YouTube Thumbnail Downloader/Grabber
To use this free YouTube thumbnail downloader, enter the address of the video you would like to grab from and hit "get thumbnails".
Max resolution (1080p or higher)
Standard quality (480p)
What is This Tool?
It is a simple way to grab the video thumbnails from any publically available YouTube video.
Youtube keeps 4 different copies of thumbnails, which differ in resolution. The sizes start at 360p and go up to 1080p and above depending on the max resolution of the original video.
How do I Download?
To save a thumbnail hover over one of the images on the page, right click and "save image as.."