# dxLink21 vs eValveco Assistant

The clearest difference is update cadence: dxLink21 at every 3 months against eValveco Assistant's every 21 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.

dxLink21 ships an update every 3 months, eValveco Assistant every 21 months. The most recent releases landed on September 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | dxLink21 | eValveco Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 21 months |
| Size | 134 MB | 132 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Belparts NV](https://appshunter.io/developer/1470365988) | [Fr. Sauter AG](https://appshunter.io/developer/586916485) |

## What reviewers say

### dxLink21

[App page](https://appshunter.io/ios/app/dxlink21/id1470365989)

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

**In-app purchases:** none


### eValveco Assistant

[App page](https://appshunter.io/ios/app/evalveco-assistant/id6446676794)

**In-app purchases:** none


## Frequently asked questions

### Is dxLink21 free?

dxLink21 is free to download, with no in-app purchases.

### Is eValveco Assistant free?

eValveco Assistant is free to download, with no in-app purchases.

### Do dxLink21 or eValveco Assistant have ads?

Neither dxLink21 nor eValveco Assistant shows ads.

### Which is updated more often, dxLink21 or eValveco Assistant?

dxLink21 ships an update every 3 months, and eValveco Assistant every 21 months. Most recently, dxLink21 was updated on September 1, 2026 and eValveco Assistant on September 14, 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.*