Hello everyone. I've been wondering if there is any tool that helps you calculate stuff such as V speeds, Center of Gravity and so on after you input information such as ZFW, T/OW etc.? I know about TOPCAT, but is there anything else, payware or freeware? Thanks.

Here you go :http://www.fsip200x.com/tpc.htm

Thank you very much. :)

You are welcome.