What is Resize images for YouTube?
TL;DR: Shrink44 resizes images to YouTube's ideal dimensions (1280×720 thumbnails at 16:9) in your browser, so your uploads stay sharp and correctly framed.
YouTube downscales and crops images that don't match its preferred sizes. Pre-sizing to the recommended 1280×720 thumbnails at 16:9 keeps your images crisp and framed how you intend.
Shrink44 lets you enter exact dimensions or pick from built-in presets, with contain / cover / stretch fit modes — all locally, no uploads.