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ThumbForge AI

YouTube Thumbnail Intelligence

Design thumbnails that get clicked

Upload reference images, share competitor links, and get expert analysis on composition, color theory, typography, and click-through psychology.

Deep image analysis Web search Link previews Sketch generation File analysis

Hi! I'm your YouTube thumbnail consultant. Drop in reference images, paste a YouTube link, or describe your video and I'll analyze composition, color, typography, and CTR potential — plus sketch concepts for you.

Analyze this MrBeast thumbnail

thumb-001.jpg · 1.2 MB

Composition · 9/10

Rule-of-thirds: subject's eyes on the upper-right power point. Face occupies 38% of frame — ideal for thumbnail visibility on mobile.

Color · 8/10

High-saturation red background contrasts with the cyan shirt — complementary palette with +2.4× click lift on similar niches.

Expression · 10/10

Wide eyes + open mouth triggers the "surprise" response. Estimated CTR: 12-15%.

🔍 Web search 🖼️ Image browser ✏️ Generate sketch
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Forensic image analysis

Detects faces, expressions, color theory violations, text legibility, contrast, and CTR-killers down to the pixel.

Smart link previews

Paste a YouTube URL — I open it, fetch the thumbnail, and benchmark it against your concept in real time.

Sketch concepts

Ask for a layout and I render 3 wireframe compositions — block placements, focal points, and text zones.