# Sidus Link vs Relax Script Supervisor

The clearest difference is in-app purchases: Sidus Link at none against Relax Script Supervisor's 1. Sidus Link also leads on update cadence (every 2 weeks vs every 4 months) and ratings volume (626 vs 6). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Relax Script Supervisor sells 1 one-off in-app purchase. Sidus Link asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for Sidus Link against 4.2 for Relax Script Supervisor. That said, the two scores are not equally well evidenced: Sidus Link has 626 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 62% of Sidus Link's written reviews are positive against 60% of Relax Script Supervisor's.

Sidus Link ships an update every 2 weeks, Relax Script Supervisor every 4 months. The most recent releases landed on October 5, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Sidus Link | Relax Script Supervisor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (626 ratings)](https://appshunter.io/ios/app/sidus-link/id1471951977/reviews)** | [4.2 (6 ratings)](https://appshunter.io/ios/app/relax-script-supervisor/id1475236677/reviews) |
| Number of ratings | **626** | 6 |
| Positive reviews | **61.8% of reviews** | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 381 MB | 8 MB |
| Requires iOS | **15** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) | [宗林 郭](https://appshunter.io/developer/1752221005) |

## 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


### Relax Script Supervisor

[App page](https://appshunter.io/ios/app/relax-script-supervisor/id1475236677)

This app streamlines field recording for film and video production. It allows users to create and manage multiple recording boards, sync data across devices via iCloud, and export records. It transforms your iPhone or iPad into a powerful tool for on-set data management.

**Highlights:** Field record board creation, Field record sheet management, Multiple recording board support, iCloud multi-device synchronization, Information sharing across devices, Convenient field record generation, Export support, View and edit on Mac

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.00 | one-time |


## Frequently asked questions

### Is Sidus Link free?

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

### Is Relax Script Supervisor free?

Relax Script Supervisor is free to download, with in-app purchases available.

### Which has better reviews, Sidus Link or Relax Script Supervisor?

Sidus Link is rated higher. Sidus Link averages 4.3 out of 5 from 626 ratings, while Relax Script Supervisor averages 4.2 from 6 ratings.

### Do Sidus Link or Relax Script Supervisor have ads?

Neither Sidus Link nor Relax Script Supervisor shows ads.

### Which is updated more often, Sidus Link or Relax Script Supervisor?

Sidus Link ships an update every 2 weeks, and Relax Script Supervisor every 4 months. Most recently, Sidus Link was updated on October 5, 2026 and Relax Script Supervisor on September 27, 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.*