← Image Resizer
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Resize Image for a YouTube Thumbnail

Exact 1280×720 (16:9)

Resize any image to YouTube's recommended thumbnail size — 1280×720 (16:9) — in your browser. Drop it in, it's cropped to 16:9 and exported at the exact size YouTube wants, nothing uploaded.

Nothing uploaded

Your image is resized right in your browser — it never leaves your device, and nothing is stored. Total privacy.

Exact 1280×720

YouTube's recommended thumbnail is 1280×720 (16:9), under 2 MB. Export it perfectly so it stays crisp on every device.

Free, no signup

No account, no watermark, no paywall, no limits. Resize as many images as you like.

How to do it

  1. 1Drop your image into the resizer.
  2. 2It's set to 1280×720 (16:9).
  3. 3Download the thumbnail and upload it in YouTube Studio.

FAQ

What size is a YouTube thumbnail?

1280×720 pixels (16:9 aspect ratio), ideally under 2 MB, as JPG, PNG or WebP. This tool exports exactly that.

My thumbnail looks soft — why?

It was probably uploaded at the wrong size and re-scaled. Export at 1280×720 here first for a sharp result.

Is the image uploaded anywhere?

No — it's all done in your browser, nothing leaves your device.

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All free, no signup, nothing uploaded. Open the full image resizer →