# Cool Sound FX vs Useless APP

The clearest difference is in-app purchases: Useless APP at none against Cool Sound FX's 2. Cool Sound FX's advantage is update cadence (every 5 days vs every 11 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cool Sound FX sells 2 one-off in-app purchases. Useless APP asks for nothing beyond the download.

Cool Sound FX ships an update every 5 days, Useless APP every 11 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Cool Sound FX | Useless APP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 11 days |
| Size | 57 MB | 57 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Superior Solutions Management Pty Ltd](https://appshunter.io/developer/568731977) | [Freedom Dimension (shenzhen) Technology Co., Ltd](https://appshunter.io/developer/6776064465) |

## What reviewers say

### Cool Sound FX

[App page](https://appshunter.io/ios/app/cool-sound-fx/id578840880)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Recording Unlock | $5.99 | one-time |


### Useless APP

[App page](https://appshunter.io/ios/app/useless-app-museum/id6789653582)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cool Sound FX free?

Cool Sound FX is free to download, with in-app purchases available.

### Is Useless APP free?

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

### Do Cool Sound FX or Useless APP have ads?

Neither Cool Sound FX nor Useless APP shows ads.

### Which is updated more often, Cool Sound FX or Useless APP?

Cool Sound FX ships an update every 5 days, and Useless APP every 11 days. Most recently, Cool Sound FX was updated on October 29, 2026 and Useless APP on October 31, 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.*