The 2.0.3 version of HyperDither for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The following version: 1.3 is the most frequently downloaded one by the program users.
Commonly, this application's installer has the following filename: hyperdither_1_3_os_x.zip. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This free software for Mac OS X is an intellectual property of Tinrocket. The software is categorized as Design & Photo Tools.
From the developer:
HyperDither is an OS X image processing utility that converts color or grayscale images to 1 bit black & white using a sophisticated dithering routine. Specifically, HyperDither implements the "Atkinson" dithering filter.
You may want to check out more software for Mac, such as Corel Painter Sketch Pad, ImageBuddy or Downsize, which might be related to HyperDither.