The Complete Gurucharitra All In One App. Here is the most universal app for Guru Datta, this app gives you the Guru Datta Aarti, Guru Datta Mantras, Guru Datta Audio Mantras, Guru Datta Photo Frame, Guru Datta Live Wallpaper. A new way to worship Guru Datta is here! Guru Datta All In One is as the name says an All in One app for Guru Datta.