# Chord Progression Manager vs Harmony Lab

The clearest difference is in-app purchases: Chord Progression Manager at none against Harmony Lab's 2. Harmony Lab's advantage is ads (none vs shown) and update cadence (every 5 weeks vs every 4 months). On price 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. Chord Progression Manager asks for nothing beyond the download.

Chord Progression Manager ships an update every 4 months, Harmony Lab every 5 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Chord Progression Manager | Harmony Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Size | 7 MB | 29 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jun Tsuda](https://appshunter.io/developer/1624900893) | [Sean Ray Dvir](https://appshunter.io/developer/1850830113) |

## What reviewers say

### Chord Progression Manager

[App page](https://appshunter.io/ios/app/chord-progression-manager/id6762450248)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Chord Progression Manager free?

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

### Is Harmony Lab free?

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

### Do Chord Progression Manager or Harmony Lab have ads?

Chord Progression Manager shows ads; Harmony Lab does not.

### Which is updated more often, Chord Progression Manager or Harmony Lab?

Chord Progression Manager ships an update every 4 months, and Harmony Lab every 5 weeks. Most recently, Chord Progression Manager was updated on October 25, 2026 and Harmony Lab on October 25, 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.*