# ChordMapMidi vs 5ths Machine

The clearest difference is update cadence: ChordMapMidi at every 8 months against 5ths Machine's every 24 months. ChordMapMidi also leads on ratings volume (5 vs 1). 5ths Machine's advantage is price ($1.99 vs $3.99) and device support (3 vs 1). On rating, ads, in-app purchases and monetization model there is nothing between them.

ChordMapMidi costs $3.99 and 5ths Machine $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for ChordMapMidi against 5.0 for 5ths Machine. That said, the two scores are not equally well evidenced: ChordMapMidi has 5 ratings behind it against 1, so its average is the more settled of the two.

ChordMapMidi ships an update every 8 months, 5ths Machine every 24 months. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ChordMapMidi | 5ths Machine |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/chordmapmidi/id533859936/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/5ths-machine/id1582877284/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 24 months |
| Monetization | Paid | Paid |
| Size | 4 MB | 18 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Malcolm Mugglin](https://appshunter.io/developer/533859939) | [Lucy Hudson](https://appshunter.io/developer/1179157812) |

## What reviewers say

### ChordMapMidi

[App page](https://appshunter.io/ios/app/chordmapmidi/id533859936)

This app is a MIDI controller for exploring musical chords and progressions in major and minor keys. It sends note information to other synthesizer apps on your device, making it a portable tool for musicians and educators.

**Highlights:** Explore chords and progressions, Major and minor keys, MIDI controller functionality, Sends note information to synth apps, Portable music tool

**In-app purchases:** none


### 5ths Machine

[App page](https://appshunter.io/ios/app/5ths-machine/id1582877284)

Explore the theoretical intricacies of key signatures with an interactive quiz. Learn about the 12-position equal temperament system and discover how to identify keys with an unusual number of sharps. Understand music theory through a unique perspective.

**Highlights:** Key signature quiz, Equal temperament system explanation, Theoretical key signature exploration, Background information on music theory, Quiz tips and strategies, Chronology of music theory concepts

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

**In-app purchases:** none


## Frequently asked questions

### Is ChordMapMidi free?

ChordMapMidi costs $3.99, with no in-app purchases.

### Is 5ths Machine free?

5ths Machine costs $1.99, with no in-app purchases.

### Which has better reviews, ChordMapMidi or 5ths Machine?

ChordMapMidi and 5ths Machine are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do ChordMapMidi or 5ths Machine have ads?

Neither ChordMapMidi nor 5ths Machine shows ads.

### Which is updated more often, ChordMapMidi or 5ths Machine?

ChordMapMidi ships an update every 8 months, and 5ths Machine every 24 months. Most recently, ChordMapMidi was updated on October 23, 2026 and 5ths Machine on October 16, 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.*