# Sound vs Mock Studio

The clearest difference is ads: Mock Studio at none against Sound's shown. Mock Studio also leads on update cadence (every 4 days vs every 2 weeks) and iOS requirement (13.0 vs 15.8.3). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sound ships an update every 2 weeks, Mock Studio every 4 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Sound | Mock Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 36 MB | 143 MB |
| Requires iOS | 15.8.3 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Hrishi Suthar](https://appshunter.io/developer/1660005858) |

## What reviewers say

### Sound

[App page](https://appshunter.io/ios/app/sound-classification/id6504697264)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mock Studio

[App page](https://appshunter.io/ios/app/mock-studio/id6752537633)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sound free?

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

### Is Mock Studio free?

Mock Studio is free to download, with no in-app purchases.

### Do Sound or Mock Studio have ads?

Sound shows ads; Mock Studio does not.

### Which is updated more often, Sound or Mock Studio?

Sound ships an update every 2 weeks, and Mock Studio every 4 days. Most recently, Sound was updated on October 18, 2026 and Mock Studio on October 17, 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.*