Is Sound Siphon 2 still available for download? dominic June 14, 2018 05:27 Updated Follow Yes. You can still download the last release of Sound Siphon 2, 2.1.1. DOWNLOAD SOUND SIPHON 2.1.1 Related articles Sound Siphon 2.1.1 Release Notes and Download Tutorial Videos Sound Siphon Uninstaller Make Sound Siphon function on Mojave like it does on High Sierra. Sound Siphon 3.0.2 Release Notes Comments 0 comments Article is closed for comments.