What is YouTube Thumbnail Viewer?
YouTube Thumbnail Viewer lets you view and download video thumbnails in all available sizes. YouTube stores multiple thumbnail versions for each video - from small 120×90 default thumbnails to full HD 1280×720 maximum resolution images. This tool extracts all available sizes for any public YouTube video.
How to Download YouTube Thumbnails
Paste any YouTube video URL or video ID into the search box. The tool instantly retrieves all available thumbnail sizes from YouTube's image servers. Click individual download buttons for specific sizes, or use "Download All" to save every available thumbnail. Thumbnails are saved as high-quality JPG images.
YouTube Thumbnail Sizes Explained
Default (120×90) is used in suggested video lists. Medium Quality (320×180) appears in search results. High Quality (480×360) shows on channel pages. Standard Definition (640×480) is used for embedded players. Maximum Resolution (1280×720) is the full HD thumbnail used on video pages. Not all videos have maxres thumbnails available.
When to Use Thumbnail Downloader
Download thumbnails for creating video compilations, presentations, or educational materials. Save thumbnails as references for your own video designs. Archive thumbnails from your favorite content. Use high-resolution thumbnails for blog posts or social media sharing. Perfect for content creators analyzing successful thumbnail designs.
Thumbnail Availability
All public YouTube videos have default, medium, and high quality thumbnails. Standard definition and maximum resolution thumbnails depend on the original video quality and upload settings. If a size shows as unavailable, the video doesn't have that thumbnail version. Custom thumbnails uploaded by creators are available in all sizes.