noun
A computer program that performs a specific support task, such as file management, system maintenance, or data conversion.
このユーティリティープログラムを使えば、重複ファイルを簡単に削除できます。
With this utility program, you can easily delete duplicate files.
Variant with interpunct; less common but still seen in technical contexts.
Shorter form meaning 'utility' in a broader sense, including software utilities, but also general usefulness.
From English 'utility program'.