Questions, bug reports, and corrections are all welcome.
This address forwards to the person who runs the site. Please include the browser and operating system you were using if you are reporting something that did not work.
If the cleaned image still shows a ghost of the sparkle, or a dark halo appears where it used to be, that is useful to know. Mention the image dimensions and whether the watermark was the large or small variant, and attach the original if you can.