Not so happy – Brain Power | AmbiScience™ • Binaural & Isochronic Ambient Mind Utility Review

I bought two of your apps and one for my son. On all of your apps, only the head phone option works well. Speaker tones are not functional on all of the sleep and meditation programs. Very disappointed.
Review by araju1 on Brain Power | AmbiScience™ • Binaural & Isochronic Ambient Mind Utility.