# Rhythm Training vs OnKey Lite

The clearest difference is in-app purchases: OnKey Lite at none against Rhythm Training's 1. OnKey Lite also leads on review sentiment (100% vs 71%) and iOS requirement (14.0 vs 17.0). Rhythm Training's advantage is update cadence (weekly vs every 3 months) and ratings volume (50 vs 2). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. Rhythm Training sells 1 one-off in-app purchase. OnKey Lite asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Rhythm Training against 4.5 for OnKey Lite. That said, the two scores are not equally well evidenced: Rhythm Training has 50 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 71% of Rhythm Training's written reviews are positive against 100% of OnKey Lite's.

Rhythm Training ships an update weekly, OnKey Lite every 3 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Rhythm Training | OnKey Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (50 ratings)](https://appshunter.io/ios/app/rhythm-training/id1613734367/reviews) | [4.5 (2 ratings)](https://appshunter.io/ios/app/onkey-lite-scale-practice/id1638630839/reviews) |
| Number of ratings | **50** | 2 |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free | Free |
| Size | 153 MB | 1 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [子潇 周](https://appshunter.io/developer/6819906775) | [Rea Meir](https://appshunter.io/developer/1638204694) |

## What reviewers say

### Rhythm Training

[App page](https://appshunter.io/ios/app/rhythm-training/id1613734367)

This app offers a professional suite of tools for practicing musical rhythms. It supports dictation, sight-reading, notation, and playback with customizable settings and multiple practice modes. Designed for musicians of all levels, it provides a clean interface for focused practice.

**Highlights:** Rhythm dictation practice, Rhythm sight-reading, Notation and playback, Random rhythm score generation, Customizable generation settings, Multiple practice modes (Reading, Notation, Dictation, Stage, Exam)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |


### OnKey Lite

[App page](https://appshunter.io/ios/app/onkey-lite-scale-practice/id1638630839)

This app generates readable, note-based exercises for practicing musical scales and chords. It's ideal for warm-ups, technique drills, or theory work, catering to musicians of all levels. Customize your practice with various patterns, keys, and note name options.

**Highlights:** Generate note-based exercises, Practice scales and chords, Transpose to any key, Set range and clef, Choose from various patterns, Add note names and time signatures

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

**In-app purchases:** none


## Frequently asked questions

### Is Rhythm Training free?

Rhythm Training is free to download, with in-app purchases available.

### Is OnKey Lite free?

OnKey Lite is free to download, with no in-app purchases.

### Which has better reviews, Rhythm Training or OnKey Lite?

Rhythm Training and OnKey Lite are both rated 4.5 out of 5 on the App Store, from 50 and 2 ratings respectively.

### Do Rhythm Training or OnKey Lite have ads?

Neither Rhythm Training nor OnKey Lite shows ads.

### Which is updated more often, Rhythm Training or OnKey Lite?

Rhythm Training ships an update weekly, and OnKey Lite every 3 months. Most recently, Rhythm Training was updated on November 7, 2026 and OnKey Lite on November 3, 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.*