Downloading and running
RETScreen Software Suite on your computer will install two separate programs,
RETScreen 4 and
RETScreen Plus, described below.
Click here to download RETScreen Suite
RETScreen 4 is an Excel-based clean energy project analysis software tool that helps decision makers quickly and inexpensively determine the technical and financial viability of potential renewable energy, energy efficiency and cogeneration projects.
RETScreen Plus is a Windows-based energy management software tool that allows project owners to easily verify the ongoing energy performance of their facilities.