A host device includes a communication interface unit to be connected to a workform performing device, a workform generation unit to perform a job and generate a workform to which a universal plug-in is applied, a storage unit to store at least one of the workform generated by the workform generation unit and a workform transmitted from an external device, and a control unit to control the communication interface unit to transmit the at least one stored workform to the workform performing device according to a command to perform a job.