Rationale 0.2.2 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.
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. This free Mac application is a product of Chuckk. The application lies within Audio & Video Tools, more precisely Music Production. The following version: 0.2 is the most frequently downloaded one by the program users.
From the developer:
A sequencer specialized for extended just intonation tuning systems. Rationale does not use scales, only collections of notes related by frequency ratio, infinitely transposable. Any rational frequency ratio can be an interval, but no tempered tunings.
You may want to check out more software for Mac, such as SongScreen Liquid, which might be similar to Rationale.
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