NYTimes Crosswords (iOS)
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“And lastly, the New York Times Crossword Puzzle app.”
Robert Lefkowitz Interview, Software architect, developer · via Uses This 
“I've also recently gotten into the NYT Crossword puzzle app -- quite a challenge!”
Max Heinritz Interview, Software developer · via Uses This 
“I get obsessive about phone games, right now I do two or three crosswords a day in the New York Times Crossword app, and I have a crappy backgammon app I play pretty mindlessly all day.”
Helen Rosner Interview, Food correspondent (The New Yorker) · via Uses This