Thumbnail.ai is a free AI tool that focuses on helping designers create eye-catching thumbnails for platforms like YouTube, Twitch, and Facebook.It offers a menu with various features such as a YouTube activity, YouTube maker, and thumbnail creation.

Users can create awesome thumbnails from scratch or use pre-existing templates to quickly generate engaging content.The tool allows users to add titles and choose backgrounds, and also provides the option to customize templates according to their preferences.

Once the thumbnail is ready, users can download it and expect a boost in click-through rates.It also offers an article thumbnail converter and provides options to choose different sizes and shapes for the thumbnails.