Actually the first use of the term "killer application" (not even "killer app" yet) in print was 1988, in PC Week. See Wikipedia. NeXT's first computers were

Actually the first use of the term "killer application" (not even "killer app" yet) in print was 1988, in PC Week. See Wikipedia. NeXT's first computers were 1987. "App" however dates from at least 1981. https://www.osnews.com/story/24882/the-history-of-app-and-the-demise-of-the-programmer/ https://www.osnews.com/story/24882/the-history-of-app-and-th...