App::cpan is a command-line tool that simplifies the process of installing and managing Perl modules from the Comprehensive Perl Archive Network (CPAN). It provides an interactive interface, allowing users to search for, install, and update Perl modules easily. This tool is designed to enhance the user experience by automating many tasks associated with module management. With App::cpan, users can quickly access a vast library of Perl modules, ensuring they have the necessary tools for their programming needs without extensive manual configuration.