Valentin Software specializes in developing cutting-edge simulation and design software for renewable energy systems, including photovoltaic, solar thermal, and heat pump installations. Their flagship products encompass PV*SOL, a dynamic simulation program for optimizing photovoltaic systems; T*SOL, designed for solar thermal installations; and GeoT*SOL, which focuses on professional planning for heat pump systems. These tools allow engineers, architects, and installers to accurately calculate and analyze energy performance while integrating various components like battery systems and electric vehicles.

In addition to their software offerings, Valentin Software provides online calculators for users to simulate and evaluate photovoltaic and solar thermal systems at no cost. They cater to a wide audience, including businesses, educational institutions, and students, offering special terms for educational use and support for academic projects. The company is committed to fostering innovation in renewable energy through training programs, webinars, and a supportive online community. Staying informed through their newsletters ensures customers are up-to-date on new features and industry developments.