LeXii - Dyslexia And Colour Blind Aid - Version 1.0.0.19 LeXii is a free Screen Tinter software application which has been aimed at Educational Establishments to aid students with Dyslexia & Colour blindness.. No more having to purchase monitor filters or tinted lenses! Now with LeXii it will do all of this for you on a software level!Check out our Community for support with LeXii and other software packages. Some free Open-Source scripts are also available in our community!