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Sharpen blurry photos with adjustable unsharp mask.
Sharpening uses a 3×3 unsharp mask convolution. Higher amounts increase contrast at edges but can produce halos and noise.
Sharpen blurry photos with a 3×3 unsharp mask convolution. Tune amount and radius with sliders, see live before/after split-view, and download the result. Useful for screenshots, scanned documents, and slightly soft photos. Runs entirely in your browser.
Easily sharpen blurry photos and improve image clarity using an adjustable unsharp mask convolution tool in your browser.
Upload your blurry photo
Select the image file you wish to enhance from your device to load it into the browser-based editor.
Adjust the sharpening amount
Use the slider to tune the intensity of the 3×3 unsharp mask convolution for optimal clarity.
Set the sharpening radius
Fine-tune the radius slider to control the width of the sharpening effect around the edges of your photo.
Compare results in split-view
Use the live before and after split-view toggle to verify the improvements before finalizing your changes.
Download your sharpened image
Once satisfied with the results, click the download button to save the processed image to your device.
Estimated time: PT1M
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