Choose the available original
We check the thumbnail sizes YouTube actually serves. A missing high-resolution image is not enlarged and labelled HD.
CREATOR QUICK TOOLS
Paste a YouTube video or Shorts link. Preview available thumbnail sizes, download the original image, or open it in Studio.
Or upload any thumbnail image to open it in Studio.
We check the thumbnail sizes YouTube actually serves. A missing high-resolution image is not enlarged and labelled HD.
Send a chosen image into Studio as an image layer. Add text and shapes, replace the image, adjust colours and save an editable project.
The video ID is sent to our server to fetch its public thumbnail from YouTube. Local image uploads stay on your device.
Sizes and YouTube upload guidance checked 18 October 2026. Official YouTube thumbnail guidance.