QRix
Bring back crisp edges in soft or slightly blurred photos.
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Yes, completely free with no watermark and no signup.
No — processing runs on your device in the browser. Nothing is stored or sent anywhere.
JPG, PNG and WebP input; results download as high-quality PNG.
Yes — every AI tool works in modern mobile browsers.
It recovers soft focus and mild blur well; severely blurred photos have physical limits.
The Sharpen tool uses an unsharp-mask convolution that boosts real edges while avoiding halos and noise amplification. Use a light strength for portraits and a stronger setting for text, screenshots and product shots. Everything runs on your device — no upload, no quality caps.
It's free, private and works right in your browser — no signup, no watermark.