No better place to determine the success of CandeCAD Pro than from it's users:

Prof Mike Katona (Washington State University, USA) www.wsu.com
"Dr. Michael Katona, author of the original CANDE program, states that CandeCAD Pro is an excellent tool for soil-structure analysis and design and has brought the CANDE program into the modern age".

Simpson Gumpertz & Heger Inc. (Waltham, MA USA) www.sgh.com
ViaCon Polska Sp. z o.o. (Poland) www.viacon.pl
Atlantic Industries Limited (Canada) www.ail.ca
SSIS Consulting Engineers (South Africa) www.ssis.co.za