--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "FLICKERfree Calculator" developer_entity: "Thomas Barton" bundle_id: "com.cgfury.FLICKERfree.Calculator" app_store_id: "447247056" category: "Photo & Video" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2018-02-19" report_date: "2026-08-04" last_verified: "2026-08-04T00:00:00.000Z" report_version: "2.0.0" total_reviews: 8 overall_rating: 4.3 sentiment: "Thrilled" sentiment_score: 90 confidence: "medium" confidence_score: 0.5 top_praise_theme: "The app provides highly accurate calculations that improve the quality of final photographic results" review_sample_size: 3 total_review_count: 3 analyzed_review_count: 3 data_age_days: 57 momentum_velocity: "zombie" intelligence_version: 3 tags: ["photo & video", "free", "thrilled sentiment", "mobile app", "app review", "app analysis", "professional", "cinematographers", "camera"] canonical_url: "https://marlvel.ai/apps/flickerfree-calculator" license: "CC-BY-NC 4.0" content_version: "v2" --- # FLICKERfree Calculator Intelligence Report ## TL;DR {#tldr} - **Category**: Photo & Video · Free - **Signal**: Rating 4.25 · Sentiment Thrilled - **Recent focus**: The app provides highly accurate calculations that improve the quality of final photographic results (top praise) > **TL;DR:** FLICKERfree Calculator is a photo & video app by Thomas Barton, rated 4.25/5 by 8 users, with Thrilled user sentiment (90/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** FLICKERfree Calculator maintains Thrilled user sentiment (4.25/5 from 8 reviews), with users consistently praising the app provides highly accurate calculations that improve the quality of final photographic results. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.25/5 (8 reviews) | | **User Mood** | Thrilled | | **Category** | Photo & Video | | **Developer** | Thomas Barton | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Medium (0.5/1.0) | | **Data Age** | 57d | ## Metadata & Market Performance - **Publisher:** Thomas Barton - **Category:** Photo & Video - **Target Audience:** Professional cinematographers and camera operators working with HMI or fluorescent lighting systems. - **Platforms:** iOS - **Version Reviewed:** 2.0.0 - **Report Date:** 2026-08-04 - **Signal Count:** 3 reviews analyzed - **Confidence:** Medium (0.5/1.0) - **App Store ID (iOS):** 447247056 - **Bundle ID:** com.cgfury.FLICKERfree.Calculator - **Performance Trend:** Stable - **Data Window:** Analysis based on signals collected up to 2026-08-04 ## Executive Snapshot **What it is:** FLICKERfree Calculator is a specialized utility for cinematographers to calculate camera speed and shutter angle settings for HMI and fluorescent lighting on iOS. **Why users hire it:** The app removes the need for physical reference cards by providing digital access to proprietary lighting frequency data, saving time for professionals on set. ## App DNA (Features & Intent) - **[Differentiator] Flicker-free Calculation Engine:** Calculates camera speed and shutter angle combinations for HMI or fluorescent lighting based on 50 Hz or 60 Hz line frequency settings. - **[Differentiator] Interactive Reference Cards:** Digital versions of HMI Flickerfree Filming Speeds reference cards with pinch-to-zoom functionality. ## Market Position {#market-position} FLICKERfree Calculator holds a niche position in the Photo & Video category, maintaining a 4.25-star rating across 8 total ratings. The lack of updates for over 3,000 days signals a legacy support role rather than an active market play. ## Monetization Strategy - **Model:** Free - **Tiers:** Free - **Analysis:** The app is provided free of charge as a utility to support the manufacturer's professional cinematography hardware ecosystem. ## 🟢 User Sentiment (Medium Confidence: 3 of 3 reviews analyzed) {#user-sentiment} - **Overall Rating:** 4.25/5 - **Platform Split:** iOS 4.3/5 (8 ratings) - **Overall Sentiment:** Thrilled ### Top Praises - **The app provides highly accurate calculations that improve the quality of final photographic results** - **Users appreciate the convenience of having specialized trade show card data available directly within the app** - **The utility serves as a reliable tool that has provided assistance on multiple occasions for users** ## SWOT Analysis {#swot} **Core Strengths:** - Digital accessibility of proprietary HMI reference data provides a high-utility barrier for professional users. **Growth Levers:** - Modernizing the UI to support current screen resolutions could re-engage the professional user base. ## Recent Changes (v2 → v3) {#recent-changes} The app's competitive stance has shifted from a purely brand-reinforcement tool to a legacy utility that now acknowledges the existence of more active, broader-scope alternatives. **Overall trend**: Stable **Compared at**: 2026-08-04 ### High-impact changes - **[Shifted] Explicit acknowledgement of alternatives** (positioning) ### Medium-impact changes - **[Added] Competitive vulnerability identified** (swot) - **[Shifted] Market outlook update** (positioning) ## What's New - **Latest (v2.0.0, 8 years ago):** Maintenance update for iOS 11.0 compatibility with no new features. ## App Momentum (Zombie) {#momentum} - No feature updates since 2018. - Legacy maintenance mode for 8 years. > **Cadence:** 1 total versions · 0 majors in last 6 months · 3087 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} FLICKERfree Calculator is a photo & video app that is completely free. It holds a 4.25/5 rating from 8 reviews. > **Bottom Line:** Maintaining the current utility as a legacy support tool preserves the manufacturer's brand value for professional cinematographers, but the lack of updates risks eventual obsolescence on newer iOS versions. **Best for:** Professional cinematographers and camera operators working with HMI or fluorescent lighting systems. ### PM Action Plan (Next Best Moves) - [ ] [MAINTAIN] Audit compatibility for current iOS versions because the app has not been updated in eight years → prevent potential crash-on-launch risk ### Outlook: Stable The cinematography utility market is consolidating around tools that offer broader digital integration, but FLICKERfree Calculator remains a stable, specialized resource for its core audience. The lack of recent development suggests the app will continue to serve as a static reference tool until hardware compatibility forces a sunset. - ⚪ The eight-year update gap indicates the developer treats this as a legacy utility rather than a growth product. - 🟢 The high accuracy of the core calculation engine continues to provide value to the professional niche, maintaining a positive sentiment. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.25/5 | | Total Reviews | 8 | | Sentiment | Thrilled (90/100) | | Confidence | Medium | | Pricing Model | Free | | Platforms | iOS | | Key Features | 2 analyzed | | Trend | Stable | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **FLICKERfree Calculator** (this app) | 4.25/5 | Thrilled | Thomas Barton | | [Lightroom: AI Photo Editor](https://marlvel.ai/apps/lightroom-ai-photo-editor) | 4.8/5 | Excited | Adobe Inc. | | [Picsart AI Photo Editor, Video](https://marlvel.ai/apps/picsart-ai-photo-editor-video) | 4.3/5 | n/a | PicsArt, Inc. | | [Sora by OpenAI](https://marlvel.ai/apps/sora-by-openai) | 4.7/5 | Excited | OpenAI OpCo, LLC | | [짤봇](https://marlvel.ai/apps/blackturtle2-jjalbot-ios) | N/A/5 | N/A | jaesung Lee | | [예쁜 사진 - 좋은 하루의 시작](https://marlvel.ai/apps/kwonkunkun-goodmorning) | N/A/5 | N/A | KunWoo Kwon | ## Company Profile - **Developer:** Thomas Barton - **Website:** [https://cinemaelec.com/flickerfreecalculator](https://cinemaelec.com/flickerfreecalculator) - **Social:** [Instagram](https://www.instagram.com/cinematographyelectronics) · [Facebook](https://facebook.com/CinematographyElectronics) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/flickerfree-calculator/id447247056?uo=4) - **Dev Site:** [Official Website](https://cinemaelec.com/flickerfreecalculator) - **Sources:** Developer website content, About us / company information, App store metadata, User reviews. ## Related Intel Reports - [*Lightroom: AI Photo Editor*](https://marlvel.ai/apps/lightroom-ai-photo-editor) (Adobe Inc.) · 4.8/5 Rating | Positive Sentiment - [*Picsart AI Photo Editor, Video*](https://marlvel.ai/apps/picsart-ai-photo-editor-video) (PicsArt, Inc.) · 4.3/5 Rating - [*Sora by OpenAI*](https://marlvel.ai/apps/sora-by-openai) (OpenAI OpCo, LLC) · 4.7/5 Rating | Positive Sentiment - [*짤봇*](https://marlvel.ai/apps/blackturtle2-jjalbot-ios) (jaesung Lee) · N/A Rating - [*예쁜 사진 - 좋은 하루의 시작*](https://marlvel.ai/apps/kwonkunkun-goodmorning) (KunWoo Kwon) · N/A Rating - [*요술봉 - 배경 이미지 자동 편집, 합성, 삭제*](https://marlvel.ai/apps/cswpd-imageeditor) (SuWon Choi) · 1.0/5 Rating - [*희담필터*](https://marlvel.ai/apps/com-heedamfilter) (Seongmin Lee) · N/A Rating - [*프로카메라 - 고화질 카메라로 바로 편집*](https://marlvel.ai/apps/cswpd-procamera) (SuWon Choi) · N/A Rating - [*ボイス・カメラ*](https://marlvel.ai/apps/app--675) (Satoshi Sato) · N/A Rating - [*001 - GALLERY*](https://marlvel.ai/apps/001-gallery) (BZE, LLC) · 4.7/5 Rating ## Frequently Asked Questions {#faq} ### Is FLICKERfree Calculator suitable for professional cinematographers? Yes, the app is specifically designed for professional cinematographers and camera operators to calculate camera speed and shutter angle combinations for HMI or fluorescent lighting systems. ### Does FLICKERfree Calculator require an internet connection? The app is designed as a utility tool for on-set use and does not require an active internet connection to perform calculations once installed. ### Are there alternatives to FLICKERfree Calculator for lighting calculations? While FLICKERfree Calculator provides specific HMI reference data, users should consider general-purpose cinematography apps that offer broader, frequently updated lighting and camera tools. ## 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:** 0.5/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 3 - **Data Sources:** user reviews, developer website, company about page, 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:** 57 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/flickerfree-calculator) Data licensed for AI Agent attribution under CC-BY-NC 4.0.