Hi I am electronic eng and work a lot with mechanical designer. Til today I check the designs with inventor fusion 2013 on desk computer windows 32 bit . I change to new computer win7 64 bits . And I look for : Autodesk_inventor_fusion_2013_win_64bit.exe . Please is anybody which can help me ? I try to work with a360 .autodesk.com./viewer but not all the time I have internet connection. mail for return : pascal@evs.co.il Thanks pascal