Download of Neat Video OpenFX 4.1 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This software for Mac OS X was originally created by Absoft. The application belongs to Audio & Video Tools. 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.
From the developer:
Neat Video OFX is a video noise-reduction plug-in designed to reduce noise and grain in digital video sequences produced by digital video cameras, camcorders, TV-tuners, digitizers of film, or analog video.
You may want to check out more software for Mac, such as Neat Video OpenFX, Flip Video Converter or Video Desktop Lite, which might be related to Neat Video OpenFX.