# Jazz ScaleHelper vs Euterpe

The clearest difference is price: Euterpe at Free against Jazz ScaleHelper's $5.99. Euterpe also leads on update cadence (every 2 days vs every 6 weeks). Jazz ScaleHelper's advantage is iOS requirement (15.0 vs 26.2). On ads, in-app purchases and device support there is nothing between them.

Euterpe is free to download; Jazz ScaleHelper costs $5.99 up front. Jazz ScaleHelper sells 11 one-off in-app purchases and Euterpe sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Jazz ScaleHelper ships an update every 6 weeks, Euterpe every 2 days. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Jazz ScaleHelper | Euterpe |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Paid | — |
| Size | 9 MB | 56 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Richard Williams](https://appshunter.io/developer/1792912830) | [diego indraccolo](https://appshunter.io/developer/1878172813) |

## What reviewers say

### Jazz ScaleHelper

[App page](https://appshunter.io/ios/app/jazz-scalehelper/id567707566)

Improve your musical instrument playing with interactive exercises and real-time feedback. Practice scales, modes, and arpeggios with scoring and performance analysis. Ideal for exam preparation and general skill enhancement.

**Highlights:** Interactive scale and arpeggio practice, Real-time performance scoring, Multiple practice modes (play any, choose, challenge), Supports Trinity Guildhall and ABRSM syllabuses, Wide range of scales, modes, and arpeggios, Supports multiple instruments, Multi-user support with saved history

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Saxophone TRINITY G4 | $0.99 | one-time |
| Saxophone TRINITY G7 | $0.99 | one-time |
| Saxophone ABRSM G1 to G3 | $0.99 | one-time |
| Saxophone ABRSM G4 | $0.99 | one-time |
| Saxophone ABRSM G5 | $0.99 | one-time |
| Trumpet ABRSM G1 to G3 | $0.99 | one-time |
| Trumpet ABRSM G4 | $0.99 | one-time |
| Trumpet ABRSM G5 | $0.99 | one-time |
| Clarinet TRINITY G1 to G8 | $2.99 | one-time |
| Flute TRINITY G1 to G8 | $2.99 | one-time |
| Saxophone TRINITY G1 to G8 | $2.99 | one-time |


### Euterpe

[App page](https://appshunter.io/ios/app/euterpe-chord-plus-scale-entry/id6759628072)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Euterpe Pro | $6.99 | one-time |


## Frequently asked questions

### Is Jazz ScaleHelper free?

Jazz ScaleHelper costs $5.99, and also offers in-app purchases.

### Is Euterpe free?

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

### Do Jazz ScaleHelper or Euterpe have ads?

Neither Jazz ScaleHelper nor Euterpe shows ads.

### Which is updated more often, Jazz ScaleHelper or Euterpe?

Jazz ScaleHelper ships an update every 6 weeks, and Euterpe every 2 days. Most recently, Jazz ScaleHelper was updated on October 14, 2026 and Euterpe on October 13, 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.*