YouTube Monetization Checker is a Chrome add-on developed by sparco. As the name suggests, it allows users to easily check if a video on YouTube is monetized. The add-on provides a simple and convenient way to determine whether a video is generating revenue through advertisements.

With YouTube Monetization Checker, users can quickly verify the monetization status of a video. By looking at the additional button next to the "Subscribe" button, users can easily identify if the video is monetized or not. A green symbol indicates that the video is monetized, while a red symbol indicates that it is not.

This add-on is a useful tool for content creators, marketers, and anyone who wants to gather information about the monetization status of YouTube videos. It simplifies the process of checking if a video is generating revenue, saving users time and effort.

Please note that YouTube Monetization Checker is available for free on the Chrome platform and falls under the category of Browsers, specifically Add-ons & Tools.