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
Hide the rules
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

New Puzzle
This Month
1. martosss
100
 00:09.19
2. Hanman 00:10.58
3. fufafofofofafuu 00:11.15
4. fufafofafufi 00:12.12
5. Kenolo353
122
 00:12.52
6. quad
90
 00:13.53
7. 3328037
74
 00:17.41
8. ysh2020 00:17.82
9. suzuho 00:17.87
10. Rhododendron
152
 00:19.95
11. SangsangLover
31
 00:20.01
12. CTCCTES 00:20.78
13. dailinli
55
 00:21.02
14. Dorice
267
 00:23.08
15. qobi
235
 00:25.48
16. eljot
32
 00:25.94
17. nagoyan
13
 00:27.20
18. sifk491
13
 00:27.57
19. cecile 00:27.69
20. katsudon
1
 00:28.09
This Week
1. Hanman 00:11.46
2. quad
90
 00:13.53
3. Kenolo353
122
 00:16.72
4. Satake
11
 00:28.89
5. nagoyan
13
 00:28.93
6. eljot
32
 00:30.92
7. Gadget3112
35
 00:30.94
8. pph4br
13
 00:33.82
9. luoyue
1
 00:35.07
10. JiaoZY 00:38.28
11. Noy
14
 00:40.04
12. cengiz1986 00:43.44
13. goepet 00:45.12
14. kantikshah
18
 00:45.88
15. 贝壳
7
 01:01.39
16. Grymhar 01:02.39
17. Cookie1
5
 01:03.21
18. TeaKanaya
2
 01:10.81
19. w miao
27
 01:21.89
20. Stevenzzy 01:28.37
Today
1. eljot
32
 00:33.43
2. pph4br
13
 00:33.82
3. luoyue
1
 00:35.07
4. goepet 00:51.72
5. congconglj 02:37.05
6. Horn
20
 02:39.38
7. jessicajimin 03:13.53
8. TrimTom2
23
 04:02.77
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. PuzzleMaestro
92
 00:07.65
2. numbrr
314
 00:08.30
3. vowels
216
 00:08.64
4. dkxxznxxx
33
 00:08.66
5. martosss
100
 00:09.36
6. cknori95
65
 00:09.75
7. avani
36
 00:10.40
8. KkLewandowski
80
 00:10.98
9. Make
279
 00:11.80
10. arcer
168
 00:12.28
AO5
1. PuzzleMaestro
92
 00:07.80
2. numbrr
314
 00:08.54
3. vowels
216
 00:08.98
4. dkxxznxxx
33
 00:10.01
5. martosss
100
 00:10.09
6. cknori95
65
 00:10.24
7. avani
36
 00:10.88
8. KkLewandowski
80
 00:11.17
9. arcer
168
 00:12.32
10. Make
279
 00:12.46
AO12
1. PuzzleMaestro
92
 00:08.53
2. numbrr
314
 00:09.21
3. vowels
216
 00:10.32
4. cknori95
65
 00:11.00
5. martosss
100
 00:11.54
6. KkLewandowski
80
 00:11.66
7. Make
279
 00:12.76
8. qqwref
266
 00:13.45
9. arcer
168
 00:13.48
10. dkxxznxxx
33
 00:13.89
Robots / programmatic solversinfo  
1.dbut2
38
00:00.006
2.joshprzybyszewski
18
00:00.059
3.jllachan00:00.512

* 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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