tooldi

Complete any ratio with AI image expand

AI generates the missing background naturally to complete your image at the ratio you want.

AI-expanded imageOriginal image before expansion
Original
Examples

Pick an example image and press the button to see the margins fill in.

AI fills it in naturally

Expand to any ratio

Naturally expand your image to ratios like 1:1, 4:3, 3:4, 16:9, and 9:16.

Auto-generated backgrounds

AI reads the photo's colors and patterns to fill missing areas seamlessly.

Original quality intact

The original stays untouched; only the outer area is newly drawn, staying sharp.

Before and after expanding

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OriginalExpanded
AfterBefore
OriginalExpanded
AfterBefore
OriginalExpanded

How image expand works

STEP 1
Upload an image

Try it for images like these

Expand cropped photos naturally

Expand cropped photos naturally

Make designs that need whitespace

Make designs that need whitespace

Change aspect ratios

Change aspect ratios

Fill cropped backgrounds naturally

Fill cropped backgrounds naturally

Questions about tooldi AI

We support ratios like 1:1, 4:3, 3:4, 16:9, and 9:16 — easily resize for social posts, YouTube thumbnails, blog images, and more.
Yes. The original image stays intact and AI generates only the missing areas, keeping the original sharpness for a natural result.
People, landscapes, and product shots all work; images with simple backgrounds like sky or walls give the most natural results.

Start AI image expand now

AI fills the empty margins naturally to build an image at the ratio you want.