Sponsored Links

TOP > Difficult: Sudoku puzzlesLEVEL4

Sudoku puzzles

LEVEL:1| LEVEL:2| LEVEL:3| LEVEL:4|
LEVEL:5| LEVEL:6| LEVEL:7| LEVEL:8

Sudoku puzzles Expert

LEVEL:1| LEVEL:2| LEVEL:3| LEVEL:4|
LEVEL:5| LEVEL:6| LEVEL:7| LEVEL:8

THE FIRST TAKE

LEVEL:6| LEVEL:7| LEVEL:8

Sai(彩) mode Sudoku puzzles

LEVEL:1| LEVEL:2| LEVEL:3| LEVEL:4|
LEVEL:5| LEVEL:6| LEVEL:7

Sudoku puzzles 16

LEVEL:1| LEVEL:2| LEVEL:3| LEVEL:4|
LEVEL:5| LEVEL:6| LEVEL:7|

Difficult: Sudoku puzzlesLEVEL4

1	Average：00:19:59	Lv.4 Q5
2	Average：00:19:47	Daily Sudoku2017/11/15
3	Average：00:19:45	Daily Sudoku2016/10/24
4	Average：00:18:53	Lv.4 Q1
5	Average：00:18:37	Lv.4 Q26
6	Average：00:18:26	Daily Sudoku2018/05/18
7	Average：00:18:17	Daily Sudoku2016/12/08
8	Average：00:18:14	Lv.4 Q18
9	Average：00:18:10	Daily Sudoku2017/10/15
10	Average：00:17:28	Daily Sudoku2019/07/20
11	Average：00:17:18	Lv.4 Q79
12	Average：00:16:54	Daily Sudoku2018/07/29
13	Average：00:16:44	Daily Sudoku2019/12/13
14	Average：00:16:43	Daily Sudoku2017/04/12
15	Average：00:16:33	Daily Sudoku2017/05/21
16	Average：00:16:15	Daily Sudoku2018/03/15
17	Average：00:16:14	Daily Sudoku2016/01/04
18	Average：00:16:04	Daily Sudoku2017/12/06
19	Average：00:15:57	Daily Sudoku2016/11/28
20	Average：00:15:48	Lv.4 Q2
21	Average：00:15:44	Daily Sudoku2019/04/03
22	Average：00:15:33	Daily Sudoku2017/10/23
23	Average：00:15:22	Daily Sudoku2017/06/19
24	Average：00:15:08	Daily Sudoku2019/02/23
25	Average：00:15:07	Lv.4 Q40
26	Average：00:14:58	Daily Sudoku2018/07/11
27	Average：00:14:55	Daily Sudoku2019/06/09
28	Average：00:14:50	Daily Sudoku2018/11/13
29	Average：00:14:43	Lv.4 Q82
30	Average：00:14:43	Daily Sudoku2018/08/21
31	Average：00:14:34	Daily Sudoku2017/12/22
32	Average：00:14:30	Daily Sudoku2019/03/10
33	Average：00:14:24	Daily Sudoku2017/09/17
34	Average：00:14:24	Daily Sudoku2019/08/14
35	Average：00:14:23	Daily Sudoku2015/10/26
36	Average：00:14:22	Daily Sudoku2017/12/23
37	Average：00:14:21	Daily Sudoku2018/04/14
38	Average：00:14:18	Daily Sudoku2016/07/19
39	Average：00:14:09	Daily Sudoku2016/06/03
40	Average：00:14:07	Lv.4 Q48
41	Average：00:14:06	Daily Sudoku2016/11/29
42	Average：00:14:05	Daily Sudoku2019/04/06
43	Average：00:14:05	Daily Sudoku2016/10/23
44	Average：00:14:04	Daily Sudoku2017/05/18
45	Average：00:13:59	Daily Sudoku2016/09/21
46	Average：00:13:59	Daily Sudoku2019/06/13
47	Average：00:13:59	Daily Sudoku2017/04/26
48	Average：00:13:58	Daily Sudoku2017/02/14
49	Average：00:13:57	Daily Sudoku2016/09/17
50	Average：00:13:57	Daily Sudoku2019/01/17
51	Average：00:13:57	Daily Sudoku2017/03/28
52	Average：00:13:56	Daily Sudoku2016/05/24
53	Average：00:13:56	Daily Sudoku2017/08/26
54	Average：00:13:56	Daily Sudoku2017/08/28
55	Average：00:13:54	Daily Sudoku2019/02/20
56	Average：00:13:53	Daily Sudoku2017/05/08
57	Average：00:13:52	Daily Sudoku2017/06/08
58	Average：00:13:52	Lv.4 Q4
59	Average：00:13:51	Daily Sudoku2017/03/23
60	Average：00:13:50	Daily Sudoku2019/07/02
61	Average：00:13:49	Lv.4 Q99
62	Average：00:13:49	Daily Sudoku2019/05/15
63	Average：00:13:48	Daily Sudoku2017/07/12
64	Average：00:13:48	Daily Sudoku2018/07/03
65	Average：00:13:47	Daily Sudoku2016/04/02
66	Average：00:13:46	Daily Sudoku2017/01/14
67	Average：00:13:42	Daily Sudoku2017/02/10
68	Average：00:13:41	Daily Sudoku2019/02/26
69	Average：00:13:39	Lv.4 Q21
70	Average：00:13:34	Daily Sudoku2019/08/16
71	Average：00:13:32	Daily Sudoku2017/05/26
72	Average：00:13:32	Daily Sudoku2015/10/08
73	Average：00:13:31	Lv.4 Q23
74	Average：00:13:30	Daily Sudoku2019/08/23
75	Average：00:13:28	Daily Sudoku2019/05/05
76	Average：00:13:27	Daily Sudoku2017/08/08
77	Average：00:13:27	Daily Sudoku2018/06/14
78	Average：00:13:25	Daily Sudoku2017/06/01
79	Average：00:13:24	Lv.4 Q14
80	Average：00:13:22	Daily Sudoku2017/09/06
81	Average：00:13:22	Daily Sudoku2017/03/02
82	Average：00:13:21	Daily Sudoku2019/08/05
83	Average：00:13:21	Daily Sudoku2017/08/06
84	Average：00:13:20	Daily Sudoku2019/04/08
85	Average：00:13:17	Daily Sudoku2017/09/29
86	Average：00:13:14	Daily Sudoku2019/06/15
87	Average：00:13:14	Daily Sudoku2019/01/05
88	Average：00:13:13	Lv.4 Q93
89	Average：00:13:08	Daily Sudoku2017/08/01
90	Average：00:13:07	Daily Sudoku2019/11/15
91	Average：00:13:07	Lv.4 Q22
92	Average：00:13:06	Daily Sudoku2017/07/04
93	Average：00:13:03	Lv.4 Q68
94	Average：00:13:00	Lv.4 Q69
95	Average：00:13:00	Lv.4 Q198
96	Average：00:12:59	Daily Sudoku2018/12/29
97	Average：00:12:59	Lv.4 Q66
98	Average：00:12:58	Daily Sudoku2017/03/27
99	Average：00:12:58	Daily Sudoku2018/03/16
100	Average：00:12:57	Daily Sudoku2018/11/05

101	Average：00:12:57	Daily Sudoku2017/07/28
102	Average：00:12:56	Daily Sudoku2018/12/01
103	Average：00:12:56	Lv.4 Q80
104	Average：00:12:52	Daily Sudoku2018/02/06
105	Average：00:12:51	Daily Sudoku2019/07/05
106	Average：00:12:50	Daily Sudoku2017/05/22
107	Average：00:12:50	Daily Sudoku2017/10/30
108	Average：00:12:46	Lv.4 Q70
109	Average：00:12:44	Daily Sudoku2018/08/18
110	Average：00:12:42	Daily Sudoku2018/05/03
111	Average：00:12:41	Lv.4 Q27
112	Average：00:12:40	Daily Sudoku2018/01/22
113	Average：00:12:40	Daily Sudoku2019/12/10
114	Average：00:12:39	Daily Sudoku2017/03/16
115	Average：00:12:38	Daily Sudoku2017/10/11
116	Average：00:12:38	Daily Sudoku2019/11/28
117	Average：00:12:38	Daily Sudoku2018/02/22
118	Average：00:12:38	Daily Sudoku2015/02/03
119	Average：00:12:37	Daily Sudoku2017/01/25
120	Average：00:12:36	Daily Sudoku2018/09/14
121	Average：00:12:33	Daily Sudoku2019/07/04
122	Average：00:12:31	Daily Sudoku2017/08/09
123	Average：00:12:29	Daily Sudoku2016/01/21
124	Average：00:12:29	Daily Sudoku2019/04/05
125	Average：00:12:29	Daily Sudoku2019/06/22
126	Average：00:12:26	Daily Sudoku2017/02/18
127	Average：00:12:25	Daily Sudoku2016/04/15
128	Average：00:12:24	Daily Sudoku2016/02/01
129	Average：00:12:24	Daily Sudoku2017/03/25
130	Average：00:12:24	Daily Sudoku2019/07/19
131	Average：00:12:21	Daily Sudoku2017/08/07
132	Average：00:12:19	Daily Sudoku2015/05/17
133	Average：00:12:17	Daily Sudoku2017/04/21
134	Average：00:12:17	Daily Sudoku2017/01/06
135	Average：00:12:16	Daily Sudoku2017/12/27
136	Average：00:12:16	Daily Sudoku2018/10/07
137	Average：00:12:15	Daily Sudoku2015/07/17
138	Average：00:12:13	Daily Sudoku2015/08/05
139	Average：00:12:13	Daily Sudoku2017/07/02
140	Average：00:12:13	Daily Sudoku2016/02/04
141	Average：00:12:13	Daily Sudoku2022/01/20
142	Average：00:12:12	Daily Sudoku2019/03/11
143	Average：00:12:11	Daily Sudoku2018/12/13
144	Average：00:12:09	Daily Sudoku2018/06/11
145	Average：00:12:09	Daily Sudoku2019/01/02
146	Average：00:12:08	Daily Sudoku2016/04/06
147	Average：00:12:08	Daily Sudoku2019/02/05
148	Average：00:12:08	Daily Sudoku2015/01/28
149	Average：00:12:07	Daily Sudoku2020/04/26
150	Average：00:12:07	Lv.4 Q32
151	Average：00:12:06	Lv.4 Q24
152	Average：00:12:06	Daily Sudoku2016/02/29
153	Average：00:12:05	Daily Sudoku2017/05/04
154	Average：00:12:04	Lv.4 Q91
155	Average：00:12:02	Daily Sudoku2015/09/26
156	Average：00:12:02	Daily Sudoku2018/02/11
157	Average：00:12:01	Daily Sudoku2016/12/14
158	Average：00:12:01	Daily Sudoku2018/07/13
159	Average：00:12:01	Daily Sudoku2019/03/05
160	Average：00:12:01	Daily Sudoku2018/05/14
161	Average：00:12:00	Daily Sudoku2019/07/17
162	Average：00:12:00	Daily Sudoku2015/04/11
163	Average：00:11:58	Daily Sudoku2017/11/27
164	Average：00:11:57	Daily Sudoku2019/04/25
165	Average：00:11:54	Daily Sudoku2017/07/03
166	Average：00:11:53	Daily Sudoku2016/03/04
167	Average：00:11:53	Lv.4 Q89
168	Average：00:11:52	Daily Sudoku2018/02/09
169	Average：00:11:52	Daily Sudoku2017/12/29
170	Average：00:11:51	Daily Sudoku2019/03/22
171	Average：00:11:48	Lv.4 Q87
172	Average：00:11:46	Daily Sudoku2022/05/08
173	Average：00:11:43	Daily Sudoku2017/03/11
174	Average：00:11:42	Daily Sudoku2017/07/07
175	Average：00:11:41	Daily Sudoku2019/12/14
176	Average：00:11:40	Daily Sudoku2016/10/28
177	Average：00:11:40	Daily Sudoku2019/02/25
178	Average：00:11:39	Daily Sudoku2019/06/18
179	Average：00:11:39	Lv.4 Q43
180	Average：00:11:38	Daily Sudoku2023/04/03
181	Average：00:11:37	Lv.4 Q71
182	Average：00:11:37	Daily Sudoku2017/01/31
183	Average：00:11:37	Daily Sudoku2018/03/27
184	Average：00:11:36	Lv.4 Q100
185	Average：00:11:36	Daily Sudoku2022/12/29
186	Average：00:11:34	Daily Sudoku2019/09/16
187	Average：00:11:34	Daily Sudoku2018/08/29
188	Average：00:11:34	Daily Sudoku2018/03/22
189	Average：00:11:33	Daily Sudoku2020/06/13
190	Average：00:11:32	Daily Sudoku2019/05/18
191	Average：00:11:32	Lv.4 Q51
192	Average：00:11:31	Daily Sudoku2018/12/08
193	Average：00:11:30	Lv.4 Q50
194	Average：00:11:29	Daily Sudoku2020/01/31
195	Average：00:11:28	Daily Sudoku2018/10/17
196	Average：00:11:27	Daily Sudoku2019/02/24
197	Average：00:11:27	Lv.4 Q76
198	Average：00:11:26	Daily Sudoku2018/10/02
199	Average：00:11:26	Daily Sudoku2018/07/19
200	Average：00:11:26	Daily Sudoku2018/04/09

201	Average：00:11:26	Daily Sudoku2019/09/24
202	Average：00:11:26	Lv.4 Q30
203	Average：00:11:26	Lv.4 Q133
204	Average：00:11:25	Lv.4 Q85
205	Average：00:11:25	Daily Sudoku2018/05/31
206	Average：00:11:24	Daily Sudoku2018/05/30
207	Average：00:11:24	Daily Sudoku2016/11/20
208	Average：00:11:24	Daily Sudoku2017/05/20
209	Average：00:11:24	Daily Sudoku2021/12/29
210	Average：00:11:23	Daily Sudoku2015/04/15
211	Average：00:11:23	Lv.4 Q6
212	Average：00:11:22	Daily Sudoku2017/03/08
213	Average：00:11:22	Daily Sudoku2017/11/23
214	Average：00:11:21	Lv.4 Q38
215	Average：00:11:21	Daily Sudoku2017/02/05
216	Average：00:11:20	Daily Sudoku2025/01/27
217	Average：00:11:20	Daily Sudoku2017/10/02
218	Average：00:11:19	Daily Sudoku2015/07/11
219	Average：00:11:19	Daily Sudoku2018/04/13
220	Average：00:11:19	Daily Sudoku2019/03/27
221	Average：00:11:19	Daily Sudoku2018/05/13
222	Average：00:11:18	Daily Sudoku2015/08/30
223	Average：00:11:17	Daily Sudoku2025/07/13
224	Average：00:11:17	Daily Sudoku2016/12/23
225	Average：00:11:17	Daily Sudoku2015/06/15
226	Average：00:11:16	Daily Sudoku2017/09/20
227	Average：00:11:16	Daily Sudoku2015/08/07
228	Average：00:11:15	Daily Sudoku2018/01/12
229	Average：00:11:14	Lv.4 Q73
230	Average：00:11:14	Daily Sudoku2017/09/26
231	Average：00:11:14	Daily Sudoku2015/12/26
232	Average：00:11:12	Daily Sudoku2016/03/06
233	Average：00:11:12	Daily Sudoku2019/05/25
234	Average：00:11:12	Daily Sudoku2018/05/01
235	Average：00:11:11	Daily Sudoku2017/09/07
236	Average：00:11:11	Daily Sudoku2021/04/02
237	Average：00:11:10	Daily Sudoku2018/02/23
238	Average：00:11:08	Daily Sudoku2019/07/22
239	Average：00:11:08	Lv.4 Q141
240	Average：00:11:08	Daily Sudoku2019/02/03
241	Average：00:11:07	Daily Sudoku2025/05/10
242	Average：00:11:07	Lv.4 Q222
243	Average：00:11:06	Daily Sudoku2015/11/11
244	Average：00:11:05	Daily Sudoku2016/01/27
245	Average：00:11:05	Lv.4 Q157
246	Average：00:11:05	Daily Sudoku2019/07/03
247	Average：00:11:04	Daily Sudoku2018/01/27
248	Average：00:11:04	Daily Sudoku2018/10/24
249	Average：00:11:04	Daily Sudoku2019/06/26
250	Average：00:11:03	Daily Sudoku2017/08/13
251	Average：00:11:03	Daily Sudoku2017/10/05
252	Average：00:11:03	Lv.4 Q113
253	Average：00:11:02	Lv.4 Q19
254	Average：00:11:02	Daily Sudoku2017/04/05
255	Average：00:11:02	Daily Sudoku2016/04/30
256	Average：00:11:02	Lv.4 Q59
257	Average：00:11:01	Daily Sudoku2020/06/07
258	Average：00:11:01	Daily Sudoku2017/04/03
259	Average：00:11:01	Daily Sudoku2015/03/07
260	Average：00:11:00	Daily Sudoku2017/02/13
261	Average：00:11:00	Daily Sudoku2018/11/24
262	Average：00:10:59	Daily Sudoku2015/12/14
263	Average：00:10:59	Lv.4 Q31
264	Average：00:10:59	Daily Sudoku2018/12/16
265	Average：00:10:59	Daily Sudoku2019/07/14
266	Average：00:10:58	Daily Sudoku2017/07/19
267	Average：00:10:57	Daily Sudoku2016/11/19
268	Average：00:10:57	Daily Sudoku2015/05/13
269	Average：00:10:57	Daily Sudoku2018/01/17
270	Average：00:10:56	Daily Sudoku2020/11/12
271	Average：00:10:55	Lv.4 Q193
272	Average：00:10:55	Daily Sudoku2018/03/09
273	Average：00:10:55	Lv.4 Q3
274	Average：00:10:55	Daily Sudoku2016/09/10
275	Average：00:10:55	Daily Sudoku2024/12/20
276	Average：00:10:54	Daily Sudoku2018/10/13
277	Average：00:10:54	Daily Sudoku2018/08/04
278	Average：00:10:52	Daily Sudoku2017/05/03
279	Average：00:10:50	Daily Sudoku2017/01/19
280	Average：00:10:49	Lv.4 Q184
281	Average：00:10:49	Daily Sudoku2017/05/28
282	Average：00:10:49	Daily Sudoku2016/01/19
283	Average：00:10:49	Daily Sudoku2015/11/10
284	Average：00:10:49	Daily Sudoku2018/07/14
285	Average：00:10:47	Daily Sudoku2017/06/15
286	Average：00:10:47	Lv.4 Q90
287	Average：00:10:47	Daily Sudoku2016/11/27
288	Average：00:10:46	Daily Sudoku2017/05/24
289	Average：00:10:46	Daily Sudoku2016/10/30
290	Average：00:10:44	Daily Sudoku2019/09/22
291	Average：00:10:44	Daily Sudoku2019/05/04
292	Average：00:10:44	Lv.4 Q33
293	Average：00:10:43	Daily Sudoku2017/07/10
294	Average：00:10:43	Daily Sudoku2017/11/06
295	Average：00:10:43	Lv.4 Q10
296	Average：00:10:43	Daily Sudoku2017/04/28
297	Average：00:10:42	Daily Sudoku2017/11/11
298	Average：00:10:42	Daily Sudoku2016/06/08
299	Average：00:10:42	Lv.4 Q252
300	Average：00:10:42	Daily Sudoku2017/06/07

• TOP
• My page(Login)
• Daily Sudoku
• Back Numbers
• Sudoku puzzles
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5 ->LEVEL:6
• LEVEL:7 ->LEVEL:8
• Sai(彩) mode Sudoku puzzles
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5 ->LEVEL:6
• LEVEL:7
• Sudoku 16
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5 ->LEVEL:6
• LEVEL:7
• Sudoku 6
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5
• Average time
• Top 300 difficult puzzles
• High Score
• Medals
• Rules
• Sudoku Tricks
• Solving Techniques
• Hidden Singles
• Naked Pairs/Triples/Quads
• Hidden Pairs/Triples/Quads
• Pointing Pairs
• X-Wing
• Y-Wing
• Simple Coloring
• Simple Chain
• Sword-Fish
• XYZ-Wing
• X-Cycles
• BUG+1
• XY-Chains
• Jelly Fish
• Unique Rectangles
• Extended Unique Rect.
• Hidden Unique Rect's
• WXYZ-Wing
• Aligned Pair Exclusion
• Sudoku problem solver program
• How to create Sudoku problems
• 1 Creating the answer
• 2 Creating blank boxes
• 3 Sudoku solver program
• 4 Creating problems with fewer clues
• About Sudoku (column)
• About Sudoku
• Possible combinations of Sudoku
• About Sudoku techniques
• Contact
• Download