Viral Thumbnail A/B Tester

Upload two thumbnails and get analysis on which one will perform better. Make data-driven thumbnail decisions!

Thumbnail A

Click to upload

Thumbnail B

Click to upload

Features

  • Side-by-side comparison
  • 6 analysis criteria
  • Performance prediction
  • Actionable tips
  • Mobile preview

How to Use

  1. 1
    Upload Thumbnail A
  2. 2
    Upload Thumbnail B
  3. 3
    Run analysis
  4. 4
    Pick the winner

Frequently Asked Questions

Is this AI-powered?

This uses heuristic analysis based on thumbnail best practices. Real results depend on many factors!

What makes a good thumbnail?

Expressive faces, 3 or fewer words, bright colors, curiosity gap, and mobile-friendly design.