# Harmony Lab vs AI Chord Progression Generator

The clearest difference is in-app purchases: AI Chord Progression Generator at none against Harmony Lab's 2. AI Chord Progression Generator also leads on iOS requirement (15.6 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Harmony Lab sells 2 in-app purchases, starting at $1.99 per month. AI Chord Progression Generator asks for nothing beyond the download.

## The numbers

| Metric | Harmony Lab | AI Chord Progression Generator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 29 MB | 15 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sean Ray Dvir](https://appshunter.io/developer/1850830113) | [Amila Rathnayake](https://appshunter.io/developer/1802446958) |

## What reviewers say

### Harmony Lab

[App page](https://appshunter.io/ios/app/harmony-labchord-progressions/id6766231122)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $1.99 | per month |
| Full Access | $4.99 | per month |


### AI Chord Progression Generator

[App page](https://appshunter.io/ios/app/ai-chord-progression-generator/id6793803490)

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

**In-app purchases:** none


## Frequently asked questions

### Is Harmony Lab free?

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

### Is AI Chord Progression Generator free?

AI Chord Progression Generator is free to download, with no in-app purchases.

### Do Harmony Lab or AI Chord Progression Generator have ads?

Neither Harmony Lab nor AI Chord Progression Generator shows ads.

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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.*