Biotray shows your biorhythm with icons on your traybar. Biorhythm means rhythm of life. Our live is directed by emotional, intellectual and physical rhythms who begin at our birth. How does BioTray work ?You will see on your traybar 4 new icons. They are :the emotional, the intellectual, the intuitive and the physical icon.How more the icon is filled, how big is your power.Click on one icon show your power in detail.Right-click on it to see the options.