An iOS game around a very simple – but addictive – concept: can you stop a timer at exactly four seconds?
Go see the original website at fourseconds.superblob.studio which includes a tense trailer video by yours truly.
Fun trivia no. 1: Four Seconds got over 100 votes on Product Hunt.
Fun trivia no. 2: from this thread on Hacker News I learned that people used to play these types of games on Casio watches back in the day.