# SkyTest Air Traffic Controller vs B737CL Questions

The clearest difference is price: B737CL Questions at $3.99 against SkyTest Air Traffic Controller's $89.99. B737CL Questions also leads on device support (3 vs 1) and iOS requirement (13.1 vs 15.0). On update cadence, ads and in-app purchases there is nothing between them.

SkyTest Air Traffic Controller costs $89.99 and B737CL Questions $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SkyTest Air Traffic Controller ships an update every 4 weeks, B737CL Questions every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | SkyTest Air Traffic Controller | B737CL Questions |
| --- | --- | --- |
| Price | $89.99 | **$3.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 155 MB | 13 MB |
| Requires iOS | 15.0 | **13.1** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aviation Media & IT GmbH](https://appshunter.io/developer/504134961) | [Thomas Pinckard](https://appshunter.io/developer/1506443725) |

## What reviewers say

### SkyTest Air Traffic Controller

[App page](https://appshunter.io/ios/app/skytest-air-traffic-controller/id1460768585)

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

**In-app purchases:** none


### B737CL Questions

[App page](https://appshunter.io/ios/app/b737cl-questions/id1532988768)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkyTest Air Traffic Controller free?

SkyTest Air Traffic Controller costs $89.99, with no in-app purchases.

### Is B737CL Questions free?

B737CL Questions costs $3.99, with no in-app purchases.

### Do SkyTest Air Traffic Controller or B737CL Questions have ads?

Neither SkyTest Air Traffic Controller nor B737CL Questions shows ads.

### Which is updated more often, SkyTest Air Traffic Controller or B737CL Questions?

SkyTest Air Traffic Controller ships an update every 4 weeks, and B737CL Questions every 2 months. Most recently, SkyTest Air Traffic Controller was updated on November 3, 2026 and B737CL Questions on November 3, 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.*