# Wio Link vs QTRIX Viewer

The clearest difference is update cadence: Wio Link at monthly against QTRIX Viewer's every 6 months. Wio Link also leads on iOS requirement (8.0 vs 15.2). 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.

Wio Link ships an update monthly, QTRIX Viewer every 6 months. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Wio Link | QTRIX Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (10 ratings)](https://appshunter.io/ios/app/wio-link/id1054893491/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Free | — |
| Size | 19 MB | 2 MB |
| Requires iOS | **8.0** | 15.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Seeed Technology Limited](https://appshunter.io/developer/1054892680) | [Calidat GmbH](https://appshunter.io/developer/1477624591) |

## What reviewers say

### Wio Link

[App page](https://appshunter.io/ios/app/wio-link/id1054893491)

This app simplifies the creation of connected IoT projects using Wi-Fi development boards and Grove modules. It allows for visual programming and plug-and-play integration without the need for hardware programming or soldering.

**Highlights:** Visual programming, No soldering required, Grove module support, Plug & play interface, API support, Cloud service integration, Cost-effective development

**Features:** macOS Compatibility

**In-app purchases:** none


### QTRIX Viewer

[App page](https://appshunter.io/ios/app/qtrix-viewer/id1606374309)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Wio Link free?

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

### Is QTRIX Viewer free?

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

### Do Wio Link or QTRIX Viewer have ads?

Neither Wio Link nor QTRIX Viewer shows ads.

### Which is updated more often, Wio Link or QTRIX Viewer?

Wio Link ships an update monthly, and QTRIX Viewer every 6 months. Most recently, Wio Link was updated on October 1, 2026 and QTRIX Viewer on October 13, 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.*