--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Diameter Finder - Circle Calc" developer_entity: "Krzysztof Gwiazda" bundle_id: "com.professiondoctor.DiameterFinder" app_store_id: "6463205574" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2024-01-10" report_date: "2026-09-12" last_verified: "2026-09-12T00:00:00.000Z" report_version: "1.0.1" total_reviews: 1 overall_rating: 5 sentiment: "Thrilled" sentiment_score: 90 confidence: "low" confidence_score: 0.25 top_praise_theme: "The simple and straightforward interface allows users to complete their required tasks without unnecessary friction" review_sample_size: 1 total_review_count: 1 analyzed_review_count: 1 data_age_days: 26 momentum_velocity: "zombie" intelligence_version: 2 tags: ["utilities", "free", "thrilled sentiment", "mobile app", "app review", "app analysis", "students", "professionals", "requiring"] canonical_url: "https://marlvel.ai/apps/diameter-finder-circle-calc" license: "CC-BY-NC 4.0" content_version: "v2" --- # Diameter Finder - Circle Calc Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Free - **Signal**: Rating 5 · Sentiment Thrilled - **Recent focus**: The simple and straightforward interface allows users to complete their required tasks without unnecessary friction (top praise) > **TL;DR:** Diameter Finder - Circle Calc is a utilities app by Krzysztof Gwiazda, rated 5/5 by 1 users, with Thrilled user sentiment (90/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Diameter Finder - Circle Calc maintains Thrilled user sentiment (5/5 from 1 review), with users consistently praising the simple and straightforward interface allows users to complete their required tasks without unnecessary friction. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 5/5 (1 review) | | **User Mood** | Thrilled | | **Category** | Utilities | | **Developer** | Krzysztof Gwiazda | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.25/1.0) | | **Data Age** | 26d | ## Metadata & Market Performance - **Publisher:** Krzysztof Gwiazda - **Category:** Utilities - **Target Audience:** Students or professionals requiring quick geometric calculations for circles. - **Platforms:** iOS - **Version Reviewed:** 1.0.1 - **Report Date:** 2026-09-12 - **Signal Count:** 1 review analyzed - **Confidence:** Low (0.25/1.0) - **App Store ID (iOS):** 6463205574 - **Bundle ID:** com.professiondoctor.DiameterFinder - **Data Window:** Analysis based on signals collected up to 2026-09-12 ## Executive Snapshot **What it is:** Diameter Finder - Circle Calc is a geometry utility for calculating circle properties on iOS. **Why users hire it:** It removes the cognitive friction of manual geometric conversions by providing instant results from a single input field. ## App DNA (Features & Intent) - **[Standard] Circle Calculation Engine:** Calculates radius, diameter, circumference, and area from a single user-provided value. * *User Intent:* Users seek enhanced value through premium features. - **[Basic] Input-based Conversion:** Automated conversion of geometric properties based on one input field. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Diameter Finder - Circle Calc operates as a free, single-purpose utility with a 5-star rating from its initial user base. The lack of updates for 32 months positions it as a legacy tool rather than an active market participant. ## Monetization Strategy - **Model:** Free - **Tiers:** Free - **Analysis:** The app is distributed as a free utility with no visible monetization or subscription gates. ## 🟢 User Sentiment (Low Confidence: 1 of 1 review analyzed) {#user-sentiment} - **Overall Rating:** 5/5 - **Platform Split:** iOS 5.0/5 (1 ratings) - **Overall Sentiment:** Thrilled ### Top Praises - **The simple and straightforward interface allows users to complete their required tasks without unnecessary friction** ## SWOT Analysis {#swot} **Core Strengths:** - Minimalist interface design allows for rapid task completion without navigation overhead **Growth Levers:** - Adding a 'history' feature could increase utility for users performing multiple sequential calculations ## What's New - **Latest (v1.0.1, 2 years ago):** Implemented EU GDPR consent form compliance. ## App Momentum (Zombie) {#momentum} - No releases in 32 months. - Maintains 5-star rating. > **Cadence:** 1 total versions · 0 majors in last 6 months · 976 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Diameter Finder - Circle Calc is an utilities app that is completely free. It holds a 5/5 rating from 1 review. > **Bottom Line:** Diameter Finder - Circle Calc maintains a high-quality user experience through its singular focus, but the 32-month development silence threatens its long-term viability. Maintaining the current build ensures the utility remains available until OS changes force a sunset. **Best for:** Students or professionals requiring quick geometric calculations for circles. ### PM Action Plan (Next Best Moves) - [ ] [MAINTAIN] Audit for OS compatibility because the app has been dormant for 32 months → ensure baseline functionality ### Outlook: Stable The geometry utility market is mature, and Diameter Finder - Circle Calc serves a stable, narrow need. Continued operation depends on OS compatibility, as the lack of active development prevents the app from adapting to new platform standards. - ⚪ The 32-month development gap indicates the app is in maintenance mode, which limits future growth but preserves its current utility. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 5/5 | | Total Reviews | 1 | | Sentiment | Thrilled (90/100) | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 2 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Diameter Finder - Circle Calc** (this app) | 5/5 | Thrilled | Krzysztof Gwiazda | | [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) | 4.5/5 | Mixed | Fuxin Technology | ## Company Profile - **Developer:** Krzysztof Gwiazda ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/diameter-finder-circle-calc/id6463205574?uo=4) - **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 - [*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) · 4.5/5 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 Diameter Finder - Circle Calc free to use? Yes, Diameter Finder - Circle Calc is distributed as a free utility with no visible monetization or subscription gates. ### Does Diameter Finder - Circle Calc require an internet connection? The app is a local geometry calculator; it does not require an active internet connection for its core calculation functions. ### What geometric properties can I calculate with this app? Diameter Finder - Circle Calc allows you to calculate the radius, diameter, circumference, and area of a circle from a single input value. ## 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:** 0.25/1.0 (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:** 26 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/diameter-finder-circle-calc) Data licensed for AI Agent attribution under CC-BY-NC 4.0.