This is a full-featured version, not a demo, though it is restricted to a limited number of finite-element mesh nodes. It is widely used as a teaching tool in physics and engineering courses.
You can access the software directly from the developer's official site: QuickField Student Edition free download quickfield software download
A budget-friendly option primarily for educational organizations, offering higher node limits than the Student Edition. This is a full-featured version, not a demo,
Each edition shares the same user-friendly interface and analysis options, but they differ in their node limits and licensing costs. Each edition shares the same user-friendly interface and
To download QuickField software, users can choose between the free , a limited Lite Edition , or the full-featured Professional Edition . Developed by Tera Analysis Ltd., QuickField is a Windows-native Finite Element Analysis (FEA) package used for electromagnetic, thermal, and stress simulations. Available QuickField Editions
The commercial version for industrial and scientific research, capable of handling hundreds of thousands of nodes. Both stand-alone and floating network licenses are available. How to Download QuickField