Comparison

Quasar LED vs Sidus Audio

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Quasar LED

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
Read full description

Quasar LED Bluetooth 4.0 is a smart software that supports RGBW lighting Control It can control the light color, brightness, speed, color temperature, music control, which has built-in mode DIY mode, music mode and so on.

About

Sidus Audio

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
Read full description

Sidus Audio™ is an audio control App released by Sidus Link® for professional audio engineers, mixing engineers, foley engineers as well as video workers, anchor and sound lover,etc.Users can connect and control devices wirelessly,to realize higher working efficiency. I. Intelligent audio network The decentralized audio communication network supports direct connection of audio device through mobile terminal Bluetooth without another network (gateway or router); The auto reconnection mechanism can maximize the communication smoothness and avoid repeated adding of audio devices; Support up to 20 devices, exclusive Bit ConnectifyTM technology provides more stable and faster communication transmission. II. Functions 1. Control Mode Simplified core controls to ensure ease of use for users. Accurate workstation classification to improve focus and efficiency. 2. Quick Management Monitoring mode The “Devices” and “Workstation” mode supports centralized and classified monitoring, to realize overall and targeted management; Parameter preset The device parameters can be saved to preset library and uploaded to cloud server, to support one-key saving and call; III. Workflow First,establish a Bluetooth communication network and start intelligent control right now! Second, copy the configured devices to device groups for application in different scenarios. Finally, the dual modes of "Devices" and "Workstation" will help help you monitor efficiently! IV. Cloud Service Free Cloud storage, support synchronization of presets and account data to avoid occupation of local memory. Reliable cloud service manager, avoid data loss when switching among different terminals. V. Demo Mode Full-process functional experience, no equipment required, no threshold to get started.

Screenshots

Quasar LED4 screens
Sidus Audio4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Quasar LED versus Sidus Audio: the parameters behind the verdict, then further details
ParameterQuasar LEDSidus Audio
PriceFreeFree
Rating1.4 (5 ratings)4.4 (17 ratings) — better
Positive reviews0.0% of reviews71.4% of reviews — better
Number of ratings517 — better
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS10.0 — better15.0
Further details — not scored
Size17 MB50 MB
Age rating4+4+
Developer师松 梁Sidus Link Ltd.

Customer experience

Quasar LED

All ratings5 ratings
Positive0.0%
Neutral20.0%
Negative80.0%
Written reviews5 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Sidus Audio

All ratings17 ratings
Positive82.4%
Neutral5.9%
Negative11.8%
Written reviews14 reviews
Positive71.4%
Neutral7.1%
Negative21.4%

In-app purchases

None

Quasar LED

No in-app purchases

None

Sidus Audio

No in-app purchases

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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