JACo Watermark is a simple-to-use, handy and free application that allows you to easily create and apply a watermark to your pictures in order to protect them from unauthorized distribution. Different font, color, size and transparency texts or images can be added as a watermark. Batch processing is also provided.


  • easy to use interface;
  • preview for all images;
  • text and image as watermark;
  • batch image processing;
  • supported formats: BMP, GIF, JPG, JPEG, PNG, WBMP;
  • easy to change the font, size, style and color of the text watermark;
  • enable/disable the anti-aliasing for text watermark;
  • allow the change of the opacity level of the watermark (transparency);
  • adjustment for watermark position.

Released Version 0.2.0 ( July 4, 2011 )

  • Added the option to select the save format (JPG, PNG).
  • Added the option to select the compression level for JPG format.

Released Version 0.1.0 ( July 1, 2011 )

The version 0.1.0 ( aka beta 1 ) is released. This is the first public release, and is actually a beta version.

Release availability:

  • on download page;
  • project section Files ( on SourceForge.net ).