Dark Theme v3 is a free Chrome extension developed by Marco De la Cruz. It falls under the Personalization category and is optimized for 4K resolution. The extension is designed to provide a dark theme to the Chrome browser, which can help reduce eye strain and provide a more comfortable browsing experience in low-light environments.

The extension is easy to install and use, with a simple interface that allows users to toggle the dark theme on and off with a single click. The dark theme is applied to the entire browser, including tabs, menus, and settings. The extension is lightweight and does not significantly impact the performance of the browser.

Overall, Dark Theme v3 is a useful extension for users who prefer a dark theme on their Chrome browser. It is free, easy to use, and optimized for 4K resolution, making it a great option for those with high-resolution displays.