Hex Editor Neo Ultimate 6.52 Review. Hex Editor Neo Ultimate 6.52 is a handy application when it comes to performing editing on binary files. It is loaded with the latest tools that fully support the hardware and software developers to work with decimal, float, binary, ASCII, double, and hex data. Hex Editor Neo is a binary files editing software utility for Windows. It's rich and handy set of features will help all software and hardware developers working with ASCII, hex, 4.5/5(29). Hex Editor Neo 6.54.00.6437 Ultimate, Standard Hex Editor allows you to set colors of almost every editor windows element. Select an element in a list and then select a color using color picker control. You can also set the color to automatic. The sample window layout below immediately reflects c.