See https://wiki.logos.com/Night_Mode for ways to invert the colors on your PC/Mac, including Logos 6.
Selective Download has started beta testing in Logos 8.3 Beta 1: https://wiki.logos.com/Logos_8.3_Beta_1Bob Schaefer commented
I am desperate for this. It makes me crazy that I can't properly run Logos on my Surface Pro 3. If I don't need a resource local, the program should be smart enough to accommodate that. Like the iOS and Android apps do.
Logos 5 supports touch gestures for scrolling and turning pages (on Windows).