The phrase refers to custom keyboard applications or themes designed for the Android operating system. These utilities visually modify the standard keyboard interface, incorporating vibrant, luminous color schemes reminiscent of neon lighting. Users download and install these applications from digital distribution platforms to personalize their mobile typing experience.
Customizing the virtual keyboard appearance offers aesthetic benefits, allowing individuals to express their personal style through their devices. Furthermore, some illuminated keyboards are designed to enhance visibility, potentially improving typing accuracy in low-light environments. The availability of diverse designs and features has made keyboard customization a popular form of mobile device personalization.