Downloading 3ivx D4 4.5 for Mac from our website was free. The software is categorized as Audio & Video Tools.
From the developer:
3ivx D4 4.5.1, based on the latest MPEG-4 specifications, is the most advanced MPEG-4 video compression technology for Mac OS and Windows. The D4 4.5.1 release delivers high quality encoding and decoding facilities inside all QuickTime compatible applications.
You may want to check out more software for Mac, such as XviD4PSP, Dice Roll or Dive Log DT, which might be related to 3ivx D4.
Codecs
Network Tools