For YouTube
Test your YouTube thumbnails before you publish
BrainBacked scores your YouTube thumbnails on attention, emotion, memorability, and engagement using neuroscience research from 350+ fMRI brain scans. Know which thumbnail wins before spending a single impression.
Test Your First Thumbnail FreeThe Problem
You spend hours designing thumbnails but have no way to know which one will perform best until after you publish. By then, the algorithm has already decided your video's fate.
The Solution
Upload your thumbnail variants to BrainBacked. Get brain-backed scores in seconds. Publish the winner with confidence.
Features
- Compare up to 10 thumbnails side by side
- Attention scoring based on visual salience research
- See which thumbnail stops the scroll
- Brain visualization showing exactly which regions activate
Use Cases
A/B test thumbnail variants before publishing
Optimize face placement and expression
Test text readability at thumbnail scale
Compare color palettes for maximum attention
Supported Content Types
ThumbnailsEnd screensChannel art