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Daily Sudoku for October 16, 2026

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The daily sudoku for October 16, 2026 is a Medium puzzle with 27 clues and an SE rating of 2.6. It is the same grid the Suuudokuuu app serves as its daily challenge that day, everywhere in the world: the board is forged from the UTC date alone, so the app, this page and the archive all arrive at it independently.

The Medium daily sudoku for October 16, 2026.
c1c2c3c4c5c6c7c8c9
r16
r243
r3592
r43215
r5457
r616
r7726
r8849753
r9394
Open this puzzle in the app
Difficulty
Medium
SE rating
2.6
Solution steps
55

Techniques this puzzle needs

Solved the way the SE rating measures it, reaching for the cheapest technique that still makes progress, this puzzle needs Full House, Naked Single, Hidden Single and Pointing Pair. The hardest of them sets its rating; the sudoku difficulty rating guide explains the scale.

Step-by-step solution

Every placement and elimination below is proved by a named technique, in the order the engine found them. Each technique links to its guide. Stuck on a different puzzle? The step-by-step solver narrates any grid you paste.

Show all 55 steps
  1. The Hidden Single places 2 in r8c2. Hidden Single
  2. The Hidden Single places 6 in r8c6. Hidden Single
  3. The Full House places 1 in r8c4. Full House
  4. The Hidden Single places 1 in r5c6. Hidden Single
  5. The Hidden Single places 7 in r1c8. Hidden Single
  6. The Hidden Single places 1 in r9c8. Hidden Single
  7. The Hidden Single places 1 in r7c1. Hidden Single
  8. The Hidden Single places 2 in r9c7. Hidden Single
  9. The Hidden Single places 6 in r9c3. Hidden Single
  10. The Full House places 5 in r7c3. Full House
  11. The Hidden Single places 5 in r9c6. Hidden Single
  12. The Hidden Single places 2 in r6c9. Hidden Single
  13. The Pointing Pair removes 7 from r3c1. Pointing Pair
  14. The Naked Single places 6 in r3c1. Naked Single
  15. The Hidden Single places 6 in r2c5. Hidden Single
  16. The Hidden Single places 2 in r2c3. Hidden Single
  17. The Hidden Single places 2 in r1c5. Hidden Single
  18. The Hidden Single places 1 in r1c2. Hidden Single
  19. The Hidden Single places 2 in r5c1. Hidden Single
  20. The Hidden Single places 1 in r2c9. Hidden Single
  21. The Hidden Single places 9 in r2c7. Hidden Single
  22. The Hidden Single places 5 in r2c2. Hidden Single
  23. The Hidden Single places 5 in r1c7. Hidden Single
  24. The Hidden Single places 5 in r6c1. Hidden Single
  25. The Hidden Single places 7 in r4c1. Hidden Single
  26. The Full House places 9 in r1c1. Full House
  27. The Hidden Single places 3 in r3c2. Hidden Single
  28. The Hidden Single places 6 in r4c2. Hidden Single
  29. The Full House places 8 in r6c2. Full House
  30. The Full House places 9 in r5c3. Full House
  31. The Hidden Single places 1 in r3c5. Hidden Single
  32. The Hidden Single places 4 in r3c7. Hidden Single
  33. The Full House places 8 in r3c9. Full House
  34. The Full House places 7 in r3c3. Full House
  35. The Full House places 8 in r1c3. Full House
  36. The Full House places 9 in r7c9. Full House
  37. The Full House places 8 in r7c8. Full House
  38. The Hidden Single places 9 in r4c4. Hidden Single
  39. The Hidden Single places 8 in r4c5. Hidden Single
  40. The Full House places 4 in r4c8. Full House
  41. The Hidden Single places 4 in r1c4. Hidden Single
  42. The Full House places 3 in r1c6. Full House
  43. The Hidden Single places 8 in r5c7. Hidden Single
  44. The Full House places 3 in r6c7. Full House
  45. The Hidden Single places 3 in r7c5. Hidden Single
  46. The Full House places 4 in r7c6. Full House
  47. The Hidden Single places 4 in r6c5. Hidden Single
  48. The Full House places 7 in r9c5. Full House
  49. The Full House places 8 in r9c4. Full House
  50. The Hidden Single places 8 in r2c6. Hidden Single
  51. The Full House places 7 in r2c4. Full House
  52. The Full House places 3 in r5c4. Full House
  53. The Full House places 6 in r5c8. Full House
  54. The Full House places 7 in r6c6. Full House
  55. The Full House places 9 in r6c8. Full House
Show the completed grid
The completed grid for October 16, 2026.
c1c2c3c4c5c6c7c8c9
r1918423576
r2452768931
r3637519428
r4763982145
r5249351867
r6581647392
r7175234689
r8824196753
r9396875214

More daily puzzles

Every day since the archive began has its own page. Browse the Daily sudoku archive, October 2026, or go back to today’s daily sudoku.