Upload any thumbnail and get an instant AI-powered score with actionable feedback on composition, text readability, color contrast, emotional impact, and CTR prediction.
Drag & drop your thumbnail or paste a YouTube URL. We support all common image formats.
Our vision AI scores your thumbnail across 5 key dimensions that drive clicks and engagement.
Get specific, actionable suggestions to boost your thumbnail's performance before you publish.
Every thumbnail is scored across five critical dimensions
Layout, rule of thirds, visual hierarchy
Font size, contrast, mobile legibility
Vibrancy, palette harmony, standout factor
Facial expressions, curiosity gap, intrigue
Overall click-through rate potential
Stop relying on gut feeling. Get objective, AI-powered scoring across 5 dimensions that actually drive clicks.
Most viewers see thumbnails on phones. We check text readability and visual impact at mobile sizes.
Score your thumbnail before uploading. Iterate on the design, not on failed videos.
Start free. Buy credits when you need more — no subscription required.
Score before you publish. It's free.
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