# Dufour EC vs CM Driver

The clearest difference is update cadence: Dufour EC at every 6 weeks against CM Driver's every 14 months. 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.

Dufour EC ships an update every 6 weeks, CM Driver every 14 months. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Dufour EC | CM Driver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 14 months |
| Size | 40 MB | 16 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Welyb](https://appshunter.io/developer/1369703085) | [Servcom](https://appshunter.io/developer/1106835313) |

## What reviewers say

### Dufour EC

[App page](https://appshunter.io/ios/app/dufour-ec/id1553302893)

**Features:** macOS Compatibility

**In-app purchases:** none


### CM Driver

[App page](https://appshunter.io/ios/app/cm-driver/id6749852668)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dufour EC free?

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

### Is CM Driver free?

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

### Do Dufour EC or CM Driver have ads?

Neither Dufour EC nor CM Driver shows ads.

### Which is updated more often, Dufour EC or CM Driver?

Dufour EC ships an update every 6 weeks, and CM Driver every 14 months. Most recently, Dufour EC was updated on October 4, 2026 and CM Driver on October 17, 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.*