EaseUS Partition Master is disk partition management software for Windows. Version 17.8.0 includes tools for partition resizing/moving, cloning, OS migration, disk/partition conversion, recovery, and optimization. A portable build would allow running the program without installing it to the host system. A "license code" refers to the product activation key used to unlock paid features (Pro/Server/Technician editions).
While standard versions of EaseUS Partition Master require installation, EaseUS does provide an official portable edition primarily through its Enterprise Technician What it is: easeus partition master 1780 license code portable