Slitherlink


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Slitherlink (also known as Fences and Loop the Loop) is a logic puzzle with simple rules and challenging solutions.

The rules are simple. You have to draw lines between the dots to form a single loop without crossings or branches. The numbers indicate how many lines surround it.
Left click between the dots to connect them. Right click to mark with X.

Video Tutorial
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Slitherlink


5x5 Normal Loop | 5x5 Hard Loop | 7x7 Normal Loop | 7x7 Hard Loop | 10x10 Normal Loop | 10x10 Hard Loop | 15x15 Normal Loop | 15x15 Hard Loop | 20x20 Normal Loop | 20x20 Hard Loop | 25x30 Normal Loop | 25x30 Hard Loop

This Month
1. zzzzz0229
17
01:11.24
2. xxbh02jf 01:51.78
3. ysh2020 02:37.75
4. fufafofafufi 02:47.77
5. Alexln
28
02:49.25
6. dailinli
54
02:51.22
7. jacjac 02:54.12
8. BigTom 02:58.20
9. fufafofofofafuu 03:01.89
10. Kenolo353
119
03:05.23
11. ashark 03:06.15
12. 3328037
69
03:18.99
13. hkjsf
153
03:21.36
14. suzuho 03:37.91
15. Sonar
82
03:41.79
16. qobi
234
03:47.61
17. rekted 03:50.20
18. 3QxQ3 03:58.99
19. John9439
165
04:17.21
20. cecile 05:09.05
This Week
1. zzzzz0229
17
01:11.24
2. ysh2020 02:37.75
3. Alexln
28
02:49.25
4. jacjac 02:54.12
5. BigTom 02:58.20
6. Kenolo353
119
03:10.33
7. 3328037
69
03:18.99
8. suzuho 03:37.91
9. rekted 03:50.20
10. 3QxQ3 03:58.99
11. gorilla801
1
05:41.36
12. mhkmhk 06:19.74
13. DaveS91 06:35.95
14. wyq97 06:46.66
15. yingtao 07:30.56
16. Olalawka
11
09:51.36
17. w1a1n2g
8
10:43.21
18. rurijj 10:54.35
19. giovannipu
23
11:48.74
20. Twuwutu
55
12:12.23
Today
1. ysh2020 02:37.75
2. Kenolo353
119
03:18.05
3. BigTom 03:23.29
4. Uthor 24d 20:31:23.64
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
MO3
1. zzzzz0229
17
01:10.20
2. numbrr
308
01:27.98
3. home
204
01:37.99
4. PuzzleMaestro
90
01:42.88
5. vowels
216
01:50.83
6. cknori95
65
01:52.13
7. KkLewandowski
79
01:56.72
8. harveyrice
53
01:59.87
9. bakpao
67
02:03.35
10. Bluegill16384
210
02:08.09
AO5
1. zzzzz0229
17
01:11.53
2. numbrr
308
01:30.14
3. home
204
01:40.95
4. PuzzleMaestro
90
01:43.63
5. KkLewandowski
79
01:58.03
6. vowels
216
01:58.57
7. cknori95
65
01:58.67
8. bakpao
67
02:05.19
9. harveyrice
53
02:05.27
10. Bluegill16384
210
02:08.54
AO12
1. numbrr
308
01:31.67
2. home
204
01:48.65
3. vowels
216
02:01.91
4. bakpao
67
02:10.37
5. KkLewandowski
79
02:11.09
6. Bluegill16384
210
02:16.77
7. cknori95
65
02:17.31
8. Make
278
02:17.51
9. harveyrice
53
02:25.85
10. NickeNix
126
02:28.42
Robots / programmatic solversinfo  
1.dbut2
37
00:00.020
2.joshprzybyszewski
18
00:00.060
3.jllachan00:00.520

* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
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2026-03-05 11:19:42

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