Yantras Software describes how yantras are visually used for concentration, meditation and personal growth. The shareware version introduces 11 main yantras: Kali, Tara, Shodashi, Bhuvaneshwari, Chinnamasta, Tripura Bhairavi, Mahavidya Dhumavati, Bagla Mukhi, Matangi, Kamala, and the Shri Yantra. Registration is required to view all large-size Yantras (clear and accurate images), Yantra sound key mantras (written, no audio) and additional text files. Yantras and Chakras, a companion program, can be registered together for $14.95 Canadian Dollars.