OneFreePlace
FREE ONLINE TOOL

Free
Kakuro

Choose a white square to see legal candidates, remaining sums and run combinations.

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FreeUse this tool without paying.No sign upStart with the tool right away.Clear stepsRead the tool’s own guidance.

About Free Kakuro

Make every run add up exactly. No repeated digits. Every OneFreePlace board in this build has one verified solution — and the logic tools are completely free.

Workspace options

  • Difficulty
  • Puzzle 1–20

Available actions

  • Explore
  • Daily
  • Zen
  • Open puzzle
  • Random
  • ↶ Undo