Screen Sync
Match your RGB lights to the colors on your screen in real time. Create immersive lighting for games, movies or everyday desktop use.
Best free RGB lighting software for Windows
Free RGB Lighting Controller for All Your PC Devices
Control 1000+ RGB devices from different brands with one free, safe lighting app. Sync your lights with games, music and movies in seconds.
You’ll be redirected to skydimo.com for the official, secure download.
Trusted by 200,000+ users
100% free, no ads or crypto mining
Screen & music sync
Supports 1000+ RGB devices
Screen sync
Music sync
AI lighting
RGB profile: Game Night – Screen Sync
Screen sync, music sync and AI lighting active. Keyboard, mouse, fans and LED strips linked.
Works with the RGB gear you already own
Skydimo is designed to replace multiple vendor apps by controlling RGB devices from different brands in a single interface.
Device types
- Keyboards & mice
- Case fans & AIO coolers
- LED strips and light bars
- RAM, GPUs and motherboard lighting
Broad brand support
Skydimo supports devices from popular gaming and PC hardware brands. Examples include Razer, ASUS Aura Sync, MSI Mystic Light, Corsair iCUE, HyperX, Redragon, Logitech G and more.
Exact compatibility varies by model. Check the official Skydimo site for the latest supported devices.
Lighting modes that go beyond basic effects
Skydimo includes the most popular RGB effects plus powerful sync modes designed for games, music and movies.
Music Sync
Use beat-detection to make your RGB setup react to the music you play. Customize colors, sensitivity and animation styles.
AI & Smart Effects
Quickly apply intelligent lighting presets tailored to your game, mood or time of day, without spending hours tweaking every setting.
Flexible device control
Control a single supported device or sync multiple devices together with the same solid color or basic effect for a unified look across your setup.
Safe, ad‑free and trusted by hundreds of thousands of users
Skydimo focuses on being a reliable RGB controller you can install on your main gaming or work PC without worrying about hidden extras.
- Trusted by hundreds of thousands of PC builders and gamers worldwide.
- 100% free to use – no ads, no bundled software and no crypto mining.
- Lightweight on CPU and RAM, so your games and streams keep running smoothly.
- Downloadable from trusted sources, including the official Skydimo website.
Every release is scanned by leading antivirus engines before being published.
Why we recommend Skydimo as your primary RGB controller
There are several RGB controller apps on the market. Many work well, but come with trade‑offs such as limited device support, aggressive upsells or confusing interfaces.
Skydimo offers a strong balance for most Windows users:
Wide device support
- Works with 1000+ devices and multiple brands.
- Frequent updates for new hardware.
Powerful, modern features
- Screen sync, music sync and AI lighting.
- Simple device‑wide control with solid colors and basic effects.
Safe and frustration‑free
- No ads, no bundled junk, no crypto mining.
- Clean UI that gets you from install to first effect in minutes.
| Feature | Skydimo | OpenRGB | SignalRGB |
|---|---|---|---|
| Price | Free | Free | Free + paid tiers |
| Ads / mining | No ads, no mining | None | Upsells in some flows |
| Screen sync | Excellent | Good | Good |
| Music sync | Excellent | Basic | Good |
| Brand support | Very broad | Broad | Broad |
| Official website | skydimo.com | openrgb.org | signalrgb.com |
This comparison is based on public information and typical usage. For the latest details, always check each project’s official website.
Some community feedback also mentions pay‑to‑access elements and upsells in SignalRGB’s interface; for example, see this Reddit discussion: reddit.com/r/SignalRGB – “What is up with all the pay‑to‑access stuff?” .
What users say
“Skydimo replaced three different vendor apps on my PC. It’s the only RGB controller I recommend to friends now.”
“Screen sync with movies looks amazing on my ultrawide monitor. Setup took less than five minutes.”
“I wanted something free, safe and not bloated with ads. Skydimo checks all the boxes.”
Frequently asked questions
- Is Skydimo really free to use?
- Yes. Skydimo is completely free to download and use. There are no ads, no subscriptions, and no bundled software.
- Can I control RGB devices from different brands with Skydimo?
- Yes. One of the main goals of Skydimo is to let you control RGB lighting from multiple brands in a single app, so you don’t have to juggle several vendor tools.
- Is the RGB controller safe for my PC?
- Skydimo is designed to be lightweight and safe. It does not include ads, crypto‑mining, or additional bundled software. Each release is checked before being published on the official website.
- Does the software collect any personal data from my PC?
- No. Skydimo does not actively collect, store or transmit any personal information from your computer. The software only reads hardware‑related data required to control your RGB devices (such as device IDs and lighting capabilities). No user identity, browsing data, files, applications or personal content are accessed or collected. Skydimo runs entirely on your machine and does not send usage data to external servers. Your lighting profiles and settings remain local to your PC at all times.
- Does it work with games and music?
- Yes. Skydimo includes both screen sync for games and movies, and music sync that reacts to the audio playing on your PC.
- Which systems are supported?
- Skydimo currently focuses on Windows PCs. You can download the latest Windows installer from the official website.
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Ready to upgrade your RGB lighting?
Free, ad‑free and works with 1000+ devices.
Download Skydimo for Windows (Secure, ad-free)Privacy & security
Skydimo is built to be safe and privacy‑respecting: no ads, no bundled software, no crypto‑mining, and no collection of personal data or usage telemetry. The app runs entirely on your PC, only reads the hardware information needed to control your RGB devices, and keeps all lighting profiles and settings stored locally on your machine.
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This site recommends Skydimo as our preferred RGB controller and may link to the official Skydimo website for downloads.