A Rubik's Cube Solver is a tool or algorithm designed to help users solve the Rubik's Cube, a popular 3D combination puzzle. These solvers can be software applications, online tools, or physical devices that analyze the cube's current state and provide step-by-step instructions to achieve a solved configuration. Many solvers utilize various solving methods, such as the CFOP method or the Roux method, to efficiently guide users through the process. Some advanced solvers can even solve the cube in just a few seconds, showcasing the power of algorithms in solving complex puzzles.