I am trying to revive a free version of this for the web, but I only vaguely remember it - I just remember I really liked it. Give it a try and send me suggestions at jeff@reportmill.com if you remember more:

http://reportmill.com/rmc/

I've only been working on it for a month, and I particularly don't have the data entry working well yet, but it's coming along.

I think I still have my box with floppies sitting around. It made making charts from data easy.