GLT (Gasless Leak Trainer) Application is designed to meet the increasing need of training without the use of hazardous gases. It communicates with the instrument(Gold G2, Trak-It |||a) via Bluetooth. The trainer has an option to monitor or control the instrument output in real time. This allows the trainee to experience a realistic training scenario in a completely as free environment. The GLT application can create and stores all user OQ (Operation Qualification) testing, reports and trainer information in database.