--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Chronograph Log" developer_entity: "On-Core Software LLC" bundle_id: "com.oncore.chronographlog" app_store_id: "848380910" google_play_id: "academy.appdev.chronograph" category: "Sports" primary_platform: "ios" primary_monetization: "Paid" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2025-09-11" report_date: "2026-04-27" report_version: "1.7" total_reviews: 3 overall_rating: 4 confidence: "low" confidence_score: 0.05 data_age_days: 65 intelligence_version: 2 tags: ["sports", "paid", "mobile app", "app review", "app analysis", "competitive", "shooters", "participating"] canonical_url: "https://marlvel.ai/intel-report/sports/com-oncore-chronographlog" license: "CC-BY-NC 4.0" last_verified: "2026-04-28T04:30:08.018Z" --- # Chronograph Log App Audit > **TL;DR:** Chronograph Log is a sports app by On-Core Software LLC, rated 4/5 by 3 users, available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Chronograph Log is a sports app by On-Core Software LLC. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4/5 (3 reviews) | | **Category** | Sports | | **Developer** | On-Core Software LLC | | **Pricing** | Paid | | **Platforms** | iOS & Android | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** On-Core Software LLC - **Category:** Sports - **Target Audience:** Competitive shooters participating in USPSA, IPSC, and IDPA disciplines who need to track and share load performance data. - **Platforms:** iOS & Android - **Version Audited:** 1.7 - **Audit Date:** 2026-04-27 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 848380910 - **Bundle ID:** com.oncore.chronographlog - **Google Play ID:** academy.appdev.chronograph - **Data Window:** Analysis based on signals collected up to 2026-04-27 - **Short Description:** Do more. Start now. ## Executive Snapshot Chronograph Log is a data management tool for shooters to record and organize bullet velocities from external chronograph devices. It enables users to track specific load data, including bullet, gun, and powder specifications, while providing automated calculations for average velocity and power factors. ## App DNA (Features & Intent) - **[Standard] Load Database:** Allows users to define and store specific details for bullets, guns, and powder types. * *User Intent:* Users expect intelligent, adaptive experiences that learn from their behavior. - **[Standard] Velocity Recording:** Enables manual entry of chronograph readings to calculate averages and track performance. * *User Intent:* Users want visibility into their own performance and progress. - **[Standard] Power Factor Analysis:** Automatically color-codes entries based on Minor and Major Power Factors for competitive shooting compliance. * *User Intent:* Users are driven by competitive achievement and recognition. - **[Standard] Data Sharing:** Provides functionality to share load information via email, social media, and messaging platforms. * *User Intent:* Users seek social connection and competitive engagement with peers. ## Monetization Strategy - **Model:** Paid - **Price:** iOS: $3.99 ## The "So What?" (Strategic Takeaway) Chronograph Log is an established sports app that is a paid app. With a 4/5 rating from 3 reviews, it shows polarized user reception. > **Bottom Line:** This is a manual data entry utility for organizing shooting load statistics and is not a functional chronograph device itself. **Best for:** Competitive shooters participating in USPSA, IPSC, and IDPA disciplines who need to track and share load performance data. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4/5 | | Total Reviews | 3 | | Confidence | Low | | Pricing Model | Paid | | Platforms | iOS & Android | | Key Features | 4 analyzed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Chronograph Log** (this app) | 4/5 | N/A | On-Core Software LLC | | [PrizePicks - Sports Picks](https://marlvel.ai/intel-report/sports/prizepicks-sports-picks) | 4.5/5 | Upset | SidePrize, LLC | | [DraftKings Sportsbook & Casino](https://marlvel.ai/intel-report/sports/draftkings-sportsbook-casino) | 4.8/5 | Mixed | DraftKings | | [Sporttrade: Prediction Markets](https://marlvel.ai/intel-report/sports/sporttrade-prediction-markets) | 4.7/5 | Excited | SPORTTRADE INC | | [FanDuel Predicts](https://marlvel.ai/intel-report/sports/fanduel-predicts) | 4.8/5 | Frustrated | FanDuel, Inc. | | [NBA: Live Games & Scores](https://marlvel.ai/intel-report/sports/nba-live-games-scores) | 4.5/5 | Frustrated | NBA MEDIA VENTURES, LLC | ## Company Profile - **Developer:** On-Core Software LLC - **Website:** [https://www.appdev.academy](https://www.appdev.academy) - **Social:** [Facebook](https://www.facebook.com/appdev.academy) · [X/Twitter](https://twitter.com/appdev_academy) · [LinkedIn](https://www.linkedin.com/in/maksymskliarov) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/chronograph-log/id848380910?uo=2) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=academy.appdev.chronograph&hl=en&gl=us) - **Dev Site:** [Official Website](https://www.appdev.academy) - **Sources:** App store metadata. ## Related Intel Reports - [*PrizePicks - Sports Picks*](https://marlvel.ai/intel-report/sports/prizepicks-sports-picks) (SidePrize, LLC) — 4.5/5 Rating | Terrible Sentiment - [*DraftKings Sportsbook & Casino*](https://marlvel.ai/intel-report/sports/draftkings-sportsbook-casino) (DraftKings) — 4.8/5 Rating | Mixed Sentiment - [*Sporttrade: Prediction Markets*](https://marlvel.ai/intel-report/sports/sporttrade-prediction-markets) (SPORTTRADE INC) — 4.7/5 Rating | Positive Sentiment - [*FanDuel Predicts*](https://marlvel.ai/intel-report/sports/fanduel-predicts) (FanDuel, Inc.) — 4.8/5 Rating | Negative Sentiment - [*NBA: Live Games & Scores*](https://marlvel.ai/intel-report/sports/nba-live-games-scores) (NBA MEDIA VENTURES, LLC) — 4.5/5 Rating | Negative Sentiment - [*DraftKings Predictions*](https://marlvel.ai/intel-report/sports/draftkings-predictions) (DraftKings) — 4.5/5 Rating | Mixed Sentiment - [*DECADE for Instructors*](https://marlvel.ai/intel-report/sports/decade-for-instructors) (BirdieFire LLC) — 4.2/5 Rating | N/A Sentiment - [*Live Sports Arbitrage*](https://marlvel.ai/intel-report/sports/wga-sportbooksodds) (WhatsGoodApps LLC) — 5.0/5 Rating | N/A Sentiment - [*Pazer – Live Performance Video*](https://marlvel.ai/intel-report/sports/pazer-live-performance-video) (Juan Aristizabal) — 5.0/5 Rating | N/A Sentiment - [*RainoutLine*](https://marlvel.ai/intel-report/sports/com-rainoutline-app2) (Status Share LLC) — 3.8/5 Rating | N/A Sentiment ## Methodology This report was generated by Marlvel.ai's 3-stage AI intelligence pipeline: 1. **Feature & Positioning Extraction** — Analyzes app metadata, developer website content, and version history to identify key features, target audience, and competitive positioning. 2. **Sentiment Analysis** — Processes user reviews (minimum 5 reviews required) to extract praise themes, complaint themes, and overall sentiment with evidence quotes. 3. **Intelligence Synthesis** — Combines stages 1 & 2 with App Store rankings to produce SWOT analysis, executive summary, and actionable insights. - **Confidence Score:** 0.05/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** 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:** 0 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/sports/com-oncore-chronographlog) Data licensed for AI Agent attribution under CC-BY-NC 4.0.