# Minute Chords vs PentaMonochord

The clearest difference is price: Minute Chords at Free against PentaMonochord's $1.99. Minute Chords also leads on update cadence (every 2 months vs every 24 months). PentaMonochord's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support there is nothing between them.

Minute Chords is free to download; PentaMonochord costs $1.99 up front. Minute Chords sells 5 one-off in-app purchases. PentaMonochord asks for nothing beyond the download.

Minute Chords ships an update every 2 months, PentaMonochord every 24 months. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Minute Chords | PentaMonochord |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pentamonochord/id1582880506/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 24 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 14 MB | 12 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gerard Grundy](https://appshunter.io/developer/714855075) | [Lucy Hudson](https://appshunter.io/developer/1179157812) |

## What reviewers say

### Minute Chords

[App page](https://appshunter.io/ios/app/minute-chords/id847867010)

This app helps you practice and improve your chord transitions. Track your progress by timing how many chord changes you can make in one minute and aim to beat your personal best. It's designed to make learning guitar chords faster and more efficient.

**Highlights:** Chord transition timing, Score tracking, Progress monitoring, Clear chord sound guidance, Finger movement optimization

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Manual Chord Picker | $0.99 | one-time |
| Remove Adds | $0.99 | one-time |
| Tip / Support development | $0.99 | one-time |
| Large Coffee | $9.99 | one-time |
| Extra Support | $99.99 | one-time |


### PentaMonochord

[App page](https://appshunter.io/ios/app/pentamonochord/id1582880506)

Explore the relationship between pitch and string length with a digital monochord. Build scales, hear intervals, and learn about Pythagorean music theory through interactive blocks and historical context.

**Highlights:** Build two-octave G pentatonic scales, Hear and see interval relationships, View Hertz frequencies and string lengths, Play pentatonic tunes, Scale-building game mode, Background information on monochord system, Historical timeline

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

**In-app purchases:** none


## Frequently asked questions

### Is Minute Chords free?

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

### Is PentaMonochord free?

PentaMonochord costs $1.99, with no in-app purchases.

### Do Minute Chords or PentaMonochord have ads?

Minute Chords shows ads; PentaMonochord does not.

### Which is updated more often, Minute Chords or PentaMonochord?

Minute Chords ships an update every 2 months, and PentaMonochord every 24 months. Most recently, Minute Chords was updated on October 26, 2026 and PentaMonochord 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.*