Link below for Trial,

https://updater.cadlink.com/OnlineTrialDownloaders/download.php?params=a1pYMHNXZEl1VGpWMlo5K2lFSWJIUT09

System requirements:
Minimum
CPU:dual core 2.0 GHz or higher
Hard drive: 120 gb
Ram: 1 gb plus OS requirements
Operating system:
windows 10 (32/64)
Windows 8 (32/64)
Windows 7 (32/64)

Suggested:
CPU: Quad Core (3.0 GHz or Higher)
Hard Drive: 250GB (or more)
RAM: 4GB + OS Requirements
Operating System:
Windows 10 (32/64)
Windows 8 (32/64)
Windows 7 (32/64)