I found a large listing of design engineering apps for smart phones here at Design Engineering online. http://www.nxtbook.com/nxtbooks/level5/desktopengineering_201302/index.php?bm=normal#/28
I found a large listing of design engineering apps for smart phones here at Design Engineering online. http://www.nxtbook.com/nxtbooks/level5/desktopengineering_201302/index.php?bm=normal#/28