CtrlBright · Virtual Brightness Control

Control the brightness of your screen with a simple click. Adjust the virtual brightness to suit your needs.

CtrlBright is a lightweight and easy-to-use brightness control extension that lets you instantly adjust webpage brightness using customizable keyboard shortcuts. Whether you're browsing the web, watching videos, working on online documents, reading articles, programming, studying online, attending meetings, or working late at night, CtrlBright helps reduce eye strain and improve viewing comfort with smooth, real-time brightness adjustment. Unlike many screen dimmer and brightness control tools, CtrlBright works directly on webpages and provides a fast, responsive, and distraction-free experience without interrupting your workflow. ------------------------------------------------------------------------------------------------------------------------------------------------------------- 🆕 What's New ✔ Added a dedicated Help & Guide section for easier setup and troubleshooting. ✔ Added a Reset to Default Settings button to quickly restore the recommended CtrlBright configuration. ✔ Improved brightness loading performance for a smoother browsing experience. ✔ Fixed brightness flickering that could occur while webpages were loading. ✔ Brightness settings are now applied earlier using optimized content scripts, ensuring consistent brightness levels across websites. ✔ General performance improvements and stability enhancements. ------------------------------------------------------------------------------------------------------------------------------------------------------------- ✨ Key Features • Instant webpage brightness control • Screen dimmer and brightness adjustment overlay • Keyboard shortcut support for quick access • Reset to Default Settings option • Smooth and responsive brightness transitions • Lightweight design with minimal resource usage • Built-in Help & Guide section • Works across most websites and web applications • Clean, simple, and user-friendly interface • Fast startup and improved brightness synchronization • Easy setup with minimal configuration ------------------------------------------------------------------------------------------------------------------------------------------------------------- ⌨ Default Keyboard Shortcuts • Ctrl + Arrow Up → Increase Brightness • Ctrl + Arrow Down → Decrease Brightness • Alt + Q → Toggle Brightness Overlay ------------------------------------------------------------------------------------------------------------------------------------------------------------- 💡 Perfect For • Night browsing • Reading articles, blogs, and documentation • Watching videos and streaming content • Software development and coding • Online learning and studying • Productivity and office work • Dark rooms and low-light environments • Reducing eye fatigue during extended screen time ------------------------------------------------------------------------------------------------------------------------------------------------------------- 🔍 Why Choose CtrlBright? CtrlBright provides a simple way to control webpage brightness without installing heavy desktop software. Quickly dim bright websites, improve screen visibility, and create a more comfortable viewing experience while browsing. Whether you need a screen dimmer, webpage brightness controller, brightness adjustment tool, eye strain reduction solution, night browsing companion, reading enhancement tool, or a keyboard-controlled brightness overlay, CtrlBright delivers a fast, reliable, and efficient experience. ------------------------------------------------------------------------------------------------------------------------------------------------------------- CtrlBright is designed for users who want a clean, fast, reliable, and efficient way to adjust webpage brightness, reduce eye strain, and improve visual comfort during everyday browsing.