VolumeController is a Chrome extension developed by lowbyte1024. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. As the name suggests, this extension allows users to control the volume of mainstream playback sites.

With VolumeController, users can easily adjust the volume of both video and audio playback on various websites. The extension provides a two-way setting synchronization, ensuring that volume adjustments are applied consistently across different sites. This feature makes it easier for users to have more control over their volume settings while browsing the web.

Whether you're watching a video or listening to music, VolumeController offers a convenient way to manage the volume without having to navigate through complex settings. It is a free extension available for Chrome users, providing a simple and accessible solution for controlling the volume of playback sites.