Retouch and smooth skin instantly using ON1 Photo RAW. Quickly remove any blemishes or dry areas from skin using your Retouch Brush and Clone Stamp Tool. Once you’ve retouched your portrait, take your photo into Effects to apply skin smoothing filters. To smooth skin add Skin Retouching onto your portrait. Skin Retouching gives you all of the controls needed to smooth skin. You can also use a Blur filter to smooth areas of skin on your model as long as you keep it at a very low blur level.