Tranquil Waves - Nature Sounds + Music + Theta Brain Waves 8-7 Hz's historical Spotify Popularity scores
Highest Popularity Score: 4% • Lowest Popularity Score: 0%Released on Thu, 31 Oct 2013 • Tracked since Mon, 13 Nov • 51 days tracked
Released on Thu, 31 Oct 2013 • Tracked since Mon, 13 Nov • 51 days tracked
