"Digital drugs" are more accurately called binaural beats. These are the sounds that are capable of changing brain wave patterns and inducing an altered state of consciousness. It is similar to real drugs that achieve a deep state of meditation.
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The latest release was on Sep 20, 2015 and the app was downloaded and installed by over 10K users. This application has been rated 3.7 on Google Play. Ads are a part of Drug Scanner.