nifty
adj.adj. clever, useful, or well-designed. You use this to describe a small tool or a smart idea that solves a problem easily.
adj. skilfully or effectively designed; clever and convenient in operation. Often used to describe small gadgets, technical solutions, or physical movements.
That is a nifty little tool for opening jars.
She found a nifty way to organize her digital photos using a simple tagging system.
The software includes several nifty features that automate the most tedious parts of the data entry process, saving the team hours of manual labor every week.
From *nift + -y. First element is of unknown origin. Possibly theatrical slang, as a shortened, altered form of Magnificat. Alternatively, perhaps a special use of US regional niffed (“put off, peeved”).
Typically used attributively before a noun; informal in register.