--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Sheet Me - 악보제작,뷰어" developer_entity: "minseok kwak" bundle_id: "timmy.sheet" app_store_id: "6775525678" category: "Music" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2026-10-21" report_date: "2026-10-23" last_verified: "2026-10-23T00:00:00.000Z" report_version: "2.0.2" total_reviews: 0 confidence: "low" confidence_score: 0.05 data_age_days: 22 momentum_velocity: "maintenance" intelligence_version: 2 tags: ["music", "freemium", "mobile app", "app review", "app analysis", "musicians", "ensemble", "performers"] canonical_url: "https://marlvel.ai/apps/sheet-me" license: "CC-BY-NC 4.0" content_version: "v2" --- # Sheet Me - 악보제작,뷰어 Intelligence Report ## TL;DR {#tldr} - **Category**: Music · Freemium > **TL;DR:** Sheet Me - 악보제작,뷰어 is a music app by minseok kwak, available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Sheet Me - 악보제작,뷰어 is a music app by minseok kwak. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Music | | **Developer** | minseok kwak | | **Pricing** | Freemium | | **Platforms** | iOS | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 22d | ## Metadata & Market Performance - **Publisher:** minseok kwak - **Category:** Music - **Target Audience:** Musicians and ensemble performers who need to organize, annotate, and create lead sheets or chord charts for practice and performance. - **Platforms:** iOS - **Version Reviewed:** 2.0.2 - **Report Date:** 2026-10-23 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 6775525678 - **Bundle ID:** timmy.sheet - **Data Window:** Analysis based on signals collected up to 2026-10-23 ## Executive Snapshot **What it is:** Sheet Me is a music utility app for organizing, annotating, and creating lead sheets and chord charts on iPad and Mac. **Why users hire it:** It removes the friction of switching between separate PDF viewers, video players, and notation tools during practice sessions, serving performers who need a unified workflow for ensemble preparation. ## App DNA (Features & Intent) - **[Differentiator] Sheet Me Pro Creation:** Direct creation and editing of lead sheets and chord charts with playback verification. Paid-tier gate (one-time purchase) — direct conversion lever for users requiring custom score generation. * *User Intent:* Users value self-expression and personalized experiences. - **[Differentiator] YouTube Side-by-Side:** Integrated video player allows simultaneous viewing of practice videos and sheet music. Retention lever — increases session duration by consolidating practice tools. - **[Differentiator] Click Me Integration:** Exports song information and structure to external click track and cue guide tools. Retention lever — creates a workflow dependency for ensemble practice. * *User Intent:* Users need clear guidance to understand and adopt the product quickly. ## Market Position {#market-position} Sheet Me occupies the lightweight utility segment of the Music category, positioning itself against high-cost notation suites. The one-time purchase model creates a distinct price-value proposition for users who avoid subscription fatigue. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free viewer and organizer, Pro version as a one-time purchase for creation and editing features - **Analysis:** Freemium model uses a one-time purchase for Pro features, avoiding recurring subscription costs while gating creation tools. ## SWOT Analysis {#swot} **Core Strengths:** - One-time purchase model creates a lower switching cost than subscription-based notation rivals - Integrated YouTube side-by-side view consolidates practice workflows into a single interface **Growth Levers:** - Expand Pro creation tools to iPhone to increase conversion potential among mobile-first performers ## What's New - **Latest (v2.0.2, yesterday):** General bug fixes and improvements to usability and stability. ## App Momentum (Maintenance) {#momentum} - Ships ~1 release every 5 weeks. - Maintains maintenance-mode update cadence. > **Cadence:** 2 total versions · 0 majors in last 6 months · 1 days since last update · 34 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} Sheet Me - 악보제작,뷰어 is a music app that is free with in-app purchases. > **Bottom Line:** Sheet Me's one-time purchase model effectively captures users avoiding subscription fatigue, but the maintenance-only release cadence risks stagnation. Expanding creation tools to iPhone would unlock the mobile-first performer segment and increase conversion potential. **Best for:** Musicians and ensemble performers who need to organize, annotate, and create lead sheets or chord charts for practice and performance. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Ship iPhone creation support because it is the top platform gap → increase conversion potential ### Outlook: Stable The music utility market is shifting toward subscription-based models, leaving Sheet Me's one-time purchase approach as a unique value anchor for price-sensitive users. Continued maintenance-mode updates will suffice for retention, but the lack of feature expansion will eventually limit new user acquisition against more aggressive competitors. - ⚪ The current maintenance-only release cadence suggests a stable, feature-complete product rather than an active growth phase, limiting immediate competitive disruption. - 🟢 The one-time purchase model provides a clear differentiator against subscription-heavy rivals, which will continue to attract price-sensitive musicians into the next quarter. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS | | Key Features | 3 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Sheet Me - 악보제작,뷰어** (this app) | N/A/5 | N/A | minseok kwak | | [SyncTimer - Ensemble Stopwatch](https://marlvel.ai/apps/synctimer-ensemble-stopwatch) | 5.0/5 | Thrilled | Sebastian Suarez-Solis | | [ヨルシカ](https://marlvel.ai/apps/com-yorushika-sp) | 4.8/5 | N/A | Fanplus, Inc. | | [あいみょん](https://marlvel.ai/apps/net-aimyong-sp) | 4.5/5 | N/A | Fanplus, Inc. | | [イントリズム](https://marlvel.ai/apps/jp-rc-into-rhythm) | 3.5/5 | N/A | RedinC | | [クリープハイプ](https://marlvel.ai/apps/creephyp-sp-browsingapp) | N/A/5 | N/A | Fanplus, Inc. | ## Company Profile - **Developer:** minseok kwak ## Data Sources & Links - **App Store ID:** 6775525678 - **Sources:** App store metadata. ## Related Intel Reports - [*SyncTimer - Ensemble Stopwatch*](https://marlvel.ai/apps/synctimer-ensemble-stopwatch) (Sebastian Suarez-Solis) · 5.0/5 Rating | Excellent Sentiment - [*ヨルシカ*](https://marlvel.ai/apps/com-yorushika-sp) (Fanplus, Inc.) · 4.8/5 Rating - [*あいみょん*](https://marlvel.ai/apps/net-aimyong-sp) (Fanplus, Inc.) · 4.5/5 Rating - [*イントリズム*](https://marlvel.ai/apps/jp-rc-into-rhythm) (RedinC) · 3.5/5 Rating - [*クリープハイプ*](https://marlvel.ai/apps/creephyp-sp-browsingapp) (Fanplus, Inc.) · N/A Rating - [*マカロニえんぴつ*](https://marlvel.ai/apps/com-macaroniempitsu-fc) (Fanplus, Inc.) · 3.1/5 Rating - [*¼ learn sight read music tutor*](https://marlvel.ai/apps/learn-sight-read-music-tutor) (Alain Kong) · 4.5/5 Rating - [*100.1 Jack FM*](https://marlvel.ai/apps/100-1-jack-fm) (NRG Media) · 1.0/5 Rating - [*100.1 WJRZ*](https://marlvel.ai/apps/100-1-wjrz) (Beasley Broadcast Group) · 4.8/5 Rating | Excellent Sentiment - [*100.3 The Wolf*](https://marlvel.ai/apps/100-3-the-wolf) (SummitMedia, LLC) · 4.1/5 Rating ## Frequently Asked Questions {#faq} ### Is Sheet Me free to use? Sheet Me is free to download and use for viewing and organizing scores. Advanced features like lead sheet creation and editing are available through a one-time Pro purchase. ### Can I use Sheet Me on my iPhone? Sheet Me supports viewing scores on iPhone, but creation and editing features are currently restricted to iPad and Mac. ### How does Sheet Me compare to professional notation software? Sheet Me is designed as a lightweight tool for lead sheets and chord charts, whereas professional notation software is built for complex, full-score composition. Sheet Me is best for performers needing quick setlist and cue guide preparation. ## 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:** 0.05/1.0 (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:** 22 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/sheet-me) Data licensed for AI Agent attribution under CC-BY-NC 4.0.