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YouTube Thumbnail Preview.

See how your thumbnail looks before you publish.

  • Input: YouTube video URL or ID
  • Result: Available thumbnail images
  • Image source: YouTube image service

Paste a YouTube link

Thumbnail images are loaded from YouTube’s image service.

Thumbnail previews

Your thumbnail sizes will show here.

Compare thumbnails

Images stay in your browser. JPG, PNG or WebP, up to 10 MB, minimum 320 × 180. This is a visual comparison, not a CTR prediction.

A

Choose an image above or upload a candidate.

B

Choose an image above or upload a candidate.

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Will your thumbnail stand out on YouTube?

Use vidIQ to generate thumbnail concepts with AI, compare them beside competing videos in search, and improve the title viewers see with them.

  • Generate thumbnail concepts with AI
  • Compare thumbnails in search
  • Strengthen the title and thumbnail
Improve my thumbnail

Affiliate disclosure

About this tool

What YouTube Thumbnail Preview does

Preview available thumbnail images for a YouTube video before publishing or sharing it. Enter a video link or ID to inspect the image sizes returned by YouTube.

  • Compare image sizesView available high-resolution, standard, and smaller thumbnail variants.
  • Inspect before publishingOpen a thumbnail at its natural size to check how it looks.
  • No video downloadThe tool displays thumbnail images; it does not download video or audio.

Quick guide

How to use YouTube Thumbnail Preview

  1. 1

    Enter a video

    Paste a YouTube video URL or its 11-character ID.

  2. 2

    Preview the images

    Choose Preview thumbnails to load the available image sizes.

  3. 3

    Inspect a size

    Open a version in a new tab to view or save the image.

FAQ

Frequently asked questions

Does this tool download the video?

No. It only displays thumbnail images served by YouTube and does not download video or audio.