Slitherlink for Wednesday, October 21, 2026

This is daily slitherlink puzzles #23, originally published on Wednesday, October 21, 2026. The puzzle uses a 7×7 lattice with 28 number clues and one hidden loop, and like every puzzle on LogicPuzzle.io it was machine-verified before publication: it has exactly one solution, reachable by pure deduction with no guessing. Difficulty for this date was medium: a medium challenge, the everyday sweet spot for this game.

Our daily slitherlink puzzles rotate in difficulty through the week, with small warm-ups on Monday and Tuesday, the standard midweek grid from Wednesday to Friday, and the large weekend editions on Saturday and Sunday. The complete archive keeps every puzzle since launch day, so you can catch up on missed days or replay old favorites in any order.

New to the format? The how to play slitherlink puzzles guide explains the rules and the solving method in a few minutes. Want more after this one? Unlimited mode generates fresh slitherlink puzzles on demand, and the printable version of this puzzle comes with the answer sheet at the bottom.