Free download Inversion UI - CM13/12.x Theme APK for Android, PC. Latest version is 1.0, update at February 23, 2017
Inversion UI - CM13/12.x Theme version 1.0 is only one variant.
Inversion UI is a theme, as the name suggest, that inverts colors of backgrounds (light ones) to dark-grey ones. All backgrounds "hierarchy" is respected, using darker colors for lighter original...