The invention provides a multifunctional ratchet wrench, which comprises a switching handle and one or more tools. Each of the tools is matched with the switching handle, and is provided with a wrench. The switching handle comprises a handle and a tool joint, which are hinged. Each tool with the wrench comprises a connecting handle and a ratchet wrench mechanism arranged at one end of the connecting handle. The tool joint can be detachably connected with different specifications of tools with the wrenches, and can rotate relative to the handle, and an included angle between the handle and the tool can be changed by rotation according to different operating spaces and the habits of operators to change the overall shape and operating angle of the ratchet wrench, so that the multifunctional ratchet wrench is convenient to operate and more labor-saving.