There are several licensing options available for PDN Analyzer - designed for compatibility with your Altium Designer infrastructure and to fit your needs:
Ideal for a single workstation and solo designer. The standalone license requires no active internet connection. Once activated, this license type can be saved, copied, and backed-up as needed.
Private License Server
Easily share licenses inside your personal network with the Altium Private License Server. This license type is ideal for those who want the flexibility of accessing their licenses from multiple machines but are not able to connect to the Altium On-Demand license server.