# Tonality Trainer vs Achordy

The clearest difference is price: Tonality Trainer at Free against Achordy's $4.99. Tonality Trainer also leads on in-app purchases (none vs 1) and iOS requirement (8.0 vs 16.0). Achordy's advantage is update cadence (fortnightly vs monthly). On ads and device support there is nothing between them.

Tonality Trainer is free to download; Achordy costs $4.99 up front. Achordy sells 1 one-off in-app purchase. Tonality Trainer asks for nothing beyond the download.

Tonality Trainer ships an update monthly, Achordy fortnightly. The most recent releases landed on October 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Tonality Trainer | Achordy |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tonality-trainer/id1391584951/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 29 MB | 17 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [CAN SENER](https://appshunter.io/developer/1023097988) | [Batinay Unsel](https://appshunter.io/developer/1798290129) |

## What reviewers say

### Tonality Trainer

[App page](https://appshunter.io/ios/app/tonality-trainer/id1391584951)

Learn the names and key signatures of musical tonalities. This application provides a straightforward way to master tonal concepts.

**Highlights:** Learn tonality names, Learn key signatures, Music education tool, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Achordy

[App page](https://appshunter.io/ios/app/achordy/id6742419870)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Achordy Lifetime Purchase | $4.99 | one-time |


## Frequently asked questions

### Is Tonality Trainer free?

Tonality Trainer is free to download, with no in-app purchases.

### Is Achordy free?

Achordy costs $4.99, and also offers in-app purchases.

### Do Tonality Trainer or Achordy have ads?

Neither Tonality Trainer nor Achordy shows ads.

### Which is updated more often, Tonality Trainer or Achordy?

Tonality Trainer ships an update monthly, and Achordy fortnightly. Most recently, Tonality Trainer was updated on October 3, 2026 and Achordy 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.*