# Sidus Link vs VILTROX Lens

The clearest difference is review sentiment: Sidus Link at 62% against VILTROX Lens's 5%. Sidus Link also leads on rating (4.3 vs 1.5) and ratings volume (626 vs 42). On price, update cadence, 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.

Sidus Link holds the better App Store score, 4.3 against 1.5. That said, the two scores are not equally well evidenced: Sidus Link has 626 ratings behind it against 42, so its average is the more settled of the two. Written reviews point the same way: 62% of Sidus Link's written reviews are positive against 5% of VILTROX Lens's.

Sidus Link ships an update every 2 weeks, VILTROX Lens monthly. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sidus Link | VILTROX Lens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (626 ratings)](https://appshunter.io/ios/app/sidus-link/id1471951977/reviews)** | [1.5 (42 ratings)](https://appshunter.io/ios/app/viltrox-lens/id6444688962/reviews) |
| Number of ratings | **626** | 42 |
| Positive reviews | **61.8% of reviews** | 5.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 381 MB | 157 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) | [深圳市雷影光电科技有限公司](https://appshunter.io/developer/1656173591) |

## What reviewers say

### Sidus Link

[App page](https://appshunter.io/ios/app/sidus-link/id1471951977)

Control film lighting fixtures directly from your mobile device. This app offers advanced modes for white light, gels, color, and effects, with features for scene setup and collaboration. It supports over 100 fixtures and simplifies complex lighting workflows.

**Highlights:** Sidus Mesh Intelligent Lighting Network, White Light, Gel, Color, and Effect Modes, Unlimited Presets and QuickShots, On-set Workflow Management, Multi-device Control, Sidus Cloud and Creative Collaboration

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Intuitive and easy to use
- 🔒 Seamless connectivity
- 💡 Powerful lighting control features
- 🎨 Excellent color management
- 🌟 Comprehensive ecosystem integration

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 🔁 Frequent need to reconnect
- 🕰️ Slow response times
- 🔒 Unnecessary password requirements
- 🤯 Confusing UI for advanced features

**Reported bugs**

- App crashes on launch
- Inability to save/restore light settings
- Inconsistent behavior when switching devices

**Requested features**

- Artnet support for lighting automation
- Siri/voice control integration
- Dedicated desktop/tablet app
- Improved background operation and reconnection
- More comprehensive tutorials and documentation


### VILTROX Lens

[App page](https://appshunter.io/ios/app/viltrox-lens/id6444688962)

This utility app connects to Viltrox lenses via Bluetooth, enabling remote control for focusing, including a one-touch infinity focus for astrophotography. It displays real-time focal length and aperture information and supports online firmware updates for improved performance. Users can also customize screen display styles.

**Highlights:** Bluetooth lens connection, Remote focus control, One-touch infinity focus, Real-time focal length and aperture display, Online lens firmware updates, Customizable screen display styles

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

**In-app purchases:** none


## Frequently asked questions

### Is Sidus Link free?

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

### Is VILTROX Lens free?

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

### Which has better reviews, Sidus Link or VILTROX Lens?

Sidus Link is rated higher. Sidus Link averages 4.3 out of 5 from 626 ratings, while VILTROX Lens averages 1.5 from 42 ratings.

### Do Sidus Link or VILTROX Lens have ads?

Neither Sidus Link nor VILTROX Lens shows ads.

### Which is updated more often, Sidus Link or VILTROX Lens?

Sidus Link ships an update every 2 weeks, and VILTROX Lens monthly. Most recently, Sidus Link was updated on October 21, 2026 and VILTROX Lens on October 25, 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.*