# Sidus Link vs GyLog

The clearest difference is in-app purchases: Sidus Link at none against GyLog's 1. Sidus Link also leads on iOS requirement (15 vs 17.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. GyLog sells 1 in-app purchase, starting at $14.99 per year. Sidus Link asks for nothing beyond the download.

Sidus Link ships an update every 2 weeks, GyLog every 3 weeks. The most recent releases landed on August 26, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Sidus Link | GyLog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (626 ratings)](https://appshunter.io/ios/app/sidus-link/id1471951977/reviews)** | — |
| Number of ratings | **626** | — |
| Positive reviews | 69.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | — |
| Size | 381 MB | 7 MB |
| Requires iOS | **15** | 17.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) | [Kumo, Inc.](https://appshunter.io/developer/955162378) |

## 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


### GyLog

[App page](https://appshunter.io/ios/app/gylog/id6759689665)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GyLog Pro | $14.99 | per year |


## Frequently asked questions

### Is Sidus Link free?

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

### Is GyLog free?

GyLog is free to download, with in-app purchases available.

### Do Sidus Link or GyLog have ads?

Neither Sidus Link nor GyLog shows ads.

### Which is updated more often, Sidus Link or GyLog?

Sidus Link ships an update every 2 weeks, and GyLog every 3 weeks. Most recently, Sidus Link was updated on August 26, 2026 and GyLog on September 12, 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.*