YouTube Thumbnail Preview

YouTube Thumbnail Preview Tool
See how your YouTube thumbnail looks on Desktop, Mobile, and TV screens.
Paste full link or just the video ID
Thumbnail Resolution
Aspect ratio: —
Thumbnail URL
Desktop Home Feed 16:9
10:15
Mobile Feed Mobile
8:07
YouTube TV View TV
20:40
Click Show Preview to display your thumbnail.

What This YouTube Thumbnail Preview Tool Does

YouTube thumbnails appear differently across devices. A thumbnail that looks perfect on desktop may look cropped, zoomed, or unreadable on mobile and TV. This tool helps creators preview their thumbnail in all major device layouts — Desktop, Mobile, and TV — exactly how real viewers will see it.

Why Preview Your Thumbnail?

  • Mobile users may see tighter cropping
  • Text may become unreadable on phone screens
  • TV interface shows thumbnails much larger
  • Helps you optimize for higher CTR (Click-Through Rate)
  • Ensures your branding and face are clearly visible everywhere

How to Use the Tool

  • Paste your YouTube video URL or the 11-character video ID.
  • Select a resolution like Max, HQ, or Default.
  • Click Show Preview.
  • Scroll through the Desktop, Mobile, and TV previews.
  • Copy the direct thumbnail image URL for editing or downloading.

Which Thumbnails Work Best?

  • High contrast colors
  • Large readable text (max 3–5 words)
  • Clear focus on single subject
  • Face closeups with strong expression
  • Minimal clutter

This tool uses publicly available YouTube thumbnail URLs. It does not download or store any content. Please follow YouTube’s copyright and fair use guidelines.