# WST Star Source vs CMX Driver

The clearest difference is update cadence: CMX Driver at every 2 days against WST Star Source's monthly. 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.

WST Star Source ships an update monthly, CMX Driver every 2 days. The most recent releases landed on September 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | WST Star Source | CMX Driver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wst-star-source/id1541682785/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free | — |
| Size | 89 MB | 54 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daimler Truck North America LLC](https://appshunter.io/developer/419454759) | [CMX HAUL INC](https://appshunter.io/developer/6808124934) |

## What reviewers say

### WST Star Source

[App page](https://appshunter.io/ios/app/wst-star-source/id1541682785)

Access customized training materials for your specific truck configuration. Stay updated with the latest news, videos, and brochures from the manufacturer. Save content and quickly link to other relevant resources.

**Highlights:** Customized training materials, Up-to-date news, Videos and brochures, Save content, Quick links to resources

**In-app purchases:** none


### CMX Driver

[App page](https://appshunter.io/ios/app/cmx-driver/id6758036113)

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

**In-app purchases:** none


## Frequently asked questions

### Is WST Star Source free?

WST Star Source is free to download, with no in-app purchases.

### Is CMX Driver free?

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

### Do WST Star Source or CMX Driver have ads?

Neither WST Star Source nor CMX Driver shows ads.

### Which is updated more often, WST Star Source or CMX Driver?

WST Star Source ships an update monthly, and CMX Driver every 2 days. Most recently, WST Star Source was updated on September 23, 2026 and CMX Driver on October 7, 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.*