# Rhythm MIDI vs Guitar Scale Memory

The clearest difference is price: Guitar Scale Memory at Free against Rhythm MIDI's $6.99. Guitar Scale Memory also leads on update cadence (every 9 days vs every 5 weeks). Rhythm MIDI's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Guitar Scale Memory is free to download; Rhythm MIDI costs $6.99 up front. Guitar Scale Memory sells 1 in-app purchase, starting at $1.99 per month. Rhythm MIDI asks for nothing beyond the download.

Rhythm MIDI ships an update every 5 weeks, Guitar Scale Memory every 9 days. The most recent releases landed on November 11, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Rhythm MIDI | Guitar Scale Memory |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.7 (64 ratings)](https://appshunter.io/ios/app/rhythm-midi-tempo-tutor/id1604438442/reviews)** | — |
| Number of ratings | **64** | — |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | Paid | — |
| Size | 38 MB | 34 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [Alexey Ovod](https://appshunter.io/developer/1545142178) | [SHOICHI HASEGAWA](https://appshunter.io/developer/6782397628) |

## What reviewers say

### Rhythm MIDI

[App page](https://appshunter.io/ios/app/rhythm-midi-tempo-tutor/id1604438442)

Develop your sense of rhythm and master complex rhythmic patterns with interactive exercises. Features include polyrhythm training, customizable instrument sounds, and adaptive tempo adjustments. Ideal for musicians of all levels looking to improve their timing and musicality.

**Highlights:** Polyrhythm mode for advanced rhythmic practice, Dual tap zones with individual scoring, Notation or ring visualization, Customizable instrument sounds, Adaptive tempo based on performance, MIDI keyboard integration

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

**In-app purchases:** none


### Guitar Scale Memory

[App page](https://appshunter.io/ios/app/guitar-scale-memory/id6817570404)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Guitar Scale Memory Pro | $1.99 | per month |


## Frequently asked questions

### Is Rhythm MIDI free?

Rhythm MIDI costs $6.99, with no in-app purchases.

### Is Guitar Scale Memory free?

Guitar Scale Memory is free to download, with in-app purchases available.

### Do Rhythm MIDI or Guitar Scale Memory have ads?

Guitar Scale Memory shows ads; Rhythm MIDI does not.

### Which is updated more often, Rhythm MIDI or Guitar Scale Memory?

Rhythm MIDI ships an update every 5 weeks, and Guitar Scale Memory every 9 days. Most recently, Rhythm MIDI was updated on November 11, 2026 and Guitar Scale Memory on November 6, 2026.

---

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