Simulations Plus, Inc. develops drug discovery and development software for modeling and simulation,and prediction of molecular properties. The company offers GastroPlus, which simulates the absorption and drug interaction of compounds administered to humans and animals; and DDDPlus and MembranePlus simulation products. It also provides products based on mechanistic and mathematical models, such as DILIsym, NAFLDsym; IPFsym; RENAsym; MITOsym.