Puzzle is highly praised for its intuitive and automated accounting features, making it a favorite among startup founders. Users appreciate its ability to simplify financial management, offering real-time insights and metrics crucial for decision-making. The makers of Central (YC S24) commend Puzzle for its compliance automation, while Mesh highlights the powerful automation behind its ledger. Overall, Puzzle is seen as a transformative tool that streamlines accounting processes, allowing founders to focus on growing their businesses.