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Aldin Kozicaleft a comment
Hey Product Hunt! I built YouThumb because I kept seeing creators (including myself) publish thumbnails without really knowing how they'd look in the feed and did not perform good atall. The thing is, a thumbnail doesn't exist in isolation. It lives next to other videos competing for the same click. So I built a Chrome extension that lets you see exactly that, before you publish. Real YouTube...
YouTube Thumbnail Tester & PreviewerTest your youtube thumbnail before it costs you clicks
Most YouTube creators publish thumbnails and hope for the best. YouThumb lets you preview your thumbnail inside the real YouTube feed/search surrounded by actual competitor videos, before you hit publish.
See exactly what viewers see. Test blur, grayscale, mobile vs desktop. Run an AI scan that ranks your thumbnail against 5 real competitors and tells you what to fix.
Free to use — includes 100 free AI scan tokens on sign-up. No YouTube account needed. Works directly inside YouTube.
YouTube Thumbnail Tester & PreviewerTest your youtube thumbnail before it costs you clicks