Free RBC Excel Tool Download
Free to download! Apply your email, accept EULA, and you have the tool (ZIP file) within a minute. If you like it, buy the Reliable Business Case Handbook when ready for purchase.
As to EULA states, the responsibility for the usage is only yours. By downloading, you agree to follow: EULA
Through the email address you apply, you get noticed if more important changes are made to new versions. Requirements: Excel 2013 or newer and enable macros (see pic).