# Rhythm 18 vs Parabyte Learning

The clearest difference is in-app purchases: Rhythm 18 at none against Parabyte Learning's 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Parabyte Learning sells 5 in-app purchases, starting at $36.99 per 6 months. Rhythm 18 asks for nothing beyond the download.

Rhythm 18 ships an update every 2 weeks, Parabyte Learning fortnightly. The most recent releases landed on September 18, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | Rhythm 18 | Parabyte Learning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/rhythm-18/id1489857380/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free | — |
| Size | 41 MB | 69 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kaung Wanna Kyaw](https://appshunter.io/developer/1489857379) | [AGGA.IO](https://appshunter.io/developer/1555423622) |

## What reviewers say

### Rhythm 18

[App page](https://appshunter.io/ios/app/rhythm-18/id1489857380)

This educational app offers high-quality music lessons from renowned musicians. Learn music theory, notation, and creation through easily digestible full lessons for all skill levels.

**Highlights:** High-quality educational content, Lessons from renowned musicians, Music theory instruction, Notation learning, Music creation techniques, Full, digestible lessons

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

**In-app purchases:** none


### Parabyte Learning

[App page](https://appshunter.io/ios/app/parabyte-learning/id6478485132)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Parabyte Learning 6months | $36.99 | per 6 months |
| Parabyte Learning 12months | $69.99 | per year |
| Individual Course | $19.99 | one-time |
| ParabyteLearning  6Months Plan | $36.99 | one-time |
| ParabyteLearning 1 Year Plan | $64.99 | one-time |


## Frequently asked questions

### Is Rhythm 18 free?

Rhythm 18 is free to download, with no in-app purchases.

### Is Parabyte Learning free?

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

### Do Rhythm 18 or Parabyte Learning have ads?

Neither Rhythm 18 nor Parabyte Learning shows ads.

### Which is updated more often, Rhythm 18 or Parabyte Learning?

Rhythm 18 ships an update every 2 weeks, and Parabyte Learning fortnightly. Most recently, Rhythm 18 was updated on September 18, 2026 and Parabyte Learning on September 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*