: You can download the latest version (or older versions if you are an existing customer) by logging into a COMSOL Access account linked to an active subscription.
: Modern COMSOL versions can sometimes open 3.5a files, but the reverse is impossible. Models built in 3.5a often require manual re-assignment of physics when imported into newer versions. Legitimate Ways to Access COMSOL comsol multiphysics 35a free new download
* COMSOL Multiphysics® 3.5 Advances Simulation Efficiency and Productivity through High-Performance CAD and ECAD Interoperability. www.comsol.jp : You can download the latest version (or