YTSeen is a free Chrome add-on developed by rahulnpadalkar. It falls under the category of Browsers and the subcategory of Add-ons & Tools.

YTSeen provides a convenient way to search through all the videos you have watched on Youtube. With this add-on, you no longer have to manually scroll through your Youtube history to find a particular video. YTSeen allows you to search for videos based on keywords, making it easier to locate specific content.

The add-on seamlessly integrates with Chrome, providing a user-friendly interface for searching and accessing your watched videos. It is a useful tool for those who frequently use Youtube and want to quickly find videos they have previously viewed.

Overall, YTSeen is a handy Chrome add-on that simplifies the process of searching for videos in your Youtube history. It saves time and effort by allowing you to search through your watched videos with ease.