Horoscope matching is to show what would be the chances that the boy and the girl are happy with each other after marriage life.since The vedic time Indian never get marriage without matching horoscope.
Vedic astrology, also known as Jyotish or Hindu astrology, is an ancient system of astrology originating from the Indian subcontinent. It is based on the Vedas, the sacred texts of Hinduism, and is considered a part of the Vedic tradition.