like SAM (System Advisor Model)? Learn about the cost of a full license?
While you can create new projects, you cannot open projects created in the trial version with a standard license later (unless you upgrade the trial) [1]. To make sure this fits your needs, are you looking to: Get started with a trial? (I can link you directly) PVsyst Free Download
Access up-to-date, comprehensive databases of solar panels (modules) and inverters from global manufacturers [1]. like SAM (System Advisor Model)
Model 3D environments to analyze shading effects on solar modules throughout the year [1]. PVsyst Free Download