# Sidus Link Pro vs QNAP Authenticator

The clearest difference is rating: Sidus Link Pro at 2.7 against QNAP Authenticator's 1.9. Sidus Link Pro also leads on update cadence (monthly vs every 3 months). QNAP Authenticator's advantage is in-app purchases (none vs 4). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Sidus Link Pro sells 4 in-app purchases, starting at $9.99 per month. QNAP Authenticator asks for nothing beyond the download.

Sidus Link Pro holds the better App Store score, 2.7 against 1.9. Both are backed by a comparable volume of ratings — 30 and 13 respectively. Written reviews point the same way: 22% of Sidus Link Pro's written reviews are positive against 20% of QNAP Authenticator's.

Sidus Link Pro ships an update monthly, QNAP Authenticator every 3 months. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Sidus Link Pro | QNAP Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (30 ratings)](https://appshunter.io/ios/app/sidus-link-pro/id1574126730/reviews)** | [1.9 (13 ratings)](https://appshunter.io/ios/app/qnap-authenticator/id1620302345/reviews) |
| Number of ratings | **30** | 13 |
| Positive reviews | **22.2% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 584 MB | 44 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) | [QNAP Systems, Inc.](https://appshunter.io/developer/355826923) |

## What reviewers say

### Sidus Link Pro

[App page](https://appshunter.io/ios/app/sidus-link-pro/id1574126730)

This powerful lighting control app transforms your iPad into a professional console. Wirelessly manage DMX and CRMX-enabled lights, automate setup, and design complex lighting sequences with ease. Achieve precise, real-time control for any production.

**Highlights:** Wireless DMX and CRMX control, Console-style lighting control on iPad, Visual Layout View for fixture arrangement, Lightning-fast auto-patching and configuration, Real-time cueing for DMX lights, Design and manage lighting shows and effects, Centralized control for multiple fixture manufacturers

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $9.99 | per month |
| Max (Monthly) | $19.99 | per month |
| Pro (Annual) | $99.99 | per year |
| Max (Annual) | $199.99 | per year |


### QNAP Authenticator

[App page](https://appshunter.io/ios/app/qnap-authenticator/id1620302345)

Enhance your account security with this mobile app that provides 2-Step Verification and Passwordless Login. It offers multiple verification methods, including login approval, QR code scanning, and online codes, with TOTP support for offline use and third-party accounts.

**Highlights:** 2-Step Verification, Passwordless Login, Login Approval, QR Code Verification, Online Verification Code, Time-based One-Time Password (TOTP), Offline TOTP generation

**In-app purchases:** none


## Frequently asked questions

### Is Sidus Link Pro free?

Sidus Link Pro is free to download, with in-app purchases available.

### Is QNAP Authenticator free?

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

### Which has better reviews, Sidus Link Pro or QNAP Authenticator?

Sidus Link Pro is rated higher. Sidus Link Pro averages 2.7 out of 5 from 30 ratings, while QNAP Authenticator averages 1.9 from 13 ratings.

### Do Sidus Link Pro or QNAP Authenticator have ads?

Neither Sidus Link Pro nor QNAP Authenticator shows ads.

### Which is updated more often, Sidus Link Pro or QNAP Authenticator?

Sidus Link Pro ships an update monthly, and QNAP Authenticator every 3 months. Most recently, Sidus Link Pro was updated on October 22, 2026 and QNAP Authenticator on October 21, 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.*