The word utility means “usefulness” or “utility” and its meaning depends on the context. In the field of information technology, utility means special programs designed to maintain your computer and improve its performance. Examples are antiviruses, disk cleaners, archivers, task managers, etc.
In a broader sense, utility can mean vital services: water supply, electricity, gas, heating - everything that provides comfort and basic living conditions. These “utilities” are the backbone of urban infrastructure and directly affect the quality of life.
Thus, utility is anything that helps systems (technical or domestic) to work efficiently. Whether it is software or utilities, their main purpose is to make our lives easier, safer and more convenient.