Gayatri Mantra HD Sound, Chalisa, with HD Audio in this Gayatri Mantra HD Sound App. Gayatri Mantra HD Sound is a beautiful collection of famous and popular Gayatri Mantra Aarti, Chalisa of popular Hindu Goddessess. Gayatri Mantra HD Sound is the only application which has audio and easy to set ringtone and alarm tone in all Gayatri Mantra.