# Piamate Plus vs ScaleMate

The clearest difference is price: Piamate Plus at Free against ScaleMate's $3.99. Piamate Plus also leads on iOS requirement (15.0 vs 17.5). ScaleMate's advantage is update cadence (fortnightly vs every 13 months). On ads, in-app purchases and device support there is nothing between them.

Piamate Plus is free to download; ScaleMate costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Piamate Plus ships an update every 13 months, ScaleMate fortnightly. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Piamate Plus | ScaleMate |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | — | **[4.8 (24 ratings)](https://appshunter.io/ios/app/scalemate-visualize-harmony/id1538285671/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | — | Paid |
| Size | 2 MB | 36 MB |
| Requires iOS | **15.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nissin Electro Co., Ltd.](https://appshunter.io/developer/945540699) | [Anton Schwartz](https://appshunter.io/developer/1330331588) |

## What reviewers say

### Piamate Plus

[App page](https://appshunter.io/ios/app/piamate-plus/id1432343163)

**Features:** Vision Pro support

**In-app purchases:** none


### ScaleMate

[App page](https://appshunter.io/ios/app/scalemate-visualize-harmony/id1538285671)

This app provides an interactive reference for understanding music scales and jazz harmony. It allows users to hear, visualize, and manipulate scales to deepen their comprehension of musical concepts. Features include expert write-ups, practical usage tips, and animated transformations between scales.

**Highlights:** Hear scales as melodies, Visualize scales on circle of fifths, Expert scale write-ups, Manipulate scales and hear changes, Full library of scales, Automatic scale recognition, Animated scale transformations

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

**In-app purchases:** none


## Frequently asked questions

### Is Piamate Plus free?

Piamate Plus is free to download, with no in-app purchases.

### Is ScaleMate free?

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

### Do Piamate Plus or ScaleMate have ads?

Neither Piamate Plus nor ScaleMate shows ads.

### Which is updated more often, Piamate Plus or ScaleMate?

Piamate Plus ships an update every 13 months, and ScaleMate fortnightly. Most recently, Piamate Plus was updated on October 13, 2026 and ScaleMate on October 18, 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.*