FrameToCover Free thumbnail tools

Thumbnail resizer

Crop an image to 16:9 and download it in the size you choose.

Choose a JPG, PNG or WebP to get started.

Choose an image

Output dimensionsOutput formatHorizontal crop positionVertical crop position

Your image stays in this browser.

Thumbnail size checker Check dimensions, format, aspect ratio and upload size for YouTube video thumbnails.
Thumbnail compressor Keep the original dimensions and export a JPG below your chosen file size.