...Many people claim that 432Hz resonates more with the heart whereas 440Hz resonates more with the brain, and that 432Hz music feels better. Try it yourself. Play a music in 440Hz and in 432Hz, and see which one you prefer. Most people choose the 432Hz version, and it's hard to go back to 440Hz.
This application re-encodes your audio files while shifting the pitch to 432Hz. It uses a very high-quality pitch-shifting algorithm.
Supports Windows (Win 7 SP1 or later) and Linux (all distros).
Installation instructions
https://github.com/mysteryx93/HanumanInstituteApps/wiki/432hz-Batch-Converter
From Etienne Charland aka Hanuman, by a lightworker in his free time.
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