Killer Sudoku
Update Time: April 19, 2026 at 08:09:22
In Killer Sudoku, every puzzle features cages that tell you the sum of the numbers inside. This extra information leads to beautiful logic that you will master as you progress through our handmade puzzles.
1
#16990Current Online
1
#22273Today's Peak
5
Monthly Average
14
#12449Monthly Peak
17
#13954Yearly Peak
85
#14751All-time Peak
December 17, 2020
Peak Month
1.18%
Current/Peak Ratio
Killer Sudoku Historical Online Stats Historical Online Stats
Last 30 Days
Avg Online6
Peak Online10
Change-36
Change %-85.71%
12/2020
Avg Online42
Peak Online85
Change+11
Change %+35.48%
01/2021
Avg Online31
Peak Online67
Change+13
Change %+72.22%
02/2021
Avg Online18
Peak Online40
Change+3
Change %+20.00%
03/2021
Avg Online15
Peak Online35
Change+3
Change %+25.00%
04/2021
Avg Online12
Peak Online27
Change+0
Change %+0.00%
05/2021
Avg Online12
Peak Online23
Change-5
Change %-29.41%
06/2021
Avg Online17
Peak Online46
Change-2
Change %-10.53%
07/2021
Avg Online19
Peak Online39
Change+5
Change %+35.71%
08/2021
Avg Online14
Peak Online29
Change+0
Change %+0.00%
09/2021
Avg Online14
Peak Online32
Change+1
Change %+7.69%
10/2021
Avg Online13
Peak Online27
Change-1
Change %-7.14%
11/2021
Avg Online14
Peak Online28
Change+2
Change %+16.67%
12/2021
Avg Online12
Peak Online33
Change+0
Change %+0.00%
01/2022
Avg Online12
Peak Online28
Change-1
Change %-7.69%
02/2022
Avg Online13
Peak Online27
Change+1
Change %+8.33%
03/2022
Avg Online12
Peak Online30
Change-11
Change %-47.83%
04/2022
Avg Online23
Peak Online51
Change+5
Change %+27.78%
05/2022
Avg Online18
Peak Online36
Change+2
Change %+12.50%
06/2022
Avg Online16
Peak Online33
Change+0
Change %+0.00%
07/2022
Avg Online16
Peak Online31
Change+2
Change %+14.29%
08/2022
Avg Online14
Peak Online28
Change+2
Change %+16.67%
09/2022
Avg Online12
Peak Online26
Change-1
Change %-7.69%
10/2022
Avg Online13
Peak Online27
Change+2
Change %+18.18%
11/2022
Avg Online11
Peak Online22
Change-1
Change %-8.33%
12/2022
Avg Online12
Peak Online22
Change+0
Change %+0.00%
01/2023
Avg Online12
Peak Online23
Change+2
Change %+20.00%
02/2023
Avg Online10
Peak Online22
Change+1
Change %+11.11%
03/2023
Avg Online9
Peak Online18
Change+0
Change %+0.00%
04/2023
Avg Online9
Peak Online18
Change-1
Change %-10.00%
05/2023
Avg Online10
Peak Online20
Change+2
Change %+25.00%
06/2023
Avg Online8
Peak Online18
Change-2
Change %-20.00%
07/2023
Avg Online10
Peak Online21
Change+1
Change %+11.11%
08/2023
Avg Online9
Peak Online19
Change+1
Change %+12.50%
09/2023
Avg Online8
Peak Online18
Change+0
Change %+0.00%
10/2023
Avg Online8
Peak Online17
Change-1
Change %-11.11%
11/2023
Avg Online9
Peak Online19
Change+1
Change %+12.50%
12/2023
Avg Online8
Peak Online20
Change-1
Change %-11.11%
01/2024
Avg Online9
Peak Online22
Change-1
Change %-10.00%
02/2024
Avg Online10
Peak Online19
Change+3
Change %+42.86%
03/2024
Avg Online7
Peak Online15
Change-1
Change %-12.50%
04/2024
Avg Online8
Peak Online18
Change+0
Change %+0.00%
05/2024
Avg Online8
Peak Online15
Change+0
Change %+0.00%
06/2024
Avg Online8
Peak Online18
Change+0
Change %+0.00%
07/2024
Avg Online8
Peak Online22
Change+0
Change %+0.00%
08/2024
Avg Online8
Peak Online16
Change-1
Change %-11.11%
09/2024
Avg Online9
Peak Online21
Change+2
Change %+28.57%
10/2024
Avg Online7
Peak Online17
Change-1
Change %-12.50%
11/2024
Avg Online8
Peak Online20
Change+0
Change %+0.00%
12/2024
Avg Online8
Peak Online19
Change+1
Change %+14.29%
01/2025
Avg Online7
Peak Online20
Change+1
Change %+16.67%
02/2025
Avg Online6
Peak Online16
Change+0
Change %+0.00%
03/2025
Avg Online6
Peak Online16
Change-1
Change %-14.29%
04/2025
Avg Online7
Peak Online14
Change+0
Change %+0.00%
05/2025
Avg Online7
Peak Online16
Change-1
Change %-12.50%
06/2025
Avg Online8
Peak Online19
Change+1
Change %+14.29%
07/2025
Avg Online7
Peak Online16
Change-1
Change %-12.50%
08/2025
Avg Online8
Peak Online18
Change+1
Change %+14.29%
09/2025
Avg Online7
Peak Online15
Change+1
Change %+16.67%
10/2025
Avg Online6
Peak Online17
Change+0
Change %+0.00%
11/2025
Avg Online6
Peak Online18
Change+0
Change %+0.00%
12/2025
Avg Online6
Peak Online16
Change-1
Change %-14.29%
01/2026
Avg Online7
Peak Online15
Change+1
Change %+16.67%
02/2026
Avg Online6
Peak Online17
Change+1
Change %+20.00%
03/2026
Avg Online5
Peak Online16
Change+0
Change %+0.00%