With this extension, you can suppress ads on the website, although the developer plans to reintroduce them in a more streamlined form. It also allows you to browse images by simply clicking on them, instead of relying on thumbnail arrows. You can navigate through images and videos using keyboard arrows or the J and K keys. Additionally, you can resize images to fit your screen and enlarge them with the "P" key.

Other features include the ability to like images with the "L" key, improving links in the forum and comments section, making them clickable and descriptive, and faster mute/unmute functionality for videos in the Gifník with the "M" key. Users can also choose to disable the sidebar for a cleaner look.

Furthermore, the extension utilizes certain browser functions to speed up image browsing, such as prefetching. It also includes minor UI enhancements and provides the option to download displayed images with the "S" key or view random images/videos/GIFs with the "R" key. There is even an option to automatically skip disliked images based on dislikes/likes.

Overall, Rouming.cz improve UI is a valuable Chrome extension for users who frequent Roumenův rouming, offering various enhancements to improve their browsing experience.