HTML Tidy itself is a command line utility with no user interface. HTMLPad provides graphical user interface to running and configuring HTML Tidy so you do not need to know about command line parameters or configuration files. You can run and configure HTML Tidy right from HTMLPad.
To run HTML Tidy, from the Tools menu choose HTML Tidy - Run Tidy Task. You can select from a list of available tasks.You can also create and configure your own tasks.
To create, manage and configure HTML Tidy, from the Tools menu choose HTML Tidy - Configure Tidy Tasks.