OTC (Owatonna Tool Company) is a very large tool company as you may already know. OTC's tool line includes hand tools, shop equipment and diagnostic scan tools. The OTC Genisys scan tool has been a very popular choice in auto auto scan tools for many years, but now Pegisys is staged to be OTC's next generation of automotive diagnostic scan tools. Genisys is still a very good scan tool and will continue to be very popular due to it's much lower cost and it will continue to be supported by OTC. OTC has many automotive code readers, scan tools and diagnostic tools.