--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Roman Numeral Converter XI" developer_entity: "Andy Dobson" bundle_id: "com.AJDevelopment.RomanNumeral.RomanNumeral" app_store_id: "1106673353" category: "Utilities" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2026-08-06" report_date: "2026-09-04" last_verified: "2026-09-04T00:00:00.000Z" report_version: "2.0" total_reviews: 25 overall_rating: 4.9 sentiment: "Thrilled" sentiment_score: 90 confidence: "low" confidence_score: 0.3 top_praise_theme: "Homeschool parents find the calculator helpful for reviewing Roman numerals before student assignments" review_sample_size: 1 total_review_count: 1 analyzed_review_count: 1 data_age_days: 66 momentum_velocity: "maintenance" intelligence_version: 3 tags: ["utilities", "freemium", "thrilled sentiment", "mobile app", "app review", "app analysis", "users", "requiring", "accurate"] canonical_url: "https://marlvel.ai/apps/roman-numeral-converter-xi" license: "CC-BY-NC 4.0" content_version: "v2" --- # Roman Numeral Converter XI Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Freemium - **Signal**: Rating 4.88 · Sentiment Thrilled - **Recent focus**: Homeschool parents find the calculator helpful for reviewing Roman numerals before student assignments (top praise) > **TL;DR:** Roman Numeral Converter XI is a utilities app by Andy Dobson, rated 4.88/5 by 25 users, with Thrilled user sentiment (90/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Roman Numeral Converter XI maintains Thrilled user sentiment (4.88/5 from 25 reviews), with users consistently praising homeschool parents find the calculator helpful for reviewing roman numerals before student assignments. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.88/5 (25 reviews) | | **User Mood** | Thrilled | | **Category** | Utilities | | **Developer** | Andy Dobson | | **Pricing** | Freemium | | **Platforms** | iOS | | **Confidence** | Low (0.3/1.0) | | **Data Age** | 66d | ## Metadata & Market Performance - **Publisher:** Andy Dobson - **Category:** Utilities - **Target Audience:** Users requiring accurate Roman numeral conversions for personal projects like tattoos, wedding bands, and anniversaries. - **Platforms:** iOS - **Version Reviewed:** 2.0 - **Report Date:** 2026-09-04 - **Signal Count:** 1 review analyzed - **Confidence:** Low (0.3/1.0) - **App Store ID (iOS):** 1106673353 - **Bundle ID:** com.AJDevelopment.RomanNumeral.RomanNumeral - **Performance Trend:** Stable - **Data Window:** Analysis based on signals collected up to 2026-09-04 ## Executive Snapshot **What it is:** Roman Numeral Converter XI is a utility app for iOS that converts between standard numbers and Roman numerals, including a dedicated date-formatting tab. **Why users hire it:** The app removes the cognitive friction of manual numeral conversion for users preparing engravings or academic assignments, where syntax errors are costly. ## App DNA (Features & Intent) - **[Differentiator] Date Converter:** Converts calendar dates into Roman numeral strings with customizable separators and formats. * *User Intent:* Users value self-expression and personalized experiences. - **[Differentiator] Strict Validation:** Identifies and rejects malformed numerals like IIII or IC during input, ensuring accuracy for professional engraving use cases. * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Ad Removal:** One-off purchase to remove in-app advertisements, providing a distraction-free experience. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Roman Numeral Converter XI maintains a 4.88-star rating across 25 ratings, positioning it as a high-trust utility for niche engraving and educational needs. The focus on strict syntax validation differentiates the app from generic, error-prone web converters. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free with ads, One-off purchase to remove ads - **Analysis:** Monetization relies on a single one-off purchase to remove ads, avoiding recurring subscription costs. ## 🟢 User Sentiment (Low Confidence: 1 of 1 review analyzed) {#user-sentiment} - **Overall Rating:** 4.88/5 - **Platform Split:** iOS 4.9/5 (25 ratings) - **Overall Sentiment:** Thrilled ### Top Praises - **Homeschool parents find the calculator helpful for reviewing Roman numerals before student assignments** - **The interface design provides an accessible experience that makes the tool easy to navigate** ## SWOT Analysis {#swot} **Core Strengths:** - Strict validation logic prevents syntax errors in professional engraving use cases. - Offline-first architecture ensures utility in low-connectivity environments. **Growth Levers:** - Expanding the date conversion tab to include historical calendar formats could capture a broader genealogy-focused audience. ## Recent Changes (v2 → v3) {#recent-changes} The app has pivoted its development roadmap to address organic growth constraints by prioritizing social sharing features. This marks a shift from a purely maintenance-focused utility to one actively seeking to expand its user base through social integration. **Overall trend**: Stable **Compared at**: 2026-09-04 ### High-impact changes - **[Shifted] Roadmap Priority** (positioning) ### Medium-impact changes - **[Added] Social Sharing Weakness** (swot) - **[Shifted] Contrarian Take** (positioning) ## What's New - **Latest (v2.0, 4 weeks ago):** Rebuilt app with a new Date tab for Roman numeral conversion and a redesigned UI featuring serif typography and dark mode support. ## App Momentum (Maintenance) {#momentum} - Shipped v2.0 design overhaul. - Added dedicated date conversion tab. - Maintains consistent 4.88-star rating. > **Cadence:** 1 total versions · 1 majors in last 6 months · 28 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Roman Numeral Converter XI is an utilities app that is free with in-app purchases. It holds a 4.88/5 rating from 25 reviews. > **Bottom Line:** Roman Numeral Converter XI maintains a stable position by prioritizing conversion accuracy over feature bloat, which secures its utility for the specific engraving and academic segments it serves. **Best for:** Users requiring accurate Roman numeral conversions for personal projects like tattoos, wedding bands, and anniversaries. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] A/B test a 'Share Result' button because social sharing is absent → increase organic install velocity ### Outlook: Stable The utility market for specialized converters is consolidating around apps that offer high-precision validation rather than generic, ad-heavy alternatives. Roman Numeral Converter XI is well-positioned to maintain its current base by defending its accuracy-first reputation, ensuring it remains the default choice for professional engraving and educational review. - 🟢 The latest release (v2.0) demonstrates active maintenance, which prevents the app from becoming a stale utility in a competitive category. - ⚪ The narrow focus on engraving and academic use cases limits the total addressable market but ensures high retention within that specific segment. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.88/5 | | Total Reviews | 25 | | Sentiment | Thrilled (90/100) | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS | | Key Features | 3 analyzed | | Trend | Stable | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Roman Numeral Converter XI** (this app) | 4.88/5 | Thrilled | Andy Dobson | | [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:** Andy Dobson ## Data Sources & Links - **App Store ID:** 1106673353 - **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 - [*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 - [*도사폰 (만세력 역학도구)*](https://marlvel.ai/apps/app--656) (Softchaser Company Limited) · 5.0/5 Rating ## Frequently Asked Questions {#faq} ### Is Roman Numeral Converter XI suitable for professional engraving? Yes, the app includes strict validation logic that rejects malformed numerals like IIII or IC, ensuring accuracy for professional engraving and jewelry projects. ### Does Roman Numeral Converter XI require an internet connection? No, the app is built for offline use, allowing for full conversion functionality without needing an internet connection. ### What is the difference between the free and paid versions? The free version includes advertisements, while a single one-off purchase removes all ads for a distraction-free experience. ### Can I use this app to convert dates? Yes, the latest update includes a dedicated date conversion tab that allows you to format dates into Roman numerals with customizable separators. ## 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:** 66 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/roman-numeral-converter-xi) Data licensed for AI Agent attribution under CC-BY-NC 4.0.