# Sidus Link vs Z5 Count

The clearest difference is ratings volume: Sidus Link at 626 against Z5 Count's 8. Z5 Count's advantage is rating (4.5 vs 4.3). 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.

Z5 Count holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: Sidus Link has 626 ratings behind it against 8, so its average is the more settled of the two.

Sidus Link ships an update every 2 weeks, Z5 Count every 5 weeks. The most recent releases landed on August 26, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Sidus Link | Z5 Count |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (626 ratings)](https://appshunter.io/ios/app/sidus-link/id1471951977/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/z5-count/id1557711721/reviews)** |
| Number of ratings | **626** | 8 |
| Positive reviews | 69.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 381 MB | 32 MB |
| Requires iOS | **15** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) | [Z5 Inventory Inc.](https://appshunter.io/developer/1557711723) |

## 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


### Z5 Count

[App page](https://appshunter.io/ios/app/z5-count/id1557711721)

This application facilitates on-site physical inventory counts for various facilities, including hospitals and clinics. It enables near real-time tracking, auditing, and valuation of stock, with options to mark consigned and expired items.

**Highlights:** On-site physical inventory counts, Near real-time counting, Inventory auditing, Inventory valuation, Consigned inventory marking, Expired inventory marking

**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 Z5 Count free?

Z5 Count is free to download, with no in-app purchases.

### Which has better reviews, Sidus Link or Z5 Count?

Z5 Count is rated higher. Sidus Link averages 4.3 out of 5 from 626 ratings, while Z5 Count averages 4.5 from 8 ratings.

### Do Sidus Link or Z5 Count have ads?

Neither Sidus Link nor Z5 Count shows ads.

### Which is updated more often, Sidus Link or Z5 Count?

Sidus Link ships an update every 2 weeks, and Z5 Count every 5 weeks. Most recently, Sidus Link was updated on August 26, 2026 and Z5 Count on September 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.*