MrAliasPro 1.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The common filename for the application's installer is MrAliasPro_Mac_Standalone.zip.
The following version: 2.4 is the most frequently downloaded one by the program users. The program lies within Audio & Video Tools, more precisely Music Production. This free Mac application was originally designed by Thepiz. The unique ID for this app's bundle is org.thepiz.MrAliasProStandalone. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
Mr. Alias Pro is a fully professional software synthesizer which exploits the properties of digital audio to achieve extremely bad sounds. It is an essential instrument for the digital purist, building on Mr. Alias 2 and adding some professional features.
Mr. Alias Pro is available as a 32-bit VST plugin for Windows, Mac OS X, and Linux, and as an Audio Unit for Mac OS X.
You may want to check out more Mac applications, such as SongScreen Liquid, which might be related to MrAliasPro.