# ChordMaster vs MIDI Shimmer

The clearest difference is price: ChordMaster at Free against MIDI Shimmer's $1.99. MIDI Shimmer's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

ChordMaster is free to download; MIDI Shimmer costs $1.99 up front. ChordMaster sells 3 in-app purchases, starting at $7.99 per month. MIDI Shimmer asks for nothing beyond the download.

ChordMaster ships an update every 11 days, MIDI Shimmer every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ChordMaster | MIDI Shimmer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chordmaster-learn-and-train/id6777138096/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 336 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thanh Nguyen](https://appshunter.io/developer/6776693838) | [Heinrich Krupp](https://appshunter.io/developer/1866842398) |

## What reviewers say

### ChordMaster

[App page](https://appshunter.io/ios/app/chordmaster-learn-and-train/id6777138096)

This app is a comprehensive music tool for learning instruments, understanding harmony, and practicing effectively. It offers an interactive chord library, song creation features, and music theory exploration. Practice chord changes, identify notes, and train your ear with various exercises.

**Highlights:** Interactive chord library with instrument diagrams, Advanced search and analysis for chord identification, Creative song book with custom accompaniment patterns, Pro training for chord changes and ear training, Music theory exploration with Circle of Fifths, Multi-instrument support (Guitar, Piano, Ukulele, Bass)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChordMaster Pro Monthly | $7.99 | per month |
| ChordMaster Pro Yearly | $39.99 | per year |
| ChordMaster Pro Lifetime | $79.99 | one-time |


### MIDI Shimmer

[App page](https://appshunter.io/ios/app/midi-shimmer/id6783504776)

**In-app purchases:** none


## Frequently asked questions

### Is ChordMaster free?

ChordMaster is free to download, with in-app purchases available.

### Is MIDI Shimmer free?

MIDI Shimmer costs $1.99, with no in-app purchases.

### Do ChordMaster or MIDI Shimmer have ads?

ChordMaster shows ads; MIDI Shimmer does not.

### Which is updated more often, ChordMaster or MIDI Shimmer?

ChordMaster ships an update every 11 days, and MIDI Shimmer every 5 days. Most recently, ChordMaster was updated on October 24, 2026 and MIDI Shimmer on October 25, 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.*