mathway.com
Mathway is an AI-powered math solver and calculator backed by Chegg. It provides step-by-step solutions to problems across 11 math and science subjects, including algebra, calculus, statistics, chemistry, and physics. Users can input problems by typing, uploading a photo of handwritten or printed work, or using over 59 dedicated free calculators for tasks like solving equations, factoring, and graphing. The service has been refined for over two decades and has solved more than 5 billion problems.