YouTube Thumbnail
Downloader
Download YouTube video thumbnails in all available resolutions. Paste a URL and grab any size you need, instantly.
How It Works
Paste URL
Copy any YouTube video link and paste it above.
Preview
See all available thumbnail resolutions instantly.
Download
Click the download button for any 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 HD, SD, HQ, or MQ versions, and save the JPG image directly to your device. The tool only requests YouTube's public thumbnail URL, 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 include WebP variants under vi_webp/ instead of vi/ for smaller file sizes. ConverterUp checks both paths and returns whichever exists at the highest available resolution.
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.
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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.
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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.
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Frequently asked questions
Which thumbnail resolutions are available?
HD (1280x720), SD (640x480), HQ (480x360), MQ (320x180), and the default 120x90. Not every video has the HD version, especially older or low-resolution uploads, in which case the next best size is offered.
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 HQ 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. The tool parses every YouTube URL format: <code>youtu.be/<id></code>, <code>youtube.com/watch?v=<id></code>, <code>youtube.com/shorts/<id></code>, <code>youtube.com/embed/<id></code>, and playlist URLs (the active video ID is used). Just paste any URL — manual ID extraction is not required.
Why is the maxresdefault image returning a generic gray icon?
YouTube returns a 120 × 90 placeholder image (the 'YouTube thumbnail not available' graphic) when a variant does not exist, instead of a proper 404. ConverterUp detects this by checking the response dimensions and falls back to <code>hqdefault.jpg</code>, which is reliable across every video.
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