A person who shares in a crime along with other accused is called

One who takes part in the commission of a crime together with others is an accomplice; under section 138 of the Bharatiya Sakshya Adhiniyam, 2023 (formerly section 133 of the Indian Evidence Act) an accomplice is a competent witness against an accused person. An approver is an accomplice who has been pardoned on condition of giving evidence, so not every accomplice is an approver, and a complainant is the person who sets the law in motion.