# Gacha Chord vs Guitar Scale Memory

The clearest difference is update cadence: Guitar Scale Memory at daily against Gacha Chord's every 5 days. Guitar Scale Memory also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Gacha Chord sells 1 one-off in-app purchase and Guitar Scale Memory sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Gacha Chord ships an update every 5 days, Guitar Scale Memory daily. Both last shipped on October 24, 2026.

## The numbers

| Metric | Gacha Chord | Guitar Scale Memory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 days | **Daily** |
| Size | 11 MB | 34 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUKI KIMURA](https://appshunter.io/developer/6797231500) | [SHOICHI HASEGAWA](https://appshunter.io/developer/6782397628) |

## What reviewers say

### Gacha Chord

[App page](https://appshunter.io/ios/app/gacha-chord-progression-maker/id6797231498)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gacha Chord Pro | $6.99 | one-time |


### 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 Gacha Chord free?

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

### Is Guitar Scale Memory free?

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

### Do Gacha Chord or Guitar Scale Memory have ads?

Both Gacha Chord and Guitar Scale Memory show ads.

### Which is updated more often, Gacha Chord or Guitar Scale Memory?

Gacha Chord ships an update every 5 days, and Guitar Scale Memory daily. Most recently, Gacha Chord was updated on October 24, 2026 and Guitar Scale Memory on October 24, 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.*