# Reverse Singing vs Sona Clean Speaker Water Eject

The clearest difference is review sentiment: Sona Clean Speaker Water Eject at 100% against Reverse Singing's 25%. Sona Clean Speaker Water Eject also leads on update cadence (daily vs fortnightly). Reverse Singing's advantage is ads (none vs shown) and ratings volume (7.9K vs 9). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Reverse Singing sells 6 in-app purchases, starting at $4.99 per 7 days and Sona Clean Speaker Water Eject sells 4 in-app purchases, starting at $10.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Reverse Singing holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Reverse Singing has 7.9K ratings behind it against 9, so its average is the more settled of the two. Written reviews complicate that: 25% of Reverse Singing's written reviews are positive against 100% of Sona Clean Speaker Water Eject's, so the app with the better star average is not the one people write more warmly about.

Reverse Singing ships an update fortnightly, Sona Clean Speaker Water Eject daily. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Reverse Singing | Sona Clean Speaker Water Eject |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7.9K ratings)](https://appshunter.io/ios/app/reverse-singing/id6751476834/reviews)** | [4.4 (9 ratings)](https://appshunter.io/ios/app/sona-clean-speaker-water-eject/id6812571798/reviews) |
| Number of ratings | **7.9K** | 9 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | **#100** | — |
| Size | 45 MB | 17 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Calico Studio Inc.](https://appshunter.io/developer/1835316294) | [Patrick Vo](https://appshunter.io/developer/1896714719) |

## What reviewers say

### Reverse Singing

[App page](https://appshunter.io/ios/app/reverse-singing/id6751476834)

**Currently charting:** #100 Top Grossing · Music (US App Store)

Record your voice, then reverse and transform it with a variety of hilarious audio effects. Create funny clips, experiment with voice changers, and share your creations with friends.

**Highlights:** Record audio, Reverse audio, Apply voice changer effects, Save and share audio clips, Experiment with microphone

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $4.99 | per 7 days |
| Unlimited Access | $7.99 | per 7 days |
| Unlimited Access | $9.99 | per month |
| Unlimited Access | $9.99 | per 7 days |
| Unlimited Access | $14.99 | per 7 days |
| Unlimited Access | $29.99 | per year |

**What reviewers like**

- ❤️ Best app ever

**What reviewers complain about**

- 🚫 Only 7 attempts allowed
- 💰 Expensive weekly subscription
- 🔇 Can't hear myself
- 🗑️ Couldn't delete the app

**Reported bugs**

- Couldn't delete the app

**Requested features**

- More attempts or a less restrictive usage model


### Sona Clean Speaker Water Eject

[App page](https://appshunter.io/ios/app/sona-clean-speaker-water-eject/id6812571798)

This app uses sonic sound waves to dislodge moisture and debris from your device's speaker grills. It also offers tools to monitor your sound environment, measure noise levels, and track disturbances.

**Highlights:** Sonic water ejection, Speaker dust removal, Custom frequency generator, Real-time decibel meter, Sleep dB tracker, Speaker clarity test

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $10.99 | per 7 days |
| Weekly | $10.99 | per 7 days |
| Monthly | $15.99 | per month |
| 6 Months | $35.00 | per 6 months |


## Frequently asked questions

### Is Reverse Singing free?

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

### Is Sona Clean Speaker Water Eject free?

Sona Clean Speaker Water Eject is free to download, with in-app purchases available.

### Which has better reviews, Reverse Singing or Sona Clean Speaker Water Eject?

Reverse Singing is rated higher. Reverse Singing averages 4.7 out of 5 from 7.9K ratings, while Sona Clean Speaker Water Eject averages 4.4 from 9 ratings.

### Do Reverse Singing or Sona Clean Speaker Water Eject have ads?

Sona Clean Speaker Water Eject shows ads; Reverse Singing does not.

### Which is updated more often, Reverse Singing or Sona Clean Speaker Water Eject?

Reverse Singing ships an update fortnightly, and Sona Clean Speaker Water Eject daily. Most recently, Reverse Singing was updated on November 12, 2026 and Sona Clean Speaker Water Eject on November 10, 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.*