Disclosed are various embodiments for a universal aerator removal and installation tool, which may include a tool for rotationally engaging and turning an aerator coupled to a faucet spout. The tool may include a tool body having a first end and a second end and various keys positioned at the first end of the tool body. Each of the keys may include projections configured to rotationally engage and turn a different type of aerator. One or more aerator wrenches may be positioned at the second end of the tool body, where the aerator wrenches may project from the tool body and be configured to rotationally engage and turn different types of aerators.