# Boltzen LED vs Sidus Audio

The clearest difference is review sentiment: Sidus Audio at 71% against Boltzen LED's 0%. Sidus Audio also leads on rating (4.4 vs 1.5). Boltzen LED's advantage is iOS requirement (8.0 vs 15.0). On price, ratings volume, update cadence and ads 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 1.5. Both are backed by a comparable volume of ratings — 11 and 17 respectively. Written reviews point the same way: 0% of Boltzen LED's written reviews are positive against 71% of Sidus Audio's.

Boltzen LED ships an update every 2 months, Sidus Audio every 6 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Boltzen LED | Sidus Audio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (11 ratings)](https://appshunter.io/ios/app/boltzen-led/id1182848180/reviews) | **[4.4 (17 ratings)](https://appshunter.io/ios/app/sidus-audio/id1617213662/reviews)** |
| Number of ratings | 11 | **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 | 14 MB | 50 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CAME-TV LIMITED](https://appshunter.io/developer/1182848179) | [Sidus Link Ltd.](https://appshunter.io/developer/1546027954) |

## What reviewers say

### Boltzen LED

[App page](https://appshunter.io/ios/app/boltzen-led/id1182848180)

Control your LED lights via your smartphone. Adjust color, brightness, and lighting modes, including a music synchronization feature.

**Highlights:** Wi-Fi light control, Adjustable color, Adjustable brightness, Music synchronization mode, Dimming control

**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 Boltzen LED free?

Boltzen 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, Boltzen LED or Sidus Audio?

Sidus Audio is rated higher. Boltzen LED averages 1.5 out of 5 from 11 ratings, while Sidus Audio averages 4.4 from 17 ratings.

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

Neither Boltzen LED nor Sidus Audio shows ads.

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

Boltzen LED ships an update every 2 months, and Sidus Audio every 6 weeks. Most recently, Boltzen LED was updated on October 26, 2026 and Sidus Audio on October 24, 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.*