# Tetratonics vs JazzTree

The clearest difference is price: Tetratonics at $0.99 against JazzTree's $4.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Tetratonics costs $0.99 and JazzTree $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Tetratonics | JazzTree |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Monetization | Paid | — |
| Size | 143 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oliver Richard Erich Naumann](https://appshunter.io/developer/1790724923) | [何为 曾](https://appshunter.io/developer/6800155473) |

## What reviewers say

### Tetratonics

[App page](https://appshunter.io/ios/app/tetratonics-the-4th-dimension/id6759824577)

Explore modern jazz harmony by adding a single color tone to familiar triads. This app provides a visual and auditory laboratory for improvisers, composers, and arrangers to create sophisticated voicings and understand harmonic relationships.

**Highlights:** Triad + 1 harmonic structures, 10 curated tetratonic combinations, High-fidelity Sound Studio with two layers, Context-aware audio engine, Harmonic visualizer with color-coded notes, Flawless enharmonic calculation and chord symbol generation, Customizable sequencer and arpeggio patterns

**In-app purchases:** none


### JazzTree

[App page](https://appshunter.io/ios/app/jazztree/id6801077436)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tetratonics free?

Tetratonics costs $0.99, with no in-app purchases.

### Is JazzTree free?

JazzTree costs $4.99, with no in-app purchases.

### Do Tetratonics or JazzTree have ads?

Neither Tetratonics nor JazzTree 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.*