PhpStorm 2017.2.2 Build 172.4155.25 requires a valid license to use. There are several licensing options available, including:
This version of PhpStorm focused on improving coding assistance and developer efficiency: PhpStorm 2017
This build includes its own bundled JRE (Java 8), so a separate installation is typically not required for the IDE itself . Licensing and Availability PhpStorm 2017