Aldin Kozica

Stop guessing if your thumbnail works. A "good" design in your editor often fails in the crowded YouTube feed. This suite allows you to simulate the real viewer experience, giving you the power to test and compare your visuals against the top-performing videos in your niche.

https://chromewebstore.google.com/detail/youthumb-tester/jkeenlkhgffffnmbpeniapfnehkpiphd