# H175 CMS KAR vs AIX & WTCE

The clearest difference is update cadence: AIX & WTCE at every 11 months against H175 CMS KAR's every 27 months. AIX & WTCE also leads on iOS requirement (10.0 vs 12.0). 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.

H175 CMS KAR ships an update every 27 months, AIX & WTCE every 11 months. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | H175 CMS KAR | AIX & WTCE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 11 months** |
| Size | 16 MB | 15 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Oxytronic](https://appshunter.io/developer/1115580217) | [Reed Exhibitions Ltd](https://appshunter.io/developer/540373170) |

## What reviewers say

### H175 CMS KAR

[App page](https://appshunter.io/ios/app/h175-cms-kar/id1402500543)

**Features:** macOS Compatibility

**In-app purchases:** none


### AIX & WTCE

[App page](https://appshunter.io/ios/app/aix-and-wtce/id6448896026)

**In-app purchases:** none


## Frequently asked questions

### Is H175 CMS KAR free?

H175 CMS KAR is free to download, with no in-app purchases.

### Is AIX & WTCE free?

AIX & WTCE is free to download, with no in-app purchases.

### Do H175 CMS KAR or AIX & WTCE have ads?

Neither H175 CMS KAR nor AIX & WTCE shows ads.

### Which is updated more often, H175 CMS KAR or AIX & WTCE?

H175 CMS KAR ships an update every 27 months, and AIX & WTCE every 11 months. Most recently, H175 CMS KAR was updated on October 12, 2026 and AIX & WTCE 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.*