# Quasar LED vs Sidus Audio

The clearest difference is review sentiment: Sidus Audio at 71% against Quasar LED's 0%. Sidus Audio also leads on rating (4.4 vs 1.4) and ratings volume (17 vs 5). Quasar LED's advantage is iOS requirement (10.0 vs 15.0). 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 Audio holds the better App Store score, 4.4 against 1.4. Both are backed by a comparable volume of ratings — 5 and 17 respectively. Written reviews point the same way: 0% of Quasar LED's written reviews are positive against 71% of Sidus Audio's.

Quasar LED ships an update every 2 months, Sidus Audio every 6 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Quasar LED | Sidus Audio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (5 ratings)](https://appshunter.io/ios/app/quasar-led/id1535155649/reviews) | **[4.4 (17 ratings)](https://appshunter.io/ios/app/sidus-audio/id1617213662/reviews)** |
| Number of ratings | 5 | **17** |
| Positive reviews | 0.0% of reviews | **71.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 17 MB | 50 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [师松 梁](https://appshunter.io/developer/922518056) | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) |

## What reviewers say

### Quasar LED

[App page](https://appshunter.io/ios/app/quasar-led/id1535155649)

This smart software allows you to control RGBW lighting via Bluetooth 4.0. Adjust color, brightness, speed, and color temperature. It also features built-in modes like DIY and music synchronization.

**Highlights:** RGBW lighting control, Bluetooth 4.0 connectivity, Adjustable color and brightness, Speed and color temperature settings, Music synchronization, DIY mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Sidus Audio

[App page](https://appshunter.io/ios/app/sidus-audio/id1617213662)

This app allows professional audio engineers and sound enthusiasts to wirelessly connect and control multiple audio devices. It features an intelligent network for stable communication, centralized monitoring, and parameter presets, all accessible through a user-friendly interface.

**Highlights:** Intelligent audio network, Wireless device control, Centralized monitoring, Parameter presets, Cloud synchronization, Demo mode

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

**In-app purchases:** none


## Frequently asked questions

### Is Quasar LED free?

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

### Is Sidus Audio free?

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

### Which has better reviews, Quasar LED or Sidus Audio?

Sidus Audio is rated higher. Quasar LED averages 1.4 out of 5 from 5 ratings, while Sidus Audio averages 4.4 from 17 ratings.

### Do Quasar LED or Sidus Audio have ads?

Neither Quasar LED nor Sidus Audio shows ads.

### Which is updated more often, Quasar LED or Sidus Audio?

Quasar LED ships an update every 2 months, and Sidus Audio every 6 weeks. Most recently, Quasar LED was updated on November 3, 2026 and Sidus Audio on November 5, 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.*