ALLDATA provides diagnostic, repair, and estimating software and services to the professional automotive service industry. Its database of automotive information and business management tools are used by repair shops across North America. An ALLDATA subscription includes repair information, shop management software, parts estimating and ordering tools, marketing applications, and tools that help customers locate and schedule appointments with ALLDATA shops. The company is a subsidiary of AutoZone. ALLDATA launched its first product in 1988 and was acquired by Autozone in 1996.