# Open Studio Jazz vs Mastrly Player

The clearest difference is in-app purchases: Mastrly Player at none against Open Studio Jazz's 4. Open Studio Jazz's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Open Studio Jazz sells 4 in-app purchases, starting at $39.00 per month. Mastrly Player asks for nothing beyond the download.

Open Studio Jazz ships an update every 5 days, Mastrly Player every 9 days. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Open Studio Jazz | Mastrly Player |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/open-studio-jazz/id6752910402/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Open Studio Network LLC](https://appshunter.io/developer/1841397358) | [Mark Hammond](https://appshunter.io/developer/6792113026) |

## What reviewers say

### Open Studio Jazz

[App page](https://appshunter.io/ios/app/open-studio-jazz/id6752910402)

This platform offers guided jazz education for all skill levels, featuring weekly lessons on real jazz standards and pathways for practice. Learn from renowned jazz musicians and track your progress across devices.

**Highlights:** Weekly new jazz standard lessons, Guided practice pathways, Courses by legendary jazz musicians, Progress tracking across devices, Beginner to advanced levels, Full library of technique, theory, and improvisation courses

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Open Studio (Monthly) | $39.00 | per month |
| Open Studio Pro (Monthly) | $97.00 | per month |
| Open Studio (Annual) | $390.00 | per year |
| Open Studio Pro (Annual) | $559.99 | per year |


### Mastrly Player

[App page](https://appshunter.io/ios/app/mastrly-player/id6792113024)

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

**In-app purchases:** none


## Frequently asked questions

### Is Open Studio Jazz free?

Open Studio Jazz is free to download, with in-app purchases available.

### Is Mastrly Player free?

Mastrly Player is free to download, with no in-app purchases.

### Do Open Studio Jazz or Mastrly Player have ads?

Neither Open Studio Jazz nor Mastrly Player shows ads.

### Which is updated more often, Open Studio Jazz or Mastrly Player?

Open Studio Jazz ships an update every 5 days, and Mastrly Player every 9 days. Most recently, Open Studio Jazz was updated on October 30, 2026 and Mastrly Player on November 6, 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.*