Imposition Wizard 3.5.3

: A paper-saving mode that allows for different page orientations on a single sheet to maximize space.

However, if you need native M1/M2 Mac support or variable data imposition (VDP), you should look at the newer version 4.x or switch to Montax Imposer. But for pure, reliable, one-time purchase imposition on Windows, is a workhorse that refuses to quit. Imposition Wizard 3.5.3