Suuudokuuu
Play

Daily Sudoku for October 4, 2026

Updated

The daily sudoku for October 4, 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 4, 2026.
c1c2c3c4c5c6c7c8c9
r131
r2163
r3562
r41
r5386
r61348
r779612
r884537
r98
Open this puzzle in the app
Difficulty
Medium
SE rating
2.6
Solution steps
56

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 56 steps
  1. The Hidden Single places 1 in r3c9. Hidden Single
  2. The Hidden Single places 3 in r3c6. Hidden Single
  3. The Hidden Single places 3 in r4c9. Hidden Single
  4. The Hidden Single places 8 in r7c5. Hidden Single
  5. The Hidden Single places 3 in r9c5. Hidden Single
  6. The Hidden Single places 4 in r7c8. Hidden Single
  7. The Hidden Single places 6 in r8c8. Hidden Single
  8. The Hidden Single places 9 in r8c2. Hidden Single
  9. The Hidden Single places 1 in r9c2. Hidden Single
  10. The Hidden Single places 2 in r8c6. Hidden Single
  11. The Full House places 1 in r8c5. Full House
  12. The Hidden Single places 2 in r4c4. Hidden Single
  13. The Hidden Single places 1 in r5c6. Hidden Single
  14. The Hidden Single places 4 in r9c4. Hidden Single
  15. The Full House places 7 in r2c4. Full House
  16. The Full House places 7 in r9c6. Full House
  17. The Naked Single places 3 in r7c1. Naked Single
  18. The Full House places 5 in r7c2. Full House
  19. The Pointing Pair removes 2 from r1c1, r1c3. Pointing Pair
  20. The Pointing Pair removes 4 from r1c7, r3c7. Pointing Pair
  21. The Hidden Single places 4 in r3c2. Hidden Single
  22. The Hidden Single places 8 in r3c3. Hidden Single
  23. The Hidden Single places 8 in r4c2. Hidden Single
  24. The Hidden Single places 6 in r6c2. Hidden Single
  25. The Hidden Single places 7 in r5c2. Hidden Single
  26. The Full House places 2 in r2c2. Full House
  27. The Hidden Single places 7 in r1c1. Hidden Single
  28. The Hidden Single places 6 in r1c3. Hidden Single
  29. The Full House places 9 in r2c1. Full House
  30. The Hidden Single places 6 in r9c1. Hidden Single
  31. The Full House places 2 in r9c3. Full House
  32. The Hidden Single places 2 in r5c1. Hidden Single
  33. The Full House places 4 in r4c1. Full House
  34. The Hidden Single places 6 in r4c5. Hidden Single
  35. The Hidden Single places 7 in r4c7. Hidden Single
  36. The Hidden Single places 7 in r3c8. Hidden Single
  37. The Full House places 9 in r3c7. Full House
  38. The Hidden Single places 4 in r5c7. Hidden Single
  39. The Hidden Single places 7 in r6c5. Hidden Single
  40. The Hidden Single places 2 in r6c8. Hidden Single
  41. The Hidden Single places 2 in r1c7. Hidden Single
  42. The Full House places 5 in r9c7. Full House
  43. The Full House places 9 in r9c9. Full House
  44. The Hidden Single places 9 in r6c3. Hidden Single
  45. The Full House places 5 in r4c3. Full House
  46. The Full House places 9 in r4c6. Full House
  47. The Full House places 5 in r6c9. Full House
  48. The Full House places 5 in r5c5. Full House
  49. The Full House places 9 in r5c8. Full House
  50. The Full House places 5 in r1c8. Full House
  51. The Hidden Single places 9 in r1c5. Hidden Single
  52. The Full House places 4 in r2c5. Full House
  53. The Hidden Single places 4 in r1c9. Hidden Single
  54. The Full House places 8 in r1c6. Full House
  55. The Full House places 5 in r2c6. Full House
  56. The Full House places 8 in r2c9. Full House
Show the completed grid
The completed grid for October 4, 2026.
c1c2c3c4c5c6c7c8c9
r1736198254
r2921745638
r3548623971
r4485269713
r5273851496
r6169374825
r7357986142
r8894512367
r9612437589

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.