The present invention relates to an apparatus and a method for providing a real estate brokerage service based on a QR code, and more specifically, to an apparatus and a method for providing a real estate brokerage service based on a QR code, wherein a QR code for registration of possessed real estate is provided to an owner and a QR code for attachment to the real estate is provided for a user to conveniently access real estate information on the real estate of the owner, thereby enhancing reliability and convenience of real estate transactions. According to the present invention, a unique QR code for registration of real estate is issued to an owner to help the owner conveniently register his own real estate, thereby blocking false property for sale and at the same time enabling a user to conveniently obtain information on the real estate of interest through the QR code attached to the real estate of the owner without contact with a brokerage firm or the owner or a searching process through the internet when the user finds real estate in which the user is interested and enabling the owner to register and correct real estate-related information by herself/himself. Thus, through registration of real estate by the owner, reliability of information on real estate can be ensured and convenience of a user obtaining real estate information can be greatly enhanced. The apparatus comprises a member management unit, a code generation unit, a delivery management unit, and a real estate management unit.(10) Owner terminal(100) Real estate brokerage service provision apparatus(20) User terminal(30) Manager terminalCOPYRIGHT KIPO 2018