# Otonic vs Quarked

The clearest difference is price: Otonic at Free against Quarked's $14.99. Quarked's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

Otonic is free to download; Quarked costs $14.99 up front. Otonic sells 3 one-off in-app purchases. Quarked asks for nothing beyond the download.

Otonic ships an update every 5 days, Quarked every 8 days. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Otonic | Quarked |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/otonic/id6740495154/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 23 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Blackwell](https://appshunter.io/developer/1790247519) | [Syam Anand](https://appshunter.io/developer/1790735084) |

## What reviewers say

### Otonic

[App page](https://appshunter.io/ios/app/otonic/id6740495154)

Enhance your musical abilities with a comprehensive ear training application. Features a level editor for personalized learning experiences and progression tracking.

**Highlights:** Fully featured ear training, Level editor, Progression editor, Personalized learning, Music skill enhancement

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Otonic Pro | $6.99 | one-time |
| Otonic Essential | $19.99 | one-time |
| Otonic Pro | $39.99 | one-time |


### Quarked

[App page](https://appshunter.io/ios/app/quarked-granular-synth/id6765482136)

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

**In-app purchases:** none


## Frequently asked questions

### Is Otonic free?

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

### Is Quarked free?

Quarked costs $14.99, with no in-app purchases.

### Do Otonic or Quarked have ads?

Neither Otonic nor Quarked shows ads.

### Which is updated more often, Otonic or Quarked?

Otonic ships an update every 5 days, and Quarked every 8 days. Most recently, Otonic was updated on October 6, 2026 and Quarked on October 9, 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.*