It depends on which experimental results you would like to predict.   My students used CFD software to simulate the process, predict productivity, liquid concentration, particle size distribution knowing the nucleation and growth rate expressions.

The following site maybe useful

http://accelrys.com/products/materials-studio/analytical-and-crystallization-software.html

You can also try gProms modeling package soft from Psenterprise. They have a dedicated package for crystallization