# Tritone Jazz vs Jazz Progression Trainer

The clearest difference is update cadence: Tritone Jazz at every 6 weeks against Jazz Progression Trainer's every 6 months. Tritone Jazz also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.4). Jazz Progression Trainer's advantage is price ($2.99 vs $6.99). On ads and in-app purchases there is nothing between them.

Tritone Jazz costs $6.99 and Jazz Progression Trainer $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Tritone Jazz ships an update every 6 weeks, Jazz Progression Trainer every 6 months. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Tritone Jazz | Jazz Progression Trainer |
| --- | --- | --- |
| Price | $6.99 | **$2.99** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tritone-jazz/id1439040353/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Monetization | Paid | — |
| Size | 107 MB | 28 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jazz Soft, Inc.](https://appshunter.io/developer/1439040352) | [tabito ozaki](https://appshunter.io/developer/1884003335) |

## What reviewers say

### Tritone Jazz

[App page](https://appshunter.io/ios/app/tritone-jazz/id1439040353)

This app provides piano, bass, and drum accompaniments for jazz improvisation practice. Users can input chords and even melodies or vocals, with the option to print charts including chords, notes, and lyrics. Song data is stored in a text format for easy sharing.

**Highlights:** Chord-based accompaniments, Piano, bass, and drum backing tracks, Melody and voice playback, Printable charts with chords, notes, and lyrics, Text-format song data for sharing

**In-app purchases:** none


### Jazz Progression Trainer

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Tritone Jazz free?

Tritone Jazz costs $6.99, with no in-app purchases.

### Is Jazz Progression Trainer free?

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

### Do Tritone Jazz or Jazz Progression Trainer have ads?

Neither Tritone Jazz nor Jazz Progression Trainer shows ads.

### Which is updated more often, Tritone Jazz or Jazz Progression Trainer?

Tritone Jazz ships an update every 6 weeks, and Jazz Progression Trainer every 6 months. Most recently, Tritone Jazz was updated on November 2, 2026 and Jazz Progression Trainer on October 31, 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.*