layout design software

Has anyone used RR-Track or Cadrail software and which did you prefer and why…or are there other software programs that you liked i’m looking for a nice powerful program to design with.

Perhaps the most powerful track planning program is 3rd PlanIt, available at…

http://www.trackplanning.com/release.htm

The program is currently under revision (due out soon), but the current release is quite capable of planning anything you can think of.