# Sigma CVI vs Simon Plug&Drive

The clearest difference is update cadence: Simon Plug&Drive at every 2 months against Sigma CVI's every 15 months. Sigma CVI's advantage is iOS requirement (11.0 vs 15.6). 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.

Sigma CVI ships an update every 15 months, Simon Plug&Drive every 2 months. Both last shipped on October 5, 2026.

## The numbers

| Metric | Sigma CVI | Simon Plug&Drive |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 months** |
| Size | 22 MB | 63 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ID&A S.r.l.](https://appshunter.io/developer/1446283055) | [Simon](https://appshunter.io/developer/531284305) |

## What reviewers say

### Sigma CVI

[App page](https://appshunter.io/ios/app/sigma-cvi/id1554823358)

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

**In-app purchases:** none


### Simon Plug&Drive

[App page](https://appshunter.io/ios/app/simon-plug-and-drive/id1633641300)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sigma CVI free?

Sigma CVI is free to download, with no in-app purchases.

### Is Simon Plug&Drive free?

Simon Plug&Drive is free to download, with no in-app purchases.

### Do Sigma CVI or Simon Plug&Drive have ads?

Neither Sigma CVI nor Simon Plug&Drive shows ads.

### Which is updated more often, Sigma CVI or Simon Plug&Drive?

Sigma CVI ships an update every 15 months, and Simon Plug&Drive every 2 months. Most recently, Sigma CVI was updated on October 5, 2026 and Simon Plug&Drive on October 5, 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.*