Guides # Guides to the daily puzzles > Spoiler-free guides to the daily puzzles in Crux: Kings, Letter Swap, Room 5×6 and how to choose where to start. Short, spoiler-free guides to the games in Crux, the free iPhone and iPad app with a ton of daily games and no ads. None of them gives away a daily answer. - [How to solve Kings](https://crux.quest/guides/kings): one crown per row, column and region, none touching. - [Queens solver](https://crux.quest/queens-solver): hints that explain each crown, for Queens and Kings boards. - [Letter Swap: read the crossings before you swap](https://crux.quest/guides/letter-swap) - [Room 5×6: a five-letter word in six tries](https://crux.quest/guides/room-5x6) - [Choose a daily puzzle: words or logic](https://crux.quest/guides/choose-a-daily-puzzle) - [Games like LinkedIn Queens and Zip](https://crux.quest/games-like-linkedin-queens) - [Games like Connections](https://crux.quest/games-like-connections) - [Games like Wordle with no ads](https://crux.quest/wordle-alternatives-no-ads) - [Put a daily puzzle on your blog or newsletter](https://crux.quest/embed) Get Crux Free on iPhone and iPad. No ads. Last checked 2026-11-06. Spot a mistake? [support@crux.quest](mailto:support@crux.quest)