Topaz DeNoise is image noise reduction plug-in uses new IntelliNoise technology to optimally remove noise and recover image detail. Topaz DeNoise puts unrivaled noise reduction quality at your fingertips. Whether you're shooting in low light, fast speeds, or other noisy conditions, DeNoise gives you the peace of mind to know that you'll end up with a clean, clear, and noise-free result. Other noise reduction methods utilize a range of subtle blurring techniques that often removes detail as well as noise. Topaz DeNoise 4 is the only software of its kind that is able to recover crisp detail while simultaneously removing up to four stops of noise with the utmost quality.

- Optimally remove noise and recover detail in your photos.
- Use IntelliNoise, the only noise reduction technology capable of preserving image detail while removing noise.
- Shoot faster, darker, and clearer by up to four stops. (Denoise 4 makes ISO1600 look identical to ISO100.)
- Enjoy perks like LR/Aperture support, presets, and more.

New DeNoise V4 Features:
- New user interface. Includes the ability to easily expand and collapse side panels and parameter tabs for an adjustable workspace.
- New presets layout. The new preset format features a preset information box.
- Quick slider reset allows you to double-click on the slider name to easily reset default slider values.
- Larger image abilities. Significant stability increase for processing large images.
- Simplified slider controls for a more simplified workflow.
- Boost in processing speeds.
- Auto-detect button. Automatically sets the optimal noise suppression for your image.

Additional program highlights include:
- Realtime interface and preset thumbnails that offer previews of each presets' effect on the image are displayed in the Preview finder.
- Shortcut keys: For example, use the spacebar to switch between the original and the processed images, the + and - keys to zoom in/out of the preview, and the arrow keys to change parameters values.
- More features. For example, you can create and save your own presets and include camera profile information, auto-detect, etc.
- Support Presets: which provide one-click action for some common tasks.

Topaz DeNoise is a Photoshop plug-in, not a stand alone program, which means that you are not able to run it directly. To use Topaz DeNoise, open up an image in Photoshop (or your other compatible image-editing software). Topaz DeNoise will be located in the "Filters -> Topaz Labs" menu. (You will need to open or create a new image in order to access the filters menu).

Topaz DeNoise compatible:
- Adobe Photoshop 7 through CS5
- Adobe Photoshop Elements 1-8
- another editor that supports Photoshop plug-ins. These include Irfanview, PaintShop Pro, etc.

System Requirements (Windows):
- Windows XP, Vista, or 7 (32-bit and 64-bit)
- 1GB RAM, preferably more