Round Corners

Add smooth rounded corners and optional colored border to any image.

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Click or drag image here

JPG, PNG, WebP supported · Max recommended 25MB

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About this tool

Add smooth rounded corners to any photo online for free with ResizerPhoto. Rounded corner images look modern and polished — perfect for app icons, profile pictures, website thumbnails and presentation slides.

Key features

Adjustable corner radius
Optional colored border
Outputs PNG with transparent corners
Works with JPG, PNG and WebP input
Browser-based — no server upload
Free with no limits

Common uses

Add rounded corners to app icon designs
Create rounded profile picture frames
Prepare rounded images for presentations
Add modern rounded look to product photos
Create rounded thumbnail images for websites

Frequently asked questions

What format does rounded corners output in?

PNG with transparent corners, so the rounded shape displays correctly on any background.

Can I control how round the corners are?

Yes. Use the radius slider — a small value gives a subtle rounding and a large value creates a more circular look.

Can I add a border along with rounded corners?

Yes. Our tool lets you add a colored border that follows the rounded shape.

Will the rounded corners show on all backgrounds?

Since the output is a PNG with transparent corners, the rounded edges will blend naturally on any background color.

Can I make a completely circular image with this tool?

For a perfect circle, use our Circle Crop tool. Round Corners creates rounded rectangles with adjustable radius.