Name: Topaz DeJPEG
Mac Platform: Intel
OS Version: OS X 10.8 or later
Other Requirements: Adobe Photoshop CS3 or CS4, Adobe Photoshop Elements 6 or 7.
Web Site: https://www.topazlabs.com/
Topaz DeJPEG is the best way to enhance JPEG picture quality by eliminating JPEG artifacts, fuzziness, and image blur. The intuitive but powerful tools in Topaz DeJPEG ensures that each JPEG image looks as good as it can possibly be.
Professional wedding photographers use DeJPEG to ensure their large batch of high-quality JPEGs look as good as if they shot it in RAW.
Designers who work with web images find DeJPEG invaluable for rescuing otherwise unuseable pieces of stock photography.
Point and shoot and camera phone users take advantage of DeJPEG's extensive artifact reduction capabilities to enhance the quality of their snapshots.
Any photographer who makes use of JPEG images find DeJPEG highly useful to restore image integrity otherwise lost by JPEG compression.
JPEG Artifacts vs. Image Noise - JPEG artifacts are different than regular ISO noise because they are caused by different processes involved with generating an image. A noise reduction tool therefore would not be effective at removing JPEG artifacts without heavy loss of detail.
On the other hand, while Topaz DeJPEG offers some noise suppression features, they are not as powerful as the specialized functionality available in Topaz DeNoise.
An image that has strong JPEG artifacting will have the best results with Topaz DeJPEG, while an image with regular ISO noise experiences the best results with Topaz DeNoise.