Nexus review
A no-cost RGB control app with mapped LEDs, sync effects, and game-linked lighting.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Nexus is a free, open-source application for controlling PC hardware and RGB lighting, aimed at people who want to coordinate effects across components, peripherals, and smart lights. It supports Windows, Apple Silicon macOS, and x86-64 Linux, with companion apps for iOS and Android. The product combines RGB control with hardware monitoring, fan and pump control, and remote controls, so it suits users looking for more than a standalone lighting-effects editor.
Lighting options cover shader-based animations, screen mirroring and ambient effects, audio-reactive effects, and game-linked lighting through Chroma, Alienware LightFX, and Logitech LED interfaces. Users can map individual device LEDs, create cross-device canvas effects, and save profiles that combine lighting with system configurations. Support spans RGB components such as motherboards, RAM, GPUs, fans, strips, and hubs, plus keyboards, mice, and smart lights. Listed integrations include OpenRGB, Philips Hue, and Govee alongside the game-lighting interfaces. This breadth is a fit for power users coordinating different device types; users seeking a focused controller for a single peripheral may find its broader control scope unnecessary.
The published Free plan includes RGB lighting effects and screen and audio sync, with no ads, paid tiers, or account requirement. There is no paid tier to add more functionality, which keeps the choice straightforward for users comfortable with the available controls. Nexus also runs locally, a relevant distinction for users who prefer local desktop software. Its range of hardware and platform support makes it worth considering for cross-platform setups, while buyers should check whether their particular devices and game-lighting interfaces are supported before choosing it. The listing identifies AI features, but does not describe their use, so they should not be a deciding factor based on the available product description.
Nexus pros and cons
- Where it wins
- Controls RGB components, peripherals, hubs, and smart lights
- Offers screen, audio, and game-linked lighting effects
- Runs on Windows, macOS, Linux, iOS, and Android
- Where it doesn't
- Hardware and lighting control are combined with system controls
- Game-linked lighting depends on supported interfaces
- Mobile apps complement a desktop-focused hardware-control app
Nexus fact sheet, pricing and score →
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update