# コマッタ vs WaterKick Water Eject

The clearest difference is in-app purchases: コマッタ at none against WaterKick Water Eject's 2. コマッタ also leads on device support (3 vs 1) and iOS requirement (15.2 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. WaterKick Water Eject sells 2 in-app purchases, starting at $3.99 per month. コマッタ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for コマッタ against 5.0 for WaterKick Water Eject. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

コマッタ ships an update every 3 weeks, WaterKick Water Eject every 2 weeks. The most recent releases landed on October 13, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | コマッタ | WaterKick Water Eject |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/id6446321438/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/waterkick-water-eject/id6758910807/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 41 MB | 8 MB |
| Requires iOS | **15.2** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Toshiyuki Susa](https://appshunter.io/developer/1556426603) | [STEPHEN HARUKA NEZU](https://appshunter.io/developer/1875489417) |

## What reviewers say

### コマッタ

[App page](https://appshunter.io/ios/app/id6446321438)

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

**In-app purchases:** none


### WaterKick Water Eject

[App page](https://appshunter.io/ios/app/waterkick-water-eject/id6758910807)

This app uses sound waves and haptic vibrations to help clear water and dust from your iPhone's speakers. It offers various cleaning modes to improve muffled or distorted audio after exposure to moisture or debris.

**Highlights:** Water Eject mode (165Hz sound wave), Sound and haptics combination, Speaker diagnosis, Multiple cleaning modes, Speaker selection (top, bottom, both), Siri Shortcuts integration

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WaterKick PRO Monthly | $3.99 | per month |
| WaterKick PRO 買い切り | $1.99 | one-time |


## Frequently asked questions

### Is コマッタ free?

コマッタ is free to download, with no in-app purchases.

### Is WaterKick Water Eject free?

WaterKick Water Eject is free to download, with in-app purchases available.

### Which has better reviews, コマッタ or WaterKick Water Eject?

コマッタ and WaterKick Water Eject are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do コマッタ or WaterKick Water Eject have ads?

Both コマッタ and WaterKick Water Eject show ads.

### Which is updated more often, コマッタ or WaterKick Water Eject?

コマッタ ships an update every 3 weeks, and WaterKick Water Eject every 2 weeks. Most recently, コマッタ was updated on October 13, 2026 and WaterKick Water Eject 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.*