imagetoolbox

Add space around an image

Grow the space around your image instead of cutting into it. Fill it with a colour, or leave it transparent.

  • Free
  • Runs on your device
  • No account
  • No limits

How to add space around an image

  1. Drop an image in the box above.
  2. Set how much space to add on each side, or hit the square button to pad it evenly.
  3. Pick a fill colour or keep it transparent, then download.

About extending the canvas here

This is the opposite of cropping. Your image is untouched and new space appears around it, which is exactly what you need when a site demands a square image or a print needs a margin.

Keep the fill transparent and download as PNG or WebP to leave the new space see-through.

Like everything on this site, this tool runs in your browser. Your image is never uploaded.

Common questions

Is the extend canvas tool free?

Yes, properly free. No paid tier, no trial, no watermark on the result and nothing to sign up for. Put as many files through it as you like, as often as you like.

Are my files uploaded to a server?

No. The extend canvas tool runs inside your browser, on your own machine, so your files never go anywhere. Big ones are fine too, up to whatever your browser can hold.

How do I add white space around a photo?

Set how much space you want on each side and pick white as the fill. The photo stays exactly as it is and the canvas grows around it, which is how you give a picture a margin for printing or framing. Leave the fill transparent instead and download as PNG if you want the space to stay clear.

How is this different from resizing?

Resizing changes the picture itself, making it larger or smaller. Extending the canvas leaves every pixel of the picture untouched and adds empty room around it, so the file gets bigger dimensions without anything being scaled or reinvented. Use it to reach a shape something demands, for example turning a wide photo into a square post.

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Free to use, with no account and no limits. Everything runs in your browser, and your files never leave your device.