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  • GWB diagrams
  • Reaction path modeling
  • Reactive transport modeling
  • Training


SPECIAL OFFER: Prague Goldschmidt workshop at HALF PRICE!

Sign up for our Reactive Transport Modeling workshop for only €300 when you register for Goldschmidt 2015! Offer ends July 16, 2015.

Workshops in Santiago, Prague, Philadelphia, Yokohama and more

Learn from the pros! Join us in Santiago pre-ICARD 2015, Prague pre-Goldschmidt, Baltimore pre-GSA, Philadelphia, or Yokohama.

Transparent pricing guarantee

We've always offered transparent pricing, but now we've put it in writing.

GWB 10.0 release is better, easier, faster!

Our major upgrade features colloid-facilitated transport, a central dashboard, undo-redo in GSS, a thermo data editor, MATLAB bindings, axisymmetric coordinates, turbo scripting and much more. And it's Windows 8.1 friendly. Upgrade now!

Annual licensing option

Annual licenses offer low initial cost, and you never pay for an upgrade.

Upgrade to annual and save!

Take 70% off the first year when you convert GWB9 to a GWB10 annual license. Contact


Free Student Edition

University students may be eligible to apply for the free GWB Student Edition.

Fluid mixing wizard!

Mix any number of samples in GSS in any proportions with SmartMix wizard.

Training at your site

2-day on-site courses are effective, efficient, and fun. We will present either of two short courses for as little as $4000.

Laptop licenses for university classes

For $200, up to 20 students can install the GWB on their laptops. Details.

We're live on Youtube

Check out the many tips and techniques on our Youtube channel.

Software update

Update to GWB 10.0.4 for latest fixes and improvements.