REAL-TIME FEED SIMULATOR & CTR AUDIT
YouTube Thumbnail Previewer & CTR Tester
Test how your thumbnail looks on real YouTube Mobile (Dark/Light), Desktop Feed, and next to viral competitors before you press publish.
Upload or Paste Thumbnail
66/100 chars
Test with popular high-CTR presets:
Predicted CTR Audit95% RATING
Mobile Legibility PASS (High Contrast)
Title Length (5-12 words)Optimal Length
Psychological Hook TokenNumbers / Proof Detected
💡 Pro CTR Tip: Keep the bottom-right 20% corner free of critical text or faces — YouTube's video duration badge (e.g. 14:22) overlaps there on mobile!
9:41
5G100%
14:28P
How To Get Monetized on YouTube in 2026 (The Secret 60-Day Sprint)
PromptLagao Official·125K views·3 days ago
18:05Why 99% Of People Will Remain Poor (The Hard Truth)
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