Razer mouse software is a program developed by Razer Inc. that allows users to customize and enhance the functionality of their Razer mice. It provides options to adjust sensitivity, customize buttons, create macros, and change lighting effects. The software also enables users to calibrate the mouse for different surfaces and save profiles for different games or applications. It offers a user-friendly interface and is compatible with various Razer mouse models. Overall, Razer mouse software enhances the gaming experience by providing users with the ability to personalize their mouse settings to suit their preferences and gaming style.