Free：
- Data save is not allowed.
- Your own 3D data (FBX or DXF) cannot be used.
- Device files which are created using Windows-based product cannot be retrieved.
Your mail address is only one information for free user registration.
Personal：
Although the maximum data size is limited, the following operations are possible.
- Data save is allowed.
- Your own 3D data (FBX or DXF) can be used.
- Device files which are created using Windows-based product can be retrieved.
Your company name is not required.
Corporate：
Possible operations are the same as personal users.
Your company name is mandatory for your registration.