museRoll vs Guitar Mode Finder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
museRoll
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Muse Roll は、スマートフォンで本格的な音楽制作を楽しめるピアノロールアプリです。 【シンプルな操作】 グリッドをタップするだけでノートを配置・削除できます。難しい知識は不要。思いついたメロディをすぐに形にできます。 【直感的なエディター】 ・BPM(テンポ)をリアルタイムで調整 ・複数小節に対応した広大なキャンバス ・全音域のピアノ鍵盤を完全サポート ・再生機能でその場ですぐ確認 【クラウド保存】 アカウントを作成することで、作成したプロジェクトをクラウドに保存。機種変更後もデータをそのまま引き継げます。 【プロジェクト管理】 複数のプロジェクトを整理して管理できます。楽曲のアイデアを思いついたらすぐ新規プロジェクトを作成し、あとからじっくり仕上げましょう。 作曲初心者から、ちょっとしたメロディを記録したい方まで。Muse Roll があれば、いつでもどこでも音楽制作を楽しめます。
Guitar Mode Finder
Instantly identify the correct musical modes for any chord progression. Visualize fretboard positions and understand scale-chord relationships to enhance your playing and composition.
- Instant mode detection
- Fit score for scale-chord matching
- CAGED position diagrams
- Multi-key progression analysis
- Save up to 20 progressions
- Diatonic mode reference guide
- Offline functionality
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Enter a chord progression and know which scale to play over it — in seconds. Guitar Mode Finder analyzes any chord progression and identifies the matching mode, complete with fretboard positions, CAGED shapes, and a fit score so you know how well the scale actually works. Whether you're jamming, composing, or finally trying to understand why certain scales feel right over certain chords — this is the tool that connects theory to your fretboard. HOW IT WORKS Type in your chords (Am Dm G C, or Cmaj7 Am7 Dm7 G7 — even without spaces) and hit Analyze. Guitar Mode Finder identifies the mode, shows you a fit score, and maps out every CAGED position on the fretboard. WHAT YOU GET - Instant mode detection from any chord progression - Fit meter showing how well the mode matches your chords - Full fretboard diagrams for all 5 CAGED positions - Multi-key detection for progressions that modulate - Save up to 20 progressions and reopen them any time — nothing leaves your device - Reference guide to all 7 diatonic modes with formulas and character descriptions - CAGED system position map - Works fully offline — no account, no ads, and no data ever leaves your device - Clean, focused interface built for musicians — not music professors WHO IT'S FOR Intermediate to advanced guitarists who want to move beyond "just pentatonic" and start using modes intentionally. If you've ever watched a solo and wondered "how did they know to play that there?" — this app answers that. GOOD TO KNOW Guitar Mode Finder is built around the seven diatonic modes. It reads a wide range of chords — triads, sevenths, sus, add, 6/9, and power chords — but highly altered voicings (for example 7b9 or 7#9) fall outside the diatonic model and aren't supported yet. Questions or feedback? Email support@guitarmodefinder.com
Screenshots
Verdict
The clearest difference is update cadence: museRoll at every 3 days against Guitar Mode Finder's every 3 months. museRoll also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
museRoll ships an update every 3 days, Guitar Mode Finder every 3 months. Both last shipped on October 31, 2026.
| Parameter | museRoll | Guitar Mode Finder |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 3 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 27 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | ryosuke koike | Anders Hagen Høigaard |
In-app purchases
museRoll
No in-app purchases
Guitar Mode Finder
No in-app purchases









