Here is a quick overview of my layout, as it should be, with a 3D layout view in video.
I am between both worlds (PC & Mac). For my layout plans, I chose Railmodeller for Mac. So far, it has allowed me to plan everything in details.
Printing the layout in 1:1 scale to lay the tracks precisely is something I can’t live without anymore. Of course, the 3D layout views are awesome, though they don’t really serve any real purpose for a modest-sized layout like mine.
I am sure there are other software suites on Windows or Linux that do the same thing, but as far as Apple computers go, RailModeller has been a solution worth every cent.
Here is how my layout looks like in 3D: