# Yobu Express vs Clear Wave & Water Eject

The clearest difference is in-app purchases: Yobu Express at none against Clear Wave & Water Eject's 15. Yobu Express also leads on iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Clear Wave & Water Eject sells 8 in-app purchases, starting at $3.99 per 7 days. Yobu Express asks for nothing beyond the download.

## The numbers

| Metric | Yobu Express | Clear Wave & Water Eject |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (17 ratings)](https://appshunter.io/ios/app/clear-wave-and-water-eject/id6748929363/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 33 MB | 62 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [Mame Bathily](https://appshunter.io/developer/1647967811) | [Changsha Zhilan Technology Co., Ltd](https://appshunter.io/developer/1819868911) |

## What reviewers say

### Yobu Express

[App page](https://appshunter.io/ios/app/yobu-express/id6698898086)

**Features:** macOS Compatibility

**In-app purchases:** none


### Clear Wave & Water Eject

[App page](https://appshunter.io/ios/app/clear-wave-and-water-eject/id6748929363)

Easily test and enhance your device's audio output. This app offers a tone generator for custom frequencies and a speaker booster to improve sound quality. It includes features for stereo testing and customizable test plans to ensure optimal speaker performance.

**Highlights:** Speaker testing, Tone generator (0-20000 Hz), Speaker booster (bass & volume), Stereo channel testing, Customizable test plans, Turbo mode

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClearWave Pro（Weekly） | $3.99 | per 7 days |
| Speaker Test Pro（Weekly） | $4.99 | per 7 days |
| Speaker Test Ultra（Weekly） | $4.99 | per 7 days |
| Speaker Test Pro（Weekly） | $7.99 | per 7 days |
| Speaker Test Pro（Weekly） | $9.99 | per 7 days |
| ClearWave Pro（Weekly） | $9.99 | per 7 days |
| Speaker Test Pro（Weekly） | $14.99 | per 7 days |
| Speaker Test Pro（Yearly） | $19.99 | per year |


## Frequently asked questions

### Is Yobu Express free?

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

### Is Clear Wave & Water Eject free?

Clear Wave & Water Eject is free to download, with in-app purchases available.

### Do Yobu Express or Clear Wave & Water Eject have ads?

Neither Yobu Express nor Clear Wave & Water Eject shows ads.

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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.*