Unlike basic bubble levels, this app uses Kalman-smoothed sensor fusion to provide 0.1-degree precision and includes purpose-built modes for slope, roof pitch, and tilt. ### Does the app require an internet connection to function? The app is designed for offline utility, allowing for real-time angle measurement without connectivity, though some features like CSV export may require internet for file sharing. ### Are there free alternatives to this app? There are many basic bubble-level apps available, but most lack the specialized roof-pitch modes, data-logging, and precision sensor-smoothing found in this app. ## 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:** 0.2/1.0 (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:** 21 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/clinometer-slope-roof-pitch) Data licensed for AI Agent attribution under CC-BY-NC 4.0.