THUMBNAIL PREVIEW
YouTube Thumbnail Preview
See every available thumbnail size for a YouTube video side by side. Preview before you save.
See all thumbnail sizes rendered at full quality before downloading.
HOW IT WORKS
Preview thumbnails in 3 steps
Copy the video link
Open the video on YouTube and copy the URL from your browser's address bar.
Paste and preview
Paste the link above and click "Preview thumbnails". All sizes render at full quality.
Pick and download
Compare the sizes side by side and click Download on the one you want.
SIDE BY SIDE
Compare before you download
Every thumbnail size rendered at its native resolution so you can pick the best one.
Full preview at native resolution
Each thumbnail is displayed at its actual size — no upscaling, no guessing.
All 5 YouTube sizes
Maxres, Standard, High Quality, Medium and Default — all shown in one view.
One-click download
Like what you see? Click Download on any thumbnail to save it instantly.
No watermarks
You get the original YouTube thumbnail, unaltered and clean.
FAQ
Preview questions, answered
How does the thumbnail preview work?
Paste a YouTube video URL and we render all available thumbnail sizes side by side at their native resolution. You can compare quality before downloading.
Why preview before downloading?
Not all videos have every thumbnail size. Previewing lets you see exactly what is available and pick the best quality before saving.
Can I preview Shorts thumbnails?
Yes. Paste any Shorts link and all available thumbnail sizes appear for comparison.
Is the preview tool free?
Yes. Completely free, no sign-up, no limits.
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