# Jazz Progression Trainer vs Chord Progression Lab

The clearest difference is chart position: Chord Progression Lab at #183 against Jazz Progression Trainer's unranked. Chord Progression Lab also leads on price ($0.99 vs $2.99). Jazz Progression Trainer's advantage is iOS requirement (16.4 vs 26.5). On ads, in-app purchases and device support there is nothing between them.

Jazz Progression Trainer costs $2.99 and Chord Progression Lab $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Jazz Progression Trainer | Chord Progression Lab |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Best chart rank | — | **#183** |
| Size | 28 MB | 2 MB |
| Requires iOS | **16.4** | 26.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [tabito ozaki](https://appshunter.io/developer/1884003335) | [David Mickey](https://appshunter.io/developer/1506246434) |

## What reviewers say

### Jazz Progression Trainer

[App page](https://appshunter.io/ios/app/jazz-progression-trainer/id6761685294)

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

**In-app purchases:** none


### Chord Progression Lab

[App page](https://appshunter.io/ios/app/chord-progression-lab/id6778928044)

**Currently charting:** #183 Top Paid · Music (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Jazz Progression Trainer free?

Jazz Progression Trainer costs $2.99, with no in-app purchases.

### Is Chord Progression Lab free?

Chord Progression Lab costs $0.99, with no in-app purchases.

### Do Jazz Progression Trainer or Chord Progression Lab have ads?

Neither Jazz Progression Trainer nor Chord Progression Lab 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.*