YouTube Thumbnail
Downloader
Download the thumbnail of any YouTube video in every available resolution, up to full HD. Paste the link and save it in one click.
How It Works
Paste the link
Copy any YouTube video link and paste it above.
Preview
See every available thumbnail resolution instantly.
Download
Click download on the resolution you need.
Download YouTube thumbnails in every available resolution with a single video URL. ConverterUp's YouTube thumbnail downloader is useful for content creators, journalists, and educators who need to reuse cover art for blog posts, podcast notes, video reactions, or TikTok and Reels edits. Paste the link, pick from Max Resolution (1280 × 720), Standard, High, Medium or Default versions, and save the JPG image directly to your device. The tool only requests YouTube's public thumbnail URLs, so no personal data, login, or API key is ever required to grab the image.
Available resolutions and YouTube's URL pattern
YouTube exposes every public thumbnail at predictable URLs based on the video ID. The pattern is https://img.youtube.com/vi/<ID>/<variant>.jpg. There is no auth, no API key, and no rate limit on these endpoints — they are designed to be embedded.
The variants, from largest to smallest: maxresdefault (1280 × 720), sddefault (640 × 480), hqdefault (480 × 360), mqdefault (320 × 180), and default (120 × 90). YouTube also generates auto-still frames at 1.jpg, 2.jpg, and 3.jpg — three frames sampled from the video, used as fallback thumbnails before the uploader picks a custom one.
Newer videos may also include WebP variants under vi_webp/ instead of vi/ for smaller file sizes. ConverterUp downloads the standard JPG versions from vi/, which every video has and every app can open.
maxresdefault is only generated when the uploader provides (or YouTube extracts) a source frame of at least 1280 × 720. For older videos, mobile uploads, and Shorts, maxresdefault may 404 — fall back to hqdefault.jpg, which is guaranteed to exist for every public video.
Fair use, attribution, and reuse rules
YouTube thumbnails are copyrighted by the uploader. The thumbnail is a creative work, just like the video itself. Downloading the image does not grant you a license to republish it as if it were your own.
Fair use (US) and equivalent fair-dealing doctrines (UK, Canada, Australia) generally permit reuse for commentary, criticism, news reporting, and education — for example, a blog post reviewing a video can show its thumbnail as context. The four fair-use factors (purpose, nature, amount, market effect) favor transformative, non-commercial commentary.
What is not fair use: using a popular video's thumbnail as the cover image of your own unrelated content, especially if it implies endorsement or association. Some creators issue DMCA takedowns for thumbnail reuse on competing channels — be careful with reaction videos and Shorts that copy thumbnails verbatim.
When in doubt, ask the creator for permission, attribute clearly (channel name + link), or use the thumbnail as part of an obvious quote rather than a standalone hero image.
Common gotchas: Shorts, private, age-restricted
Shorts use vertical 9:16 source frames, but YouTube still generates horizontal thumbnails by letterboxing or cropping. The maxresdefault.jpg for a Short is a 1280 × 720 image with the vertical content centered between black bars — not the vertical cover the Shorts app shows. There is currently no public endpoint for the vertical version.
Private and unlisted: private videos return 404 for every thumbnail variant. Unlisted videos behave like public ones for thumbnail URLs — anyone with the video ID can fetch them, which is sometimes a privacy surprise for uploaders.
Age-restricted videos sometimes block thumbnail access depending on YouTube's current policy. Region-locked videos still expose thumbnails globally because the CDN that serves img.youtube.com is not the same as the one serving the video stream. Deleted videos return 404 immediately; if you need the thumbnail of a removed video, only Wayback Machine snapshots can help.
Frequently asked questions
Which thumbnail resolutions are available?
Max Resolution (1280x720), Standard (640x480), High Quality (480x360), Medium Quality (320x180), and the default 120x90. Nothing larger exists — YouTube does not publish 4K thumbnails. Not every video has the Max Resolution version, especially older or low-resolution uploads; only the sizes that exist are shown.
Can I use these thumbnails in my own videos or articles?
Thumbnails are protected by copyright and belong to the original uploader. Use them under fair use rules for commentary, news, or reviews, or ask the creator for permission before reusing as your own cover.
Does this work for unlisted or private videos?
No. The downloader only fetches thumbnails that YouTube exposes publicly. Unlisted videos with a known URL usually still work, but private and age-restricted videos do not return a thumbnail.
Why is the thumbnail blurry?
If only the lower-resolution images appear, the uploader did not provide an HD thumbnail. Try the High Quality version (480x360), which is available for almost every video, or upscale the image with the image resizer.
Can I extract video IDs from a Shorts or playlist URL?
Yes for Shorts: the tool reads youtu.be/<id>, youtube.com/watch?v=<id> (including watch links that belong to a playlist), youtube.com/shorts/<id>, youtube.com/embed/<id> and youtube.com/v/<id>. Playlist-only links without a video ID are not supported — open the video and paste its link.
Why is the maxresdefault image returning a generic gray icon?
YouTube returns a small 120 × 90 placeholder image instead of a proper error when a size does not exist. ConverterUp checks each image's real dimensions and hides sizes that only return the placeholder, so the list you see contains only real thumbnails.