# Otoadd Control vs smart audio controller

The clearest difference is iOS requirement: smart audio controller at 12.0 against Otoadd Control's 15.1. On price, ads, 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.

## The numbers

| Metric | Otoadd Control | smart audio controller |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 42 MB | 35 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RelaJet Tech (Taiwan) Co., Ltd.](https://appshunter.io/developer/1492983723) | [Ningbo LECOVITA Electronic Technology Co., Ltd](https://appshunter.io/developer/1868847620) |

## What reviewers say

### Otoadd Control

[App page](https://appshunter.io/ios/app/otoadd-control/id6714463154)

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

**In-app purchases:** none


### smart audio controller

[App page](https://appshunter.io/ios/app/smart-audio-controller/id6757768984)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Otoadd Control free?

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

### Is smart audio controller free?

smart audio controller is free to download, with no in-app purchases.

### Do Otoadd Control or smart audio controller have ads?

Neither Otoadd Control nor smart audio controller shows ads.

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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.*