Tech Tool (TT) is a tool that supports the process of car repair and diagnostics. It was designed to make the work of diagnosticians easier and more efficient. The TT can be used in the workshop, off-road, on the road or for test drives. TT is a diagnostic application that covers the entire recovery process using available plugins. With TT you can diagnose, test, calibrate and program vehicles, engines or machines. TT also provides tools for software updates, product communication, and other external applications. A set of add-ons - so-called add-ons, user authorization and available languages ​​can be configured to give each user what he wants.