# SEIKEL ProAir vs 4WD Control

The clearest difference is iOS requirement: SEIKEL ProAir at 14.0 against 4WD Control's 16.4. 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.

SEIKEL ProAir ships an update every 23 months, 4WD Control every 12 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | SEIKEL ProAir | 4WD Control |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 12 months** |
| Size | 67 MB | 67 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [STREETEC GmbH](https://appshunter.io/developer/1657171709) | [Daniel Schmidtner](https://appshunter.io/developer/1783150042) |

## What reviewers say

### SEIKEL ProAir

[App page](https://appshunter.io/ios/app/seikel-proair/id1669425787)

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

**In-app purchases:** none


### 4WD Control

[App page](https://appshunter.io/ios/app/4wd-control/id6738960953)

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

**In-app purchases:** none


## Frequently asked questions

### Is SEIKEL ProAir free?

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

### Is 4WD Control free?

4WD Control is free to download, with no in-app purchases.

### Do SEIKEL ProAir or 4WD Control have ads?

Neither SEIKEL ProAir nor 4WD Control shows ads.

### Which is updated more often, SEIKEL ProAir or 4WD Control?

SEIKEL ProAir ships an update every 23 months, and 4WD Control every 12 months. Most recently, SEIKEL ProAir was updated on November 3, 2026 and 4WD Control on November 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*