# CC Harp vs DoReQuiz

The clearest difference is in-app purchases: DoReQuiz at none against CC Harp's 2. DoReQuiz also leads on update cadence (every 4 days vs every 4 months). CC Harp's advantage is iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. CC Harp sells 2 one-off in-app purchases. DoReQuiz asks for nothing beyond the download.

CC Harp ships an update every 4 months, DoReQuiz every 4 days. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CC Harp | DoReQuiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cc-harp/id1526785348/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 46 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kazuo Kamata](https://appshunter.io/developer/1526785350) | [Gautier de Faultrier](https://appshunter.io/developer/1887696838) |

## What reviewers say

### CC Harp

[App page](https://appshunter.io/ios/app/cc-harp/id1526785348)

This app simulates a 10-hole diatonic harmonica, offering expressive sound capabilities with intuitive touch controls. It allows for pitch bends, tremolo effects, and even chord play. Additional features like multiple keys, a tuner, and various sound effects are available through in-app purchases.

**Highlights:** 10-hole diatonic harmonica simulation, Independent and adjacent sound touches, Smart chord play with two fingers, Pitch bends and sound muffling, Adjustable tremolo effect, Left-handed screen reversal, Dark mode support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extra Features Trial | Free | one-time |
| Extra Features | $3.99 | one-time |


### DoReQuiz

[App page](https://appshunter.io/ios/app/dorequiz/id6780059863)

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

**In-app purchases:** none


## Frequently asked questions

### Is CC Harp free?

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

### Is DoReQuiz free?

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

### Do CC Harp or DoReQuiz have ads?

Neither CC Harp nor DoReQuiz shows ads.

### Which is updated more often, CC Harp or DoReQuiz?

CC Harp ships an update every 4 months, and DoReQuiz every 4 days. Most recently, CC Harp was updated on November 3, 2026 and DoReQuiz on October 28, 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.*