Free tool

YouTube thumbnail size

1280 × 720, 16:9, under 2MB. Drop an image below to get one back at exactly that — and at every other size you post to.

Crop for

Drag the image to reposition it, or use the arrow keys. Saved as JPEG at full target resolution.

What the platform wants

Dimensions
1280 × 720
Aspect ratio
16:9
Minimum width
640
Maximum file size
2.0 MB
Formats
JPG, PNG, GIF, WEBP

Minimum 640 wide. Below that the upload is rejected.

Questions people actually ask

Then post it

Once the thumbnail is the right size, your assistant can post it everywhere

Say what to post and when — it goes out on time to every account, without you opening a tab.

Paste this into your client

{ "mcpServers": { "viewprinter": { "type": "http", "url": "https://viewprinter.tech/api/mcp" } } }