Yes they are. They work out of the box as I mentioned. This is what originally helped me move from screen to tmux, so it was important to me to provide the same experience.
As for comparisons to tmux: I shy away from those. Just like I shy away from comparing chocolate cake to lemon cake. Both are awesome. Use what you like and decide for yourself.
As for comparisons to tmux: I shy away from those. Just like I shy away from comparing chocolate cake to lemon cake. Both are awesome. Use what you like and decide for yourself.