# Rhythmicity Rhythm Trainer vs caTTho

The clearest difference is price: caTTho at Free against Rhythmicity Rhythm Trainer's $5.99. Rhythmicity Rhythm Trainer's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

caTTho is free to download; Rhythmicity Rhythm Trainer costs $5.99 up front. caTTho sells 1 one-off in-app purchase. Rhythmicity Rhythm Trainer asks for nothing beyond the download.

Rhythmicity Rhythm Trainer ships an update every 4 months, caTTho every 7 months. The most recent releases landed on October 13, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Rhythmicity Rhythm Trainer | caTTho |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[4.5 (24 ratings)](https://appshunter.io/ios/app/rhythmicity-rhythm-trainer/id766756872/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Paid | — |
| Size | 112 MB | 13 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Torculus, LLC](https://appshunter.io/developer/766756875) | [Vlastimil Stefl](https://appshunter.io/developer/1447495739) |

## What reviewers say

### Rhythmicity Rhythm Trainer

[App page](https://appshunter.io/ios/app/rhythmicity-rhythm-trainer/id766756872)

Master rhythm and sight-reading with this comprehensive music practice app. It offers over a thousand rhythm patterns across ten skill levels, immediate feedback, and personalized challenges to elevate your musical performance.

**Highlights:** Over 1000 rhythm patterns, 10 skill levels, Learner and Sight-Reading modes, Immediate feedback on timing, Full-featured metronome, Certificates of completion

**Features:** Vision Pro support

**In-app purchases:** none


### caTTho

[App page](https://appshunter.io/ios/app/cattho/id1559044904)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium fatures | $0.99 | one-time |


## Frequently asked questions

### Is Rhythmicity Rhythm Trainer free?

Rhythmicity Rhythm Trainer costs $5.99, with no in-app purchases.

### Is caTTho free?

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

### Do Rhythmicity Rhythm Trainer or caTTho have ads?

Neither Rhythmicity Rhythm Trainer nor caTTho shows ads.

### Which is updated more often, Rhythmicity Rhythm Trainer or caTTho?

Rhythmicity Rhythm Trainer ships an update every 4 months, and caTTho every 7 months. Most recently, Rhythmicity Rhythm Trainer was updated on October 13, 2026 and caTTho on October 30, 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.*