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Daily Sudoku for September 27, 2026

Updated

The daily sudoku for September 27, 2026 is a Hard puzzle with 26 clues and an SE rating of 4.2. 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 Hard daily sudoku for September 27, 2026.
c1c2c3c4c5c6c7c8c9
r1639
r28
r3135
r4
r5123
r62571
r773429
r869
r958371
Open this puzzle in the app
Difficulty
Hard
SE rating
4.2
Solution steps
58

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, Pointing Pair, Finned X-Wing and XY-Wing. 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 58 steps
  1. The Hidden Single places 3 in r4c4. Hidden Single
  2. The Hidden Single places 3 in r2c1. Hidden Single
  3. The Hidden Single places 1 in r1c1. Hidden Single
  4. The Hidden Single places 1 in r2c7. Hidden Single
  5. The Hidden Single places 1 in r8c3. Hidden Single
  6. The Hidden Single places 3 in r6c3. Hidden Single
  7. The Hidden Single places 2 in r4c5. Hidden Single
  8. The Hidden Single places 1 in r4c6. Hidden Single
  9. The Hidden Single places 2 in r1c4. Hidden Single
  10. The Hidden Single places 9 in r5c4. Hidden Single
  11. The Hidden Single places 7 in r8c4. Hidden Single
  12. The Hidden Single places 4 in r9c4. Hidden Single
  13. The Full House places 6 in r7c4. Full House
  14. The Hidden Single places 1 in r7c5. Hidden Single
  15. The Full House places 5 in r8c5. Full House
  16. The Hidden Single places 9 in r2c5. Hidden Single
  17. The Hidden Single places 9 in r6c2. Hidden Single
  18. The Hidden Single places 9 in r3c1. Hidden Single
  19. The Hidden Single places 9 in r9c3. Hidden Single
  20. The Hidden Single places 9 in r4c7. Hidden Single
  21. The Hidden Single places 3 in r8c7. Hidden Single
  22. The Hidden Single places 6 in r9c7. Hidden Single
  23. The Full House places 2 in r9c2. Full House
  24. The Full House places 8 in r8c2. Full House
  25. The Hidden Single places 2 in r3c7. Hidden Single
  26. The Hidden Single places 2 in r2c3. Hidden Single
  27. The Hidden Single places 2 in r8c9. Hidden Single
  28. The Full House places 4 in r8c8. Full House
  29. The Hidden Single places 8 in r4c8. Hidden Single
  30. The Full House places 6 in r2c8. Full House
  31. The Hidden Single places 8 in r5c1. Hidden Single
  32. The Full House places 4 in r4c1. Full House
  33. The Hidden Single places 6 in r3c6. Hidden Single
  34. The Hidden Single places 8 in r6c6. Hidden Single
  35. The Pointing Pair removes 7 from r5c3. Pointing Pair
  36. The Finned X-Wing removes 4 from r5c6. Finned X-Wing
  37. The Naked Single places 7 in r5c6. Naked Single
  38. The Hidden Single places 7 in r1c5. Hidden Single
  39. The XY-Wing removes 5 from r5c3. XY-Wing
  40. The Hidden Single places 5 in r5c7. Hidden Single
  41. The Hidden Single places 4 in r5c5. Hidden Single
  42. The Full House places 6 in r5c3. Full House
  43. The Full House places 6 in r6c5. Full House
  44. The Full House places 4 in r6c9. Full House
  45. The Full House places 6 in r4c9. Full House
  46. The Hidden Single places 4 in r3c2. Hidden Single
  47. The Hidden Single places 4 in r2c6. Hidden Single
  48. The Full House places 5 in r1c6. Full House
  49. The Hidden Single places 4 in r1c7. Hidden Single
  50. The Full House places 8 in r1c3. Full House
  51. The Full House places 8 in r7c7. Full House
  52. The Full House places 5 in r7c9. Full House
  53. The Hidden Single places 5 in r2c2. Hidden Single
  54. The Full House places 7 in r2c9. Full House
  55. The Full House places 7 in r4c2. Full House
  56. The Full House places 5 in r4c3. Full House
  57. The Full House places 7 in r3c3. Full House
  58. The Full House places 8 in r3c9. Full House
Show the completed grid
The completed grid for September 27, 2026.
c1c2c3c4c5c6c7c8c9
r1168275439
r2352894167
r3947136258
r4475321986
r5816947523
r6293568714
r7734612895
r8681759342
r9529483671

More daily puzzles

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