Helicon Filter features:
File management:
* Voice comments and video playback
* Support for all popular file types including all RAW
* Fast folder browser
* Lossless rotate, copy, delete, move operations
* Template-based rename
* Full EXIF and IPTC information
* Support of color profiles

Noise reduction:
* Noise level auto detection
* Selective noise reduction in highlights and shadows, in defined hue, in color range.
* Dead pixels filter (v.4.50+)
* Dust sensor filter (v.4.50+)

Brightness:
* Gradient haze compensation (v.4.50+)
* Brightness equalizer/curve
* Brightness in Highlights, Shadows
* Contrast, Gamma, Exposure
* Local contrast
* Levels (black point, white point)

Colors:
* One-click White Balance tool
* Color map and RGB sliders for manual WB
* Memory colors list (several skin types, green, sky, etc.)
* Saturation for bright and dull colors
* Equalizer for selective saturation
* Spectral sensitivity controls
* Black&White conversion
* Exposure warnings

Aberration:
* Reduction of chromatic aberration on high contrast areas (e.g. sun behind the tree)

Sharpening:
* Fine details extraction
* Edge sharpening
* Threshold to keep noise from sharpening
* White halo control
* Equalizer to sharpen only selected color ranges.

Distortions:
* Vignetting correction
* Barrel/pincushion correction
* Perspective correction
* Rotation, squeezing, stretching
* Skewing, bending

Crop/Resize:
* Presets for popular paper sizes, monitor resolutions, mobile phones
* Proportional selection (e.g. 2:3, 3:4, user defined)
* Batch crop/resize

Frames:
* Blurred or black&white image as a frame texture
* Color picker to choose frame color

Text:
* Placeholders for EXIF data (date, ISO, aperture, etc).
* Several text styles including embossed, shadowed, semi-transparent, inverted text

Retouching:
* 'Delete scratches' brush to remove scratches, wires, pimples on the face, etc.
* 'Clone' brush
* 'Change brightness' brush to make some areas darker or brighter
* 'Change color' brush to paint with color or to change the hue keeping the brightness the same
* 'Change saturation' brush
* 'Blur/sharpen' brush
* 'Reduce noise' brush
* 'Fix red eye' brush
* 'Distort' brush to fix protruding ears and similar problems
* 'Erase changes' brush to delete effect of the brushes and/or filters
* All brushes can be edge-sensitive
* Undo/redo is available

Save:
* Image can be saved to disk, emailed, printed
* Save dialog shows file size for give JPEG quality
* JPEG, JPEG2000, TIFF (24 bit, 48 bit, lzw compression), PNG, PSD, BMP formats
are supported

Advanced features:
* Creation of high dynamic range images
* Multiprocessor support
* Batch processing
* Support of external plug-ins
* User settings support
* 16 bit precision image processing