utility
/juːˈtɪl.ɪ.ti/
The state or condition of being useful; usefulness.
Something that is useful.
The ability of a commodity to satisfy needs or wants; the satisfaction experienced by the consumer of that commodity.
Well-being, satisfaction, pleasure, or happiness.
A service provider, such as an electric company or water company; or, the securities of such a provider.
A software program designed to perform a single task or a small range of tasks, often to help manage and tune computer hardware, an operating system or application software.
I've bought a new disk utility that can recover deleted files.
The ability to play multiple positions.