Comment Guard is a free Chrome add-on designed to improve the management of YouTube comments by filtering unwanted content. This tool provides an array of features, including keyword filtering, nickname blocking, and bot detection, ensuring that your comment section remains clean and relevant. Additionally, it supports Korean Chosung search, allowing users to filter comments using Korean consonants, making it versatile for a wider audience.

The add-on includes built-in presets for various types of unwanted comments, such as gambling, spam, or self-promotion, and offers block statistics to keep track of filtered comments. Users can also expand filtered comments for a quick view and enjoy features like pinned comment protection and dark mode support. With a strong emphasis on privacy, Comment Guard does not collect any data, and all settings are stored locally in the browser.