Resize to YouTube thumbnail size

Resize any image to 1280 × 720, the recommended YouTube thumbnail size, and keep it under the 2 MB limit.

YouTube recommends 1280 × 720 pixels (16:9) with a file under 2 MB. This preset does both at once.

How to use it

  1. Choose your image or drop it on the box (you can also paste from the clipboard).
  2. Adjust the settings if you need to. The tool resizes it straight away.
  3. Check the new size, then press Download.

Questions

What is the YouTube thumbnail size limit?

2 MB, in JPG, PNG or GIF, at least 640 px wide. 1280 × 720 is recommended.

Are my files uploaded to a server?

No. The tool runs entirely in your browser using JavaScript, so your files never leave your device. You can even disconnect from the internet after the page loads and it keeps working.

Is it free?

Yes, free with no sign-up, no watermark and no daily limit.

Guides

All guides
Image tools · 23 Oct 2026YouTube Thumbnail Size & Ratio: 1280x720, Shorts, MB LimitYouTube thumbnail size ratio is 16:9. Use 1280x720 or larger, JPG or PNG, under the 2 MB mobile limit. Plus Shorts thumbnails and how to change one.Image tools · 23 Oct 2026600 x 600 Photo Size: How to Make a 600x600 Photo (US Visa, DV)What a 600 x 600 photo is, how to make one on phone or PC, and the US visa and DV lottery rules: square JPEG, 2 x 2 inch, under 240 KB.Image tools · 23 Oct 2026AVIF vs WebP vs JPG: File Size, Support and When to Use EachAVIF vs WebP compared with JPG: file size, quality, browser support and encoding speed, plus which format to use for websites, forms and sharing.

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