Built for YouTube creators who care about CTR.
CTRLab
Generate thumbnails that actually get clicks
Create high-performing thumbnail concepts, compare them, and pick the best one with AI.
How it works
1. Generate thumbnail concepts
Turn your video idea into several strategic directions.
2. Compare CTR scores
See how each variant stacks up before you design.
3. Pick the best variant
Move forward with the direction most likely to win clicks.
What you get
Multiple thumbnail concepts
Different strategies from one brief—not a single generic idea.
CTR score for each variant
Compare options with a clear score per concept.
AI recommendation (best variant)
A suggested top pick so you’re not guessing.
Stress test
What could fail—and how to improve before you ship.