While the audio is copyrighted, the techniques (Focus 10, Focus 12) are widely discussed in the public domain and spiritual communities like r/gatewaytapes .
The experience of using Hemi-Sync tapes is not just about the sound frequencies but also about the guided process and the setting in which they are used. Cracked versions might not offer the same experience or could potentially be altered in ways that affect their efficacy or safety. gateway hemisync tapes cracked