# Harmony Lab vs Chord Degree

The clearest difference is iOS requirement: Chord Degree at 15.6 against Harmony Lab's 17.6. On price, ads, in-app purchases 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 and Chord Degree sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Harmony Lab | Chord Degree |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 29 MB | 3 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sean Ray Dvir](https://appshunter.io/developer/1850830113) | [嘉晨 王](https://appshunter.io/developer/6793979547) |

## 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 |


### Chord Degree

[App page](https://appshunter.io/ios/app/chord-degree/id6793996432)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Unlimited Training | $3.99 | per month |
| Lifetime Unlock | $14.99 | one-time |


## Frequently asked questions

### Is Harmony Lab free?

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

### Is Chord Degree free?

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

### Do Harmony Lab or Chord Degree have ads?

Neither Harmony Lab nor Chord Degree 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.*