Helicon Filter features:

File management:

  • 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.

Brightness:

  • Gradient haze compensation
  • 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
  • Proportional selection (e.g. 2:3, 3:4, user defined)
  • Batch crop/resize

Frames:

  • Blurred or black&white image as a frame texture
  • Overlay frames
  • 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:

  • Multiprocessor support
  • Batch processing
  • User settings support
  • 16 bit precision image processing