# Keys Trainer vs Musician's Looper

The clearest difference is price: Musician's Looper at Free against Keys Trainer's $2.99. Musician's Looper also leads on update cadence (fortnightly vs every 9 months). Keys Trainer's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

Musician's Looper is free to download; Keys Trainer costs $2.99 up front. Musician's Looper sells 2 in-app purchases, starting at $2.99 per month. Keys Trainer asks for nothing beyond the download.

Keys Trainer ships an update every 9 months, Musician's Looper fortnightly. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Keys Trainer | Musician's Looper |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/keys-trainer/id1525979034/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 30 MB | 17 MB |
| Requires iOS | **12.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Plearn LLC](https://appshunter.io/developer/6792172523) | [feb19](https://appshunter.io/developer/358045838) |

## What reviewers say

### Keys Trainer

[App page](https://appshunter.io/ios/app/keys-trainer/id1525979034)

Master key signatures and scales with this music learning app. Practice identifying keys, understanding note sharps/flats, and instantly recognizing scale layouts on a keyboard. Features include customizable practice, passive viewing, and a challenging game mode.

**Highlights:** Key signature recognition, Scale layout identification, Customizable learning range, Intelligent training based on performance, Practice, View, Game, and Search modes, Earn coins, medals, and trophies

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

**In-app purchases:** none


### Musician's Looper

[App page](https://appshunter.io/ios/app/musicians-looper/id6779644908)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Yearly Plan | $29.99 | per year |


## Frequently asked questions

### Is Keys Trainer free?

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

### Is Musician's Looper free?

Musician's Looper is free to download, with in-app purchases available.

### Do Keys Trainer or Musician's Looper have ads?

Musician's Looper shows ads; Keys Trainer does not.

### Which is updated more often, Keys Trainer or Musician's Looper?

Keys Trainer ships an update every 9 months, and Musician's Looper fortnightly. Most recently, Keys Trainer was updated on October 22, 2026 and Musician's Looper on October 21, 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.*