# Sidus Link vs Srhythm

The clearest difference is review sentiment: Sidus Link at 62% against Srhythm's 0%. Sidus Link also leads on rating (4.3 vs 1.8) and ratings volume (626 vs 5). On price, ads, in-app purchases and monetization model 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 1.8. That said, the two scores are not equally well evidenced: Sidus Link has 626 ratings behind it against 5, 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 0% of Srhythm's.

Sidus Link ships an update every 2 weeks, Srhythm every 3 months. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Sidus Link | Srhythm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (626 ratings)](https://appshunter.io/ios/app/sidus-link/id1471951977/reviews)** | [1.8 (5 ratings)](https://appshunter.io/ios/app/srhythm/id6450426162/reviews) |
| Number of ratings | **626** | 5 |
| Positive reviews | **61.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 381 MB | 193 MB |
| Requires iOS | 15 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) | [姣 彭](https://appshunter.io/developer/1692014269) |

## 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


### Srhythm

[App page](https://appshunter.io/ios/app/srhythm/id6450426162)

Control your smart home devices remotely, manage multiple appliances simultaneously, and set timers for automated functions. Share device access with family members for seamless smart living. The app offers easy connection to your smart devices.

**Highlights:** Remote appliance control, Simultaneous device management, Customizable timers, Device sharing with family, Quick device connection

**Features:** 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 Srhythm free?

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

### Which has better reviews, Sidus Link or Srhythm?

Sidus Link is rated higher. Sidus Link averages 4.3 out of 5 from 626 ratings, while Srhythm averages 1.8 from 5 ratings.

### Do Sidus Link or Srhythm have ads?

Neither Sidus Link nor Srhythm shows ads.

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

Sidus Link ships an update every 2 weeks, and Srhythm every 3 months. Most recently, Sidus Link was updated on October 13, 2026 and Srhythm on October 4, 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.*