Geochemists Workbench v17.01
The Geochemist's Workbench® Professional edition is the complete software package. Create spreadsheets and specialty diagrams, trace reaction models, compute complex phase diagrams, and simulate reactive, bioreactive, isotopic, and colloidal transport.

GWB Pro accounts for equilibrium and kinetic reactions in heterogeneous, dual-porosity media, including simulation of microbial metabolism and growth. Only the professional edition is multithreaded. GWB Pro lets you animate your results and create video clips in just moments. And now GWB Pro includes ChemPlugin at no extra charge