# Guitar Progression Generator vs midiOS

The clearest difference is price: Guitar Progression Generator at Free against midiOS's $24.99. Guitar Progression Generator also leads on device support (3 vs 1) and iOS requirement (13.0 vs 26.0). midiOS's advantage is in-app purchases (none vs 5) and update cadence (every 3 days vs every 8 days). On ads there is nothing between them.

Guitar Progression Generator is free to download; midiOS costs $24.99 up front. Guitar Progression Generator sells 5 in-app purchases, starting at $4.99 per month. midiOS asks for nothing beyond the download.

Guitar Progression Generator ships an update every 8 days, midiOS every 3 days. The most recent releases landed on November 8, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Guitar Progression Generator | midiOS |
| --- | --- | --- |
| Price | **Free** | $24.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 3 days** |
| Size | 89 MB | 12 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Romeu Beato](https://appshunter.io/developer/1801192254) | [jason merrill](https://appshunter.io/developer/1829076241) |

## What reviewers say

### Guitar Progression Generator

[App page](https://appshunter.io/ios/app/guitar-progression-generator/id6747004878)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Elite Monthly | $9.99 | per month |
| Pro Yearly | $34.99 | per year |
| Elite Yearly | $69.99 | per year |
| Unlock Premium Features | $9.99 | one-time |


### midiOS

[App page](https://appshunter.io/ios/app/midios/id6755208218)

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

**In-app purchases:** none


## Frequently asked questions

### Is Guitar Progression Generator free?

Guitar Progression Generator is free to download, with in-app purchases available.

### Is midiOS free?

midiOS costs $24.99, with no in-app purchases.

### Do Guitar Progression Generator or midiOS have ads?

Neither Guitar Progression Generator nor midiOS shows ads.

### Which is updated more often, Guitar Progression Generator or midiOS?

Guitar Progression Generator ships an update every 8 days, and midiOS every 3 days. Most recently, Guitar Progression Generator was updated on November 8, 2026 and midiOS on November 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*