The Maltego Desktop Client is the visual interface in which all gathered information is linked and combined. It is a Java application that runs on Windows, Mac, and Linux. Maltego allows users to create graphs step-by-step in an intuitive point-and-click logic.​ You can choose from four versions to match your scope of investigation:

Maltego Classic – Commercial version returning 10,000 results per Transform, with access to all functionalities of Maltego, OSINT Transforms and commercial hub partners.

Maltego XL – Commercial version for large investigations to view up to 1,000,000 pieces of information​

Maltego CE – Community version for non-commercial use available for free after a quick online registration. It ships with Kali Linux out-the-box.​

CaseFile – Free version for commercial use to visualize connections in offline data and does not require the use of Transforms.