Kludoku cases never require guessing — but they do reward order. Experts don't read clues harder; they read them in the right sequence. This is the ladder.
Statements differ enormously in strength. Rank them as you read: furniture claims ("I sat in the armchair") pin one square. Room claims pin a handful. Row/column claims pin a line. Beside claims ("I was right beside the Colonel") pin nothing until their anchor is placed. Work strongest-first, always.
Every placement consumes a full row and a full column — X-mark them immediately, for everyone. The discipline matters because Kludoku's difficulty curve is really an elimination curve: boards collapse suddenly once enough squares are struck. Pencil notes carry your candidates; in-game, tapping a testimony spotlights the squares it talks about, and assist modes can gray illegal squares while you're learning.
Two loose claims from one suspect multiply into a strong one: a column claim and a row claim meet in one square; a room claim and a row claim often do too. When a suspect has two statements, check their intersection before anything else — it's the most common source of the next placement.
Rooms shrink as the board fills. A room clue that allowed four squares allows two after the next placement and one after that. Revisit every unplaced room-witness after each placement — the squeeze is where mid-game progress hides.
"Beside" means directly up, down, left or right — and in the same room. These clues activate late: once the anchor person is placed, the beside-witness drops to at most four squares, usually fewer after row/column strikes. A chain of beside-claims (A beside B, B beside C) resolves like dominoes once any link is fixed. Save them for last; they'll be waiting for you.
The endgame check: each suspect needs a square, each row and column needs a person. If a row has one free square, someone must take it — find who legally can. If a suspect has one legal square left, place them. Alternate those two scans and endgames finish themselves.
When you're genuinely split between two squares, don't erase your board to test one — open a hypothesis branch (right-click a suspect, or hold on touch). Your test plays out dashed on top of the real board; if it collapses, the game strikes the disproven candidate for you and the real board never moved. Branches are also how experts test accomplice candidates — one assumption per branch, side by side. Full liar technique in the accomplice guide.
Practice the ladder on today's free cases, or read the worked beginner walkthrough first.