--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Sprint Start Recorder" developer_entity: "Yuto Nagayama" bundle_id: "net.ngym.SprintStartRecorder" app_store_id: "6748664830" category: "Sports" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2026-01-15" report_date: "2026-09-14" last_verified: "2026-09-14T00:00:00.000Z" report_version: "0.5.0" total_reviews: 1 overall_rating: 5 confidence: "low" confidence_score: 0.2 data_age_days: 20 momentum_velocity: "zombie" intelligence_version: 2 tags: ["sports", "free", "mobile app", "app review", "app analysis", "track", "field", "athletes"] canonical_url: "https://marlvel.ai/apps/sprint-start-recorder" license: "CC-BY-NC 4.0" content_version: "v2" --- # Sprint Start Recorder Intelligence Report ## TL;DR {#tldr} - **Category**: Sports · Free - **Signal**: Rating 5 > **TL;DR:** Sprint Start Recorder is a sports app by Yuto Nagayama, rated 5/5 by 1 users, available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Sprint Start Recorder is a sports app by Yuto Nagayama. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 5/5 (1 review) | | **Category** | Sports | | **Developer** | Yuto Nagayama | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.2/1.0) | | **Data Age** | 20d | ## Metadata & Market Performance - **Publisher:** Yuto Nagayama - **Category:** Sports - **Target Audience:** Track and field athletes and coaches focused on 100m sprint start mechanics and reaction time improvement. - **Platforms:** iOS - **Version Reviewed:** 0.5.0 - **Report Date:** 2026-09-14 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.2/1.0) - **App Store ID (iOS):** 6748664830 - **Bundle ID:** net.ngym.SprintStartRecorder - **Data Window:** Analysis based on signals collected up to 2026-09-14 ## Executive Snapshot **What it is:** Sprint Start Recorder is a sports utility for track athletes that automates 100m sprint start cues and records reaction times via video overlay on iOS. **Why users hire it:** The tool removes the need for a second person to trigger start cues, allowing athletes to conduct realistic race-day simulations during solo practice sessions. ## App DNA (Features & Intent) - **[Standard] Sprint Start Sequence:** Audio playback of On Your Marks, Set, and Bang cues with adjustable intervals for solo training. * *User Intent:* Users expect intelligent, adaptive experiences that learn from their behavior. - **[Differentiator] Auto-Zoom Video Recording:** Camera capture that automatically zooms to track the athlete during the start sequence. * *User Intent:* Users want visibility into their own performance and progress. - **[Differentiator] Stopwatch Overlay:** Timer embedded directly into recorded video files for reaction time analysis. ## Market Position {#market-position} Sprint Start Recorder occupies a narrow sports-utility niche with a 5.0 rating on the App Store. The lack of recent updates over the last eight months limits its ability to compete with broader training platforms. ## Monetization Strategy - **Model:** Free - **Tiers:** Fully free utility tool - **Analysis:** The app operates as a free utility with no current paid gates or subscription tiers. ## SWOT Analysis {#swot} **Core Strengths:** - Audio-cued start sequences enable solo training sessions without human assistance **Growth Levers:** - Cloud-sync for video storage would allow coaches to review athlete progress remotely ## What's New - **Latest (v0.5.0, 8 months ago):** Removed advertisements and introduced a review request prompt alongside a redesigned settings interface. ## App Momentum (Zombie) {#momentum} - Dormant for eight months. - Last release removed advertisements. > **Cadence:** 1 total versions · 0 majors in last 6 months · 242 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Sprint Start Recorder is a sports app that is completely free. It holds a 5/5 rating from 1 review. > **Bottom Line:** Sprint Start Recorder provides a clear solo-training utility, but the eight-month development silence threatens its long-term viability. Adding cloud-based video sharing would unlock coach-athlete workflows and differentiate the tool from generic stopwatch apps. **Best for:** Track and field athletes and coaches focused on 100m sprint start mechanics and reaction time improvement. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Ship cloud-sync for video storage because it is the primary missing feature for coach-athlete feedback → increase long-term retention ### Outlook: Stable The sports-utility market is consolidating around integrated training platforms that offer cloud-based progress tracking. Sprint Start Recorder remains a static tool, and its lack of recent development suggests it will struggle to retain users if a more active competitor enters the space. - 🔴 The eight-month development silence signals a maintenance-only posture, which leaves the app vulnerable to any competitor adding basic start-cue features. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 5/5 | | Total Reviews | 1 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 3 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Sprint Start Recorder** (this app) | 5/5 | N/A | Yuto Nagayama | | [DraftKings Predictions](https://marlvel.ai/apps/draftkings-predictions) | 4.8/5 | Mixed | DraftKings | | [DraftKings: Sports & Casino](https://marlvel.ai/apps/draftkings-sportsbook-casino) | 4.8/5 | n/a | DraftKings | | [FanDuel Predicts](https://marlvel.ai/apps/fanduel-predicts) | 4.8/5 | n/a | FanDuel, Inc. | | [Fish AI - AI Fishing App](https://marlvel.ai/apps/com-fishai-app) | 4.7/5 | n/a | GymBros Inc. | | [NBA: Live Games & Scores](https://marlvel.ai/apps/nba-live-games-scores) | 4.6/5 | Mixed | NBA MEDIA VENTURES, LLC | ## Company Profile - **Developer:** Yuto Nagayama - **Website:** [https://ngym.net](https://ngym.net) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/sprint-start-recorder/id6748664830?uo=4) - **Dev Site:** [Official Website](https://ngym.net) - **Sources:** Developer website content, App store metadata. ## Related Intel Reports - [*DraftKings Predictions*](https://marlvel.ai/apps/draftkings-predictions) (DraftKings) · 4.8/5 Rating - [*DraftKings: Sports & Casino*](https://marlvel.ai/apps/draftkings-sportsbook-casino) (DraftKings) · 4.8/5 Rating - [*FanDuel Predicts*](https://marlvel.ai/apps/fanduel-predicts) (FanDuel, Inc.) · 4.8/5 Rating - [*Fish AI - AI Fishing App*](https://marlvel.ai/apps/com-fishai-app) (GymBros Inc.) · 4.7/5 Rating - [*NBA: Live Games & Scores*](https://marlvel.ai/apps/nba-live-games-scores) (NBA MEDIA VENTURES, LLC) · 4.6/5 Rating - [*PrizePicks - Sports Picks*](https://marlvel.ai/apps/prizepicks-sports-picks) (SidePrize, LLC) · 4.5/5 Rating - [*Sporttrade: Prediction Markets*](https://marlvel.ai/apps/sporttrade-prediction-markets) (SPORTTRADE INC) · 4.7/5 Rating | Positive Sentiment - [*플레이공*](https://marlvel.ai/apps/com-tychesoft-playball) (Tychesoft) · N/A Rating - [*더블이글 - 요즘 골프예약*](https://marlvel.ai/apps/com-albatrss-de) (Double Eagle Inc.) · 4.0/5 Rating - [*테니스타운*](https://marlvel.ai/apps/com-momzit-tennistown) (link.tennistown) · 3.5/5 Rating ## Frequently Asked Questions {#faq} ### Is Sprint Start Recorder suitable for professional training? Sprint Start Recorder is designed for 100m sprint start mechanics and reaction time measurement. It is useful for solo practice, but lacks cloud-sync or advanced coaching tools found in professional training platforms. ### Does Sprint Start Recorder require a second person to operate? No, the app is specifically designed for solo training. It provides automated audio cues for "On Your Marks," "Set," and "Bang," allowing athletes to practice starts without a coach or partner. ### Are there any subscription fees for Sprint Start Recorder? No, Sprint Start Recorder is currently a fully free utility tool with no subscription tiers or paid gates. ## 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:** 20 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/sprint-start-recorder) Data licensed for AI Agent attribution under CC-BY-NC 4.0.