Tango is an AI client engagement platform and payment tool that helps freelancers and agencies collect information faster, streamline proposal approvals, automate invoices and payments, and simplify the sale of additional services. It offers AI-powered dynamic Q&A to help gather high-quality information; provides customizable, ready-to-sign proposals that include scope, terms, payment, and contracts; facilitates easy cross-selling and purchase of additional services; and automates payment terms configurations to speed up payments. Tango is trusted by designers, developers, and creative freelancers and agencies worldwide.