# Water Wave vs empty

The clearest difference is update cadence: Water Wave at every 6 weeks against empty's every 3 months. Water Wave also leads on iOS requirement (13.0 vs 26.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Water Wave sells 2 in-app purchases, starting at $3.99 per 7 days and empty sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Water Wave ships an update every 6 weeks, empty every 3 months. The most recent releases landed on October 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Water Wave | empty |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.3K ratings)](https://appshunter.io/ios/app/water-wave-clean-speaker/id6476876551/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 15.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Subscription | — |
| Size | 27 MB | 5 MB |
| Requires iOS | **13.0** | 26.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Water Eject](https://appshunter.io/developer/1728040425) | [Hacı Ahmet GEZGIN](https://appshunter.io/developer/1890529146) |

## What reviewers say

### Water Wave

[App page](https://appshunter.io/ios/app/water-wave-clean-speaker/id6476876551)

This app helps clean your device's speaker by ejecting water and dust using sound and haptic patterns. It also offers features for noise testing, sound output analysis, and custom frequency sound generation.

**Highlights:** Water ejection for speakers, Dust removal from speakers, Noise level testing, Device speaker sound testing, Custom frequency sound generation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Water Eeject Weekly VIP | $3.99 | per 7 days |
| Water Eject Yearly VIP | $5.99 | per year |

**What reviewers like**

- ⭐ Effective water ejection
- 💫 Helpful for water-damaged phones
- 🌟 Works as advertised

**What reviewers complain about**

- 💰 Paid subscription required
- 🔁 Limited free usage
- 🚫 Doesn't work as expected
- ⚠️ Potential scam

**Reported bugs**

- Doesn't blow air out of speakers
- Doesn't remove all water from phone

**Requested features**

- Free full version without subscription
- Improved water ejection effectiveness


### empty

[App page](https://appshunter.io/ios/app/empty-app-only/id6761664806)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| empty Pro | $9.99 | one-time |


## Frequently asked questions

### Is Water Wave free?

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

### Is empty free?

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

### Do Water Wave or empty have ads?

Neither Water Wave nor empty shows ads.

### Which is updated more often, Water Wave or empty?

Water Wave ships an update every 6 weeks, and empty every 3 months. Most recently, Water Wave was updated on October 23, 2026 and empty on October 6, 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.*