A bathroom management apparatus includes: a cabinet having an open front; at least one frame configured to be installed at an inner side of the cabinet; at least one function module, wherein the at least one function module is one of a towel care module, a sterilizing module, a secret box module, a refrigerating module, a charging module, and an air conditioning module configured to be installed inside the at least one frame body, wherein guide ribs are formed at both sides of the at least one function module, and inner ribs are formed at first and second side frames of the frame, and are configured to guide and support the guide ribs when inserting the at least one function module into the at least one frame.