Challenge your regular expression skills in this free puzzle game! RegexOff is a free puzzle game where the goal is to write regular expressions that match a set of requirements created by other players! Features: - Free! No Ads! No in app purchases! No permissions! - Play puzzles without an account - Account creation and syncing across devices - Create puzzles and challenge others - Standard RegEx (Javascript) allowing simple and complex puzzles - Four requirement types (full match, partial match, no match and captures) While RegExOff is aimed at those while a fundamental understanding of RegEx, it is designed to challenge you as a part of the learning process. If you are unfamiliar with RegEx, take a look at the FAQ on a pattern for some fundamentals!