SaaS Discovery by Lumos provides visibility into app data. It helps organizations track software inventory, user access, and access levels. SaaS Discovery enables companies to uncover shadow IT by scanning email subject lines to identify apps employees are using. It centralizes data from all applications, providing a single source of truth for software usage and expenditures. SaaS Discovery assists in identifying redundancies and optimizing SaaS investments by analyzing usage patterns and effectiveness of each SaaS tool.