# Smart Air Box vs ReDAC

The clearest difference is iOS requirement: ReDAC at 10.0 against Smart Air Box's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Smart Air Box ships an update every 10 days, ReDAC every 6 days. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Smart Air Box | ReDAC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 6 days** |
| Size | 9 MB | 52 MB |
| Requires iOS | 17.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fan4Dry](https://appshunter.io/developer/1311293476) | [NetLynx Technology Pte Ltd](https://appshunter.io/developer/903263739) |

## What reviewers say

### Smart Air Box

[App page](https://appshunter.io/ios/app/smart-air-box/id1311293477)

**Features:** macOS Compatibility

**In-app purchases:** none


### ReDAC

[App page](https://appshunter.io/ios/app/redac/id1627430603)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Air Box free?

Smart Air Box is free to download, with no in-app purchases.

### Is ReDAC free?

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

### Do Smart Air Box or ReDAC have ads?

Neither Smart Air Box nor ReDAC shows ads.

### Which is updated more often, Smart Air Box or ReDAC?

Smart Air Box ships an update every 10 days, and ReDAC every 6 days. Most recently, Smart Air Box was updated on October 21, 2026 and ReDAC on October 11, 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.*