@bostonlou | Sudoku a Day

Date	Difficulty	Time	Rank	Rating +/-
Sep 1, 2026	Master	3:16	#65 / 525	-0.7
Aug 17, 2026	Medium	0:56	#7 / 1343	+3.1
Aug 16, 2026	Medium	0:36	#3 / 1403	+2.6
Aug 15, 2026	Medium	0:42	-	-1.7
Aug 14, 2026	Medium	1:06	-	-1.7
Aug 13, 2026	Master	10:36	-	-2.6
Jul 31, 2026	Medium	0:40	-	-0.8
Jul 30, 2026	Medium	0:48	-	-2.7
Jul 29, 2026	Medium	0:57	#7 / 1289	+4.1
Jul 28, 2026	Medium	1:50	#117 / 1350	+2.2
Jul 27, 2026	Medium	1:44	#167 / 1470	+2.3
Jul 26, 2026	Hard	1:32	#28 / 1275	+6.9
Jul 25, 2026	Master	4:06	-	-1.5
Jul 24, 2026	Hard	2:10	-	+0.3
Jul 23, 2026	Hard	1:18	#31 / 1344	+5.8
Jul 22, 2026	Hard	1:32	-	+1.0
Jul 21, 2026	Easy	0:30	#4 / 405	+1.6
Jul 20, 2026	Hard	2:20	-	+0.9
Jul 19, 2026	Hard	1:22	-	+0.5
Jul 18, 2026	Medium	0:33	-	-1.1
Jul 17, 2026	Expert	1:47	-	+1.5
Jul 16, 2026	Medium	1:43	-	-2.6
Jul 15, 2026	Medium	1:33	#121 / 1342	-2.3
Jul 14, 2026	Medium	1:12	#51 / 1406	-0.8
Jul 13, 2026	Medium	1:36	#80 / 1295	-2.0
Jul 12, 2026	Easy	0:23	-	-1.6
Jul 11, 2026	Easy	0:52	#20 / 427	-
Jul 11, 2026	Medium	2:14	#343 / 1376	-3.7
Jul 10, 2026	Easy	0:50	-	-1.9
Jul 9, 2026	Easy	0:50	-	-2.7
Jul 8, 2026	Hard	3:46	#600 / 1387	-2.4
Jul 7, 2026	Easy	0:56	-	-2.7
Jul 6, 2026	Easy	1:12	-	-3.8
Jul 5, 2026	Easy	0:34	-	-3.3
Jul 4, 2026	Easy	0:30	-	-1.8
Jul 3, 2026	Easy	0:26	-	-2.1
Jul 2, 2026	Easy	0:36	-	-1.9
Jul 1, 2026	Medium	0:40	-	-2.8
Jun 30, 2026	Easy	0:24	-	-3.1
Jun 29, 2026	Easy	0:50	-	-2.2
Jun 28, 2026	Easy	1:14	-	-2.7
Jun 27, 2026	Easy	0:52	-	-3.4
Jun 26, 2026	Easy	0:57	-	-4.1
Jun 25, 2026	Easy	0:50	#32 / 361	+2.1
Jun 24, 2026	Easy	0:50	-	-3.7
Jun 23, 2026	Easy	0:31	-	-1.5
Jun 22, 2026	Easy	1:01	#39 / 327	+2.7
Jun 21, 2026	Easy	0:43	#26 / 371	+2.4
Jun 20, 2026	Easy	0:46	-	-1.5
Jun 19, 2026	Easy	0:54	-	-2.7
Jun 18, 2026	Easy	0:44	#23 / 351	+2.5
Jun 17, 2026	Easy	1:04	-	-1.7
Jun 16, 2026	Easy	1:00	#36 / 332	+2.6
Jun 15, 2026	Easy	0:44	#21 / 328	-1.3
Jun 14, 2026	Easy	0:44	#22 / 367	+2.5
Jun 13, 2026	Easy	0:49	#27 / 350	+2.2
Jun 12, 2026	Easy	1:07	-	-4.5
Jun 11, 2026	Easy	0:58	-	-1.7
Jun 10, 2026	Easy	0:56	-	-1.7
Jun 9, 2026	Easy	0:51	-	-3.1
Jun 8, 2026	Easy	0:43	-	-1.9
Jun 7, 2026	Easy	1:03	#44 / 365	+2.5
Jun 6, 2026	Easy	0:52	#19 / 309	+3.4
Jun 5, 2026	Easy	0:58	#17 / 312	+3.2
Jun 4, 2026	Easy	0:55	#39 / 330	+3.8
Jun 3, 2026	Easy	0:50	#37 / 380	-2.8
Jun 2, 2026	Easy	0:58	#52 / 394	+3.0
Jun 1, 2026	Medium	1:46	#229 / 1349	+6.3
May 31, 2026	Easy	0:50	-	-4.3
May 30, 2026	Easy	0:45	#23 / 302	+3.4
May 29, 2026	Easy	0:43	#15 / 306	+3.2
May 28, 2026	Easy	1:04	#61 / 334	+2.9
May 27, 2026	Easy	0:43	#32 / 339	+3.3
May 26, 2026	Easy	1:00	-	-3.3
May 25, 2026	Easy	0:52	#46 / 326	-1.0
May 24, 2026	Easy	0:44	-	-1.0
May 23, 2026	Easy	0:49	-	-2.8
May 22, 2026	Easy	0:46	-	-4.2
May 21, 2026	Easy	0:59	-	-5.6
May 20, 2026	Easy	0:55	-	-4.9
May 19, 2026	Easy	1:15	-	-
May 19, 2026	Medium	1:28	-	+0.9
May 18, 2026	Easy	1:04	-	+7.7
May 17, 2026	Easy	1:03	-	+6.4
May 16, 2026	Easy	1:09	#77 / 346	+21.2
May 15, 2026	Easy	1:23	-	+0.9
May 14, 2026	Easy	0:58	#45 / 313	+20.2
May 13, 2026	Master	8:12	-	+2.7
May 12, 2026	Medium	1:55	-	-1.4
May 11, 2026	Easy	1:08	-	-2.7
May 10, 2026	Hard	4:39	-	+4.1
May 9, 2026	Expert	3:05	-	+11.5
May 8, 2026	Easy	1:05	-	-2.1
May 7, 2026	Expert	8:11	#408 / 632	+6.3
May 6, 2026	Easy	1:03	-	-
May 6, 2026	Hard	4:58	-	+4.6
May 5, 2026	Easy	0:51	-	+3.9
May 4, 2026	Easy	1:10	#77 / 344	+13.5
May 3, 2026	Easy	1:05	-	+3.9
May 2, 2026	Easy	1:37	#116 / 326	+11.2
May 1, 2026	Easy	0:57	#39 / 362	+15.9
Apr 30, 2026	Easy	1:11	#88 / 309	+12.6
Apr 29, 2026	Easy	0:58	#52 / 325	+5.9
Apr 28, 2026	Medium	1:57	#158 / 1229	+1.9
Apr 27, 2026	Medium	2:30	-	+0.9
Apr 26, 2026	Medium	1:31	#92 / 1244	+15.5
Apr 25, 2026	Medium	1:10	#57 / 1235	+13.3
Apr 24, 2026	Medium	2:00	#296 / 1186	-0.7
Apr 23, 2026	Medium	1:48	#71 / 1114	+12.9
Apr 22, 2026	Medium	2:12	-	-1.2
Apr 21, 2026	Medium	1:30	#260 / 1295	+2.0
Apr 20, 2026	Medium	1:26	#194 / 1320	+6.2
Apr 19, 2026	Medium	1:16	#55 / 1296	+5.8
Apr 18, 2026	Medium	1:38	#172 / 1273	+5.3
Apr 17, 2026	Medium	2:18	#237 / 1235	+1.4
Apr 16, 2026	Medium	1:56	#262 / 1305	+14.4
Apr 15, 2026	Medium	1:47	#614 / 1381	+5.4
Apr 14, 2026	Medium	1:46	#207 / 1303	+7.1
Apr 13, 2026	Medium	1:14	#153 / 1429	+16.9
Apr 12, 2026	Medium	1:34	#164 / 1375	+7.1
Apr 11, 2026	Medium	2:06	-	-0.4
Apr 10, 2026	Medium	2:46	#468 / 1342	+0.6
Apr 9, 2026	Medium	2:14	#589 / 1423	+4.8
Apr 8, 2026	Medium	1:47	#279 / 1401	+4.0
Apr 7, 2026	Medium	2:18	#68 / 1178	+6.2
Apr 6, 2026	Medium	1:52	#637 / 1424	+6.2
Apr 5, 2026	Medium	1:25	#206 / 1337	+7.8
Apr 4, 2026	Medium	1:48	#221 / 1291	+4.7
Apr 3, 2026	Medium	1:34	#367 / 1365	+20.1
Apr 2, 2026	Medium	1:18	#34 / 1267	+23.8
Apr 1, 2026	Medium	2:00	-	+2.5
Mar 31, 2026	Medium	1:49	-	-
Mar 31, 2026	Easy	1:10	-	-3.3
Mar 30, 2026	Medium	1:54	-	-
Mar 30, 2026	Easy	0:58	-	-1.3
Mar 29, 2026	Medium	2:31	-	-2.1
Mar 28, 2026	Medium	1:31	-	+0.5
Mar 27, 2026	Medium	1:20	-	-
Mar 27, 2026	Easy	1:03	-	+0.3
Mar 26, 2026	Medium	2:27	-	-0.5
Mar 25, 2026	Medium	1:22	#119 / 1228	+13.3
Mar 24, 2026	Medium	1:58	#430 / 1219	+10.1
Mar 23, 2026	Medium	1:38	#294 / 1224	+8.0
Mar 22, 2026	Medium	1:23	-	-
Mar 22, 2026	Hard	10:40	-	-3.9
Mar 21, 2026	Medium	1:07	#63 / 1271	+8.9
Mar 20, 2026	Medium	1:31	#195 / 1249	+8.0
Mar 19, 2026	Medium	1:46	-	-1.0
Mar 18, 2026	Medium	1:18	-	+1.6
Mar 17, 2026	Medium	2:22	#650 / 1283	+5.2
Mar 16, 2026	Medium	1:27	#317 / 1343	+8.7
Mar 15, 2026	Medium	1:35	-	-2.0
Mar 14, 2026	Medium	1:45	-	-4.5
Mar 13, 2026	Medium	1:27	#141 / 1311	+9.4
Mar 12, 2026	Medium	1:21	#105 / 1299	+9.8
Mar 11, 2026	Medium	1:49	#244 / 1250	+10.2
Mar 10, 2026	Medium	1:19	#130 / 1266	+9.9
Mar 9, 2026	Medium	1:33	#143 / 1226	+12.3
Mar 8, 2026	Medium	1:15	-	+0.1
Mar 7, 2026	Medium	1:19	#82 / 1224	+10.5
Mar 6, 2026	Medium	2:17	#395 / 1219	+8.8
Mar 5, 2026	Medium	1:16	-	+2.9
Mar 4, 2026	Medium	1:24	-	-
Mar 4, 2026	Easy	0:43	-	+0.5
Mar 3, 2026	Medium	1:12	-	-
Mar 3, 2026	Easy	0:55	-	-1.8
Mar 2, 2026	Medium	1:24	-	-
Mar 2, 2026	Easy	0:43	-	-2.0
Mar 1, 2026	Medium	1:24	-	-
Mar 1, 2026	Easy	0:58	-	+1.3
Feb 28, 2026	Hard	3:44	-	+2.7
Feb 27, 2026	Hard	2:09	#295 / 1448	+13.6
Feb 26, 2026	Hard	5:45	-	-0.4
Feb 25, 2026	Hard	6:46	-	-0.4
Feb 24, 2026	Hard	2:42	#331 / 904	+12.6
Feb 23, 2026	Hard	9:43	-	-3.7
Feb 22, 2026	Hard	12:31	-	-3.7
Feb 21, 2026	Hard	5:14	#217 / 605	+6.7
Feb 20, 2026	Easy	1:00	-	-
Feb 20, 2026	Hard	3:37	-	-0.1
Feb 19, 2026	Easy	0:53	-	-5.8
Feb 18, 2026	Easy	0:49	-	-1.1
Feb 17, 2026	Hard	3:05	#160 / 514	+9.7
Feb 16, 2026	Hard	3:46	-	-1.4
Feb 15, 2026	Medium	1:28	#25 / 374	+6.5
Feb 14, 2026	Easy	0:50	-	-4.0
Feb 13, 2026	Hard	2:56	#70 / 483	+11.5
Feb 12, 2026	Hard	4:29	#238 / 493	+7.1
Feb 11, 2026	Hard	9:37	-	-3.2
Feb 10, 2026	Medium	2:17	-	-1.3
Feb 9, 2026	Easy	1:00	-	-5.1
Feb 8, 2026	Medium	1:29	#96 / 426	+6.1
Feb 7, 2026	Medium	2:23	-	-4.1
Feb 6, 2026	Medium	1:33	#31 / 364	+8.2
Feb 5, 2026	Medium	1:38	-	-3.1
Feb 4, 2026	Medium	2:14	-	-1.0
Feb 3, 2026	Medium	1:33	#55 / 367	+8.8
Feb 2, 2026	Medium	2:24	#87 / 335	+3.4
Feb 1, 2026	Medium	1:19	-	+0.5
Jan 31, 2026	Medium	2:08	-	-1.4
Jan 30, 2026	Medium	0:56	-	-0.3
Jan 29, 2026	Hard	3:02	-	-1.8
Jan 28, 2026	Easy	0:45	-	-4.8
Jan 27, 2026	Easy	0:23	-	-4.0
Jan 26, 2026	Easy	0:59	#18 / 54	-2.7
Jan 25, 2026	Easy	0:48	#20 / 57	+2.3
Jan 24, 2026	Easy	0:33	#3 / 54	+3.3
Jan 23, 2026	Easy	0:22	-	-4.8
Jan 22, 2026	Expert	3:43	-	-1.8
Jan 21, 2026	Expert	3:07	-	+1.3
Jan 20, 2026	Easy	0:29	-	-4.2
Jan 19, 2026	Easy	0:39	-	-3.9
Jan 18, 2026	Expert	3:29	#30 / 144	-0.3
Jan 17, 2026	Easy	0:30	#6 / 61	-2.3
Jan 16, 2026	Hard	1:27	-	-0.6
Jan 15, 2026	Hard	1:38	-	-0.7
Jan 14, 2026	Expert	2:44	-	-0.5
Jan 13, 2026	Expert	1:46	-	-0.2
Jan 12, 2026	Easy	0:27	-	-4.4
Jan 11, 2026	Expert	3:02	#57 / 165	+11.9
Jan 10, 2026	Easy	0:28	#5 / 57	+2.5
Jan 9, 2026	Easy	0:27	#4 / 52	+3.2
Jan 8, 2026	Easy	0:26	#3 / 48	+2.4
Jan 7, 2026	Easy	0:32	#4 / 55	+3.3
Jan 6, 2026	Easy	0:24	#3 / 47	+2.4
Jan 5, 2026	Easy	0:28	-	-2.8
Jan 4, 2026	Easy	0:24	#3 / 53	+3.0
Jan 3, 2026	Hard	3:33	-	-0.2
Jan 2, 2026	Expert	3:50	#50 / 155	+0.8
Jan 1, 2026	Expert	5:28	-	+0.1
Dec 31, 2025	Hard	2:20	-	+2.1
Dec 30, 2025	Hard	5:58	-	-2.0
Dec 29, 2025	Hard	2:45	#48 / 331	+10.2
Dec 28, 2025	Hard	4:22	-	-2.2
Dec 27, 2025	Hard	1:03	-	-0.9
Dec 26, 2025	Hard	2:13	#57 / 351	+8.6
Dec 25, 2025	Hard	2:14	#32 / 316	+10.5
Dec 24, 2025	Hard	1:50	#7 / 310	+10.5
Dec 23, 2025	Hard	1:25	-	+1.4
Dec 22, 2025	Hard	1:17	-	+1.3
Dec 21, 2025	Hard	1:17	#18 / 349	+8.9
Dec 20, 2025	Hard	3:01	-	-1.9
Dec 19, 2025	Hard	2:46	-	-2.9
Dec 18, 2025	Hard	9:39	#200 / 266	-1.4
Dec 17, 2025	Hard	2:28	#49 / 302	+8.7
Dec 16, 2025	Hard	1:45	#39 / 334	+7.7
Dec 15, 2025	Hard	1:35	#13 / 321	+8.9
Dec 14, 2025	Hard	1:36	#30 / 331	+7.5
Dec 13, 2025	Hard	2:15	#15 / 266	+7.7
Dec 12, 2025	Hard	1:45	-	-0.7

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