# ChordDeck vs Score Master

The clearest difference is price: ChordDeck at $0.99 against Score Master's $9.99. On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

ChordDeck costs $0.99 and Score Master $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ChordDeck ships an update weekly, Score Master every 9 days. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ChordDeck | Score Master |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chorddeck/id6767094987/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Paid | Paid |
| Size | 4 MB | 15 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shinhye Lee](https://appshunter.io/developer/1707333313) | [Sanghyun Park](https://appshunter.io/developer/1846257439) |

## What reviewers say

### ChordDeck

[App page](https://appshunter.io/ios/app/chorddeck/id6767094987)

This app provides jazz chord flashcards for musicians to practice chord recall. It displays chord symbols, tones, formulas, and keyboard highlights, with audio playback. Users can mark difficult cards for later review.

**Highlights:** Practice jazz chord qualities, Circle-of-fourths or random root order, Continuous or one-pass practice sessions, View chord tones, formulas, and keyboard highlights, Built-in audio playback, Mark and review difficult cards, Local storage for settings and marked cards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Score Master

[App page](https://appshunter.io/ios/app/score-master-music-pdf-reader/id6769524427)

This app is a professional PDF sheet music reader designed for musicians. It offers high-quality rendering, annotation tools, a built-in metronome, and seamless import options for sheet music. Manage your scores and setlists efficiently for practice and performance.

**Highlights:** High-quality PDF score viewer, Import photos and ZIP files, Annotation with Apple Pencil, Built-in metronome, Setlist management, Bluetooth page turner support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ChordDeck free?

ChordDeck costs $0.99, with no in-app purchases.

### Is Score Master free?

Score Master costs $9.99, with no in-app purchases.

### Do ChordDeck or Score Master have ads?

Neither ChordDeck nor Score Master shows ads.

### Which is updated more often, ChordDeck or Score Master?

ChordDeck ships an update weekly, and Score Master every 9 days. Most recently, ChordDeck was updated on September 29, 2026 and Score Master on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*