MBD for ANSYS Lite is a 30 days free trial version of MBD for ANSYS for the evaluation purpose. You can use MBD for ANSYS Lite without any license file for 30 days (You need some requirements of ANSYS Workbench modules)

Requirements
The ANSYS Design Modeler software is required
Any of the next ANSYS packages is required (ANSYS Multiphysics™, ANSYS Mechanical™, ANSYS Structural™, ANSYS Professional™ NLS, ANSYS Professional™ NLT)

MBD for ANSYS Lite has some limitations there is no problem to experience the advantages of MBD for ANSYS.