Chú Đại Bi - chu dai bi is a free application available for Android devices. It is developed by TNPGroup and categorized under Education & Reference. This app is designed to help users recite the Great Compassion Mantra, also known as the Dai Bi Tam Da La Ni (Maha Karunika Citta Dharani), which is a basic mantra illustrating the merit of Germany insight Bodhisattva Avalokiteshvara (Avalokiteśvara Bodhisatva).

The app provides users with a platform to recite the mantras and listen to them at the same time. Users can also see the source of this uncle appeared and pictures of the statue made notes. The app is popular with Buddhist Avalokitesvara in East Asia, and this mantra is often used for protection or purification.