# Impro Master vs Scale School

The clearest difference is review sentiment: Impro Master at 100% against Scale School's 0%. Impro Master also leads on rating (4.6 vs 1.0) and ratings volume (46 vs 2). Scale School's advantage is update cadence (every 2 days vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Impro Master sells 1 one-off in-app purchase and Scale School sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Impro Master holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Impro Master has 46 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Impro Master's written reviews are positive against 0% of Scale School's.

Impro Master ships an update every 2 months, Scale School every 2 days. The most recent releases landed on September 30, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Impro Master | Scale School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (46 ratings)](https://appshunter.io/ios/app/impro-master/id1552035106/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/scale-school/id6444268151/reviews) |
| Number of ratings | **46** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 190 MB | 86 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luis Gimenez Alvarez](https://appshunter.io/developer/1552035108) | [Stefano Marchese](https://appshunter.io/developer/579194062) |

## What reviewers say

### Impro Master

[App page](https://appshunter.io/ios/app/impro-master/id1552035106)

This app helps musicians practice improvisation and compose chord progressions with AI-generated sequences and realistic instrument playback. It offers customizable parameters, various musical styles, and tools for both beginners and professionals.

**Highlights:** AI chord progression generation, Realistic instrument playback, 16 musical styles, Customizable parameters, Load and save progressions, Light & Dark Mode

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock the Full Version | $6.99 | one-time |


### Scale School

[App page](https://appshunter.io/ios/app/scale-school/id6444268151)

Master musical scales and unlock your instrument's full potential with this comprehensive training companion. Develop flawless technique, enhance musicality, and boost your confidence through personalized lessons and real-time feedback.

**Highlights:** Master scales and unlock instrument potential, Develop flawless technique and speed, Enhance musicality and theory understanding, Boost confidence with scale challenges, Personalized learning experience, Customizable practice sessions, Real-time feedback on performance, Progress tracking and achievement monitoring

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scale School Unlimited Monthly | $0.99 | per month |
| Scale School Unlimited 3 Month | $1.99 | per 3 months |
| Scale School Unlimited 6 Month | $2.99 | per 6 months |
| Scale School Unlimited Yearly | $3.99 | per year |


## Frequently asked questions

### Is Impro Master free?

Impro Master is free to download, with in-app purchases available.

### Is Scale School free?

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

### Which has better reviews, Impro Master or Scale School?

Impro Master is rated higher. Impro Master averages 4.6 out of 5 from 46 ratings, while Scale School averages 1.0 from 2 ratings.

### Do Impro Master or Scale School have ads?

Neither Impro Master nor Scale School shows ads.

### Which is updated more often, Impro Master or Scale School?

Impro Master ships an update every 2 months, and Scale School every 2 days. Most recently, Impro Master was updated on September 30, 2026 and Scale School on October 2, 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.*