# Rutronik System Solutions RDK3 vs Link

The clearest difference is update cadence: Link at monthly against Rutronik System Solutions RDK3's every 14 months. On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Rutronik System Solutions RDK3 ships an update every 14 months, Link monthly. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rutronik System Solutions RDK3 | Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/link-shield/id6479595519/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Monetization | Free | Free |
| Size | 8 MB | 104 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Rutronik Elektronische Bauelemente GmbH](https://appshunter.io/developer/1566645569) | [Factor Security LTD](https://appshunter.io/developer/1735939980) |

## What reviewers say

### Rutronik System Solutions RDK3

[App page](https://appshunter.io/ios/app/rutronik-system-solutions-rdk3/id6450926995)

This app simplifies electronic component selection and development board testing. It provides software examples and allows users to read live sensor data, accelerating product development with a native experience.

**Highlights:** Component selection assistance, Development board testing, Software examples, Live sensor data readout, Bluetooth function demonstration, Accelerated product development

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

**In-app purchases:** none


### Link

[App page](https://appshunter.io/ios/app/link-shield/id6479595519)

This privacy-centric solution offers advanced protection against malicious links and phishing threats. It uses machine learning and site reputation analysis to create a secure digital environment for organizations.

**Highlights:** Anti-phishing protection, Malicious link detection, Machine learning analysis, Site reputation analysis, Privacy-centric design, Organizational security

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Rutronik System Solutions RDK3 free?

Rutronik System Solutions RDK3 is free to download, with no in-app purchases.

### Is Link free?

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

### Do Rutronik System Solutions RDK3 or Link have ads?

Neither Rutronik System Solutions RDK3 nor Link shows ads.

### Which is updated more often, Rutronik System Solutions RDK3 or Link?

Rutronik System Solutions RDK3 ships an update every 14 months, and Link monthly. Most recently, Rutronik System Solutions RDK3 was updated on October 11, 2026 and Link on October 24, 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.*