Capabilities
Features of Thumbnail Text Legibility Checker For YouTube Creators
Every feature here exists because someone using this every day asked for it.
Mobile device preview at three screen sizes
Engineered to be the fastest path between intent and result.
OCR-extracted text with contrast-ratio scoring
Polished in the small details people only notice when they're missing.
Deterministic legibility score (no daily drift)
Built so the boring parts get out of your way.
5 specific fixes: font size, color choice, white-space
Designed so you can use it without thinking about it.
No paywall rewriter — all findings in free scan
Engineered to be the fastest path between intent and result.
Try it now
Open the tool in your browser. No install, no card on file until you actually upgrade.
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