@oalvarezg | Sudoku a Day

Date	Difficulty	Time	Rank	Rating +/-
Aug 31, 2026	Expert	11:38	#385 / 547	-1.4
Aug 30, 2026	Expert	7:28	#414 / 628	+4.3
Aug 29, 2026	Expert	6:34	#125 / 468	+5.4
Aug 28, 2026	Expert	6:22	#396 / 667	+0.7
Aug 27, 2026	Expert	8:52	#477 / 692	-2.4
Aug 26, 2026	Expert	9:01	#296 / 579	-0.5
Aug 25, 2026	Expert	9:02	#358 / 620	+3.8
Aug 24, 2026	Expert	7:38	#355 / 647	+5.1
Aug 23, 2026	Expert	9:10	#270 / 545	-1.6
Aug 22, 2026	Expert	7:10	#252 / 630	+5.4
Aug 21, 2026	Expert	8:06	#354 / 645	+0.3
Aug 20, 2026	Expert	11:37	#408 / 591	-1.8
Aug 19, 2026	Expert	6:07	#453 / 742	+6.1
Aug 18, 2026	Expert	12:10	#473 / 632	-2.4
Aug 17, 2026	Expert	8:10	#315 / 605	+4.8
Aug 16, 2026	Expert	8:57	#139 / 441	-
Aug 15, 2026	Expert	8:30	#381 / 643	-0.3
Aug 14, 2026	Expert	5:42	#273 / 657	+7.4
Aug 13, 2026	Expert	11:50	#255 / 444	-1.9
Aug 12, 2026	Expert	8:29	#373 / 662	+4.7
Aug 11, 2026	Expert	13:08	#658 / 734	-2.6
Aug 10, 2026	Expert	9:44	#497 / 721	-0.6
Aug 9, 2026	Expert	8:21	#370 / 625	+4.4
Aug 8, 2026	Expert	8:15	#316 / 654	-1.1
Aug 7, 2026	Expert	11:21	#350 / 575	+2.8
Aug 6, 2026	Expert	8:17	#390 / 663	-1.2
Aug 5, 2026	Expert	12:28	-	-2.6
Aug 4, 2026	Expert	14:30	#441 / 578	-1.4
Aug 3, 2026	Expert	12:02	#463 / 628	-2.0
Aug 2, 2026	Expert	5:38	#381 / 732	+1.3
Aug 1, 2026	Expert	5:21	#281 / 689	+8.5
Jul 31, 2026	Expert	9:16	#338 / 597	+3.6
Jul 30, 2026	Expert	13:22	#428 / 581	-2.3
Jul 29, 2026	Expert	11:19	-	-3.6
Jul 28, 2026	Expert	3:22	-	-1.9
Jul 27, 2026	Expert	8:51	#299 / 607	-1.7
Jul 26, 2026	Expert	5:13	-	-2.8
Jul 25, 2026	Expert	9:52	#418 / 653	-0.8
Jul 24, 2026	Expert	4:49	#272 / 696	+9.3
Jul 23, 2026	Expert	13:10	#387 / 557	-1.9
Jul 22, 2026	Expert	8:54	#409 / 631	+0.1
Jul 21, 2026	Expert	11:15	#335 / 545	-1.4
Jul 20, 2026	Expert	9:46	#350 / 597	-1.3
Jul 19, 2026	Expert	7:16	#112 / 409	+1.5
Jul 18, 2026	Expert	9:15	#385 / 608	+0.5
Jul 17, 2026	Expert	4:52	#332 / 719	+9.0
Jul 16, 2026	Expert	9:58	#540 / 696	+3.9
Jul 15, 2026	Expert	10:16	#306 / 551	-0.8
Jul 14, 2026	Expert	12:11	#635 / 718	-0.6
Jul 13, 2026	Expert	6:52	#264 / 625	+7.0
Jul 12, 2026	Expert	11:22	#404 / 631	-1.4
Jul 11, 2026	Expert	11:56	#532 / 634	-0.2
Jul 10, 2026	Expert	11:28	#237 / 396	-0.8
Jul 9, 2026	Expert	8:04	#223 / 524	+1.6
Jul 8, 2026	Expert	8:28	#334 / 587	+1.2
Jul 7, 2026	Expert	5:43	#281 / 658	-0.4
Jul 6, 2026	Expert	7:10	#190 / 562	-0.8
Jul 5, 2026	Expert	8:18	#374 / 639	+0.8
Jul 4, 2026	Expert	7:06	#481 / 713	-0.1
Jul 3, 2026	Expert	18:45	#565 / 611	-2.4
Jul 2, 2026	Expert	11:11	#366 / 562	-0.1
Jul 1, 2026	Expert	8:20	#256 / 561	-0.8
Jun 30, 2026	Expert	13:30	#454 / 576	-2.2
Jun 29, 2026	Expert	12:48	#283 / 443	-1.4
Jun 28, 2026	Expert	7:12	#295 / 600	+1.8
Jun 27, 2026	Expert	8:23	#314 / 558	-0.4
Jun 26, 2026	Expert	22:29	-	-2.9
Jun 25, 2026	Expert	9:29	#190 / 426	-0.7
Jun 24, 2026	Expert	8:59	#232 / 524	+0.9
Jun 23, 2026	Expert	9:37	#267 / 514	+0.2
Jun 22, 2026	Expert	15:06	#473 / 562	-2.4
Jun 21, 2026	Expert	7:41	#352 / 632	+7.2
Jun 20, 2026	Expert	6:48	#519 / 704	+1.7
Jun 19, 2026	Expert	8:50	#403 / 636	+0.9
Jun 18, 2026	Expert	9:01	#238 / 507	-0.7
Jun 17, 2026	Expert	11:12	#313 / 536	+3.6
Jun 16, 2026	Expert	3:21	-	-3.1
Jun 15, 2026	Expert	17:01	#422 / 486	-2.0
Jun 14, 2026	Expert	10:32	#249 / 444	-0.1
Jun 13, 2026	Expert	47:16	#601 / 603	-3.3
Jun 12, 2026	Expert	7:04	-	-2.6
Jun 11, 2026	Expert	11:27	#376 / 571	-1.2
Jun 10, 2026	Expert	12:23	#243 / 452	-1.5
Jun 9, 2026	Expert	10:24	#530 / 676	+4.1
Jun 8, 2026	Expert	14:10	#452 / 587	-2.1
Jun 7, 2026	Expert	5:28	#328 / 671	-0.5
Jun 6, 2026	Expert	13:01	#437 / 575	+1.4
Jun 5, 2026	Expert	7:17	#466 / 717	+6.7
Jun 4, 2026	Expert	12:40	#170 / 315	-1.5
Jun 3, 2026	Expert	9:52	#341 / 584	-1.3
Jun 2, 2026	Expert	9:56	#488 / 677	-1.9
Jun 1, 2026	Expert	13:18	#389 / 544	-1.0
May 31, 2026	Expert	8:58	#420 / 638	+0.7
May 30, 2026	Expert	4:44	#313 / 726	+11.2
May 29, 2026	Expert	4:32	#304 / 726	-0.2
May 28, 2026	Expert	16:48	#299 / 405	-2.6
May 27, 2026	Expert	9:28	#241 / 502	+4.6
May 26, 2026	Expert	16:32	#362 / 463	-2.4
May 25, 2026	Expert	7:49	#464 / 667	+6.5
May 24, 2026	Expert	16:16	#521 / 615	-2.3
May 23, 2026	Expert	6:43	#475 / 718	+8.2
May 22, 2026	Expert	8:56	-	-3.3
May 21, 2026	Expert	20:05	#529 / 587	-3.1
May 20, 2026	Expert	13:05	#583 / 674	-2.7
May 19, 2026	Expert	14:09	#242 / 383	-2.2
May 18, 2026	Expert	14:03	#270 / 403	-1.7
May 17, 2026	Expert	20:08	#263 / 320	-2.4
May 16, 2026	Expert	16:57	#357 / 430	-2.5
May 15, 2026	Expert	8:08	#448 / 638	+1.2
May 14, 2026	Expert	13:41	#429 / 566	+1.1
May 13, 2026	Expert	6:43	#275 / 599	+2.2
May 12, 2026	Expert	1:04:04	#539 / 539	-3.8
May 11, 2026	Expert	8:15	#217 / 515	-0.3
May 10, 2026	Expert	57:38	#466 / 468	-3.4
May 9, 2026	Expert	34:03	#685 / 685	-3.5
May 8, 2026	Expert	12:19	#413 / 535	-1.9
May 7, 2026	Expert	8:20	#418 / 632	-1.2
May 6, 2026	Expert	11:50	#483 / 603	+2.2
May 5, 2026	Expert	17:45	#416 / 486	-3.3
May 4, 2026	Expert	17:34	#568 / 609	-3.2
May 3, 2026	Expert	19:12	#469 / 527	-1.0
May 2, 2026	Expert	10:58	#359 / 536	-0.2
May 1, 2026	Expert	12:59	#388 / 521	-1.7
Apr 30, 2026	Expert	8:08	#446 / 627	+7.7
Apr 29, 2026	Expert	26:37	#478 / 510	-3.8
Apr 28, 2026	Expert	10:54	#577 / 668	+3.6
Apr 27, 2026	Expert	10:50	#297 / 508	-0.5
Apr 26, 2026	Expert	7:34	#531 / 694	+8.7
Apr 25, 2026	Expert	13:43	#490 / 610	+1.2
Apr 24, 2026	Expert	9:11	#288 / 584	+0.3
Apr 23, 2026	Expert	8:52	#574 / 689	-1.6
Apr 22, 2026	Expert	33:40	#392 / 410	-3.8
Apr 21, 2026	Expert	12:07	#533 / 628	-3.2
Apr 20, 2026	Expert	7:03	-	-3.0
Apr 19, 2026	Hard	5:45	#509 / 1257	+6.0
Apr 18, 2026	Hard	6:36	#520 / 1163	+5.1
Apr 17, 2026	Hard	10:40	#964 / 1291	-0.6
Apr 16, 2026	Hard	5:44	#810 / 1394	+5.3
Apr 15, 2026	Hard	7:31	#929 / 1372	-2.2
Apr 14, 2026	Hard	12:46	#852 / 1154	-3.7
Apr 13, 2026	Hard	9:23	#909 / 1251	+2.7
Apr 12, 2026	Hard	3:58	#625 / 1465	+3.0
Apr 11, 2026	Hard	6:51	#436 / 1103	+1.5
Apr 10, 2026	Hard	4:10	#1036 / 1478	+19.7
Apr 9, 2026	Hard	7:39	#1029 / 1359	+9.1
Apr 8, 2026	Hard	5:16	#399 / 1316	+17.5
Apr 7, 2026	Hard	2:42	#353 / 1491	+30.8
Apr 6, 2026	Hard	4:52	#788 / 1513	+22.5
Apr 5, 2026	Hard	9:31	#1172 / 1382	+3.0
Apr 4, 2026	Hard	5:50	#1017 / 1459	+17.0
Apr 3, 2026	Hard	5:10	#969 / 1437	+19.6
Apr 2, 2026	Hard	5:33	#771 / 1380	+9.4
Apr 1, 2026	Hard	10:28	#1104 / 1382	+1.6
Mar 31, 2026	Hard	6:23	#662 / 1336	+9.7
Mar 30, 2026	Hard	4:06	#664 / 1491	+32.2
Mar 29, 2026	Hard	3:56	#471 / 1411	+31.5
Mar 28, 2026	Hard	2:37	#565 / 1522	+17.4
Mar 27, 2026	Hard	4:15	-	+1.5
Mar 26, 2026	Hard	7:30	#862 / 1327	+4.6
Mar 25, 2026	Hard	4:19	#676 / 1403	+10.7
Mar 24, 2026	Hard	23:27	#654 / 749	-1.3
Mar 23, 2026	Hard	4:30	#550 / 1303	+20.2
Mar 22, 2026	Hard	7:23	#599 / 1100	+3.8
Mar 21, 2026	Hard	11:16	#1143 / 1279	+3.3
Mar 20, 2026	Hard	2:58	#479 / 1450	+9.1
Mar 19, 2026	Hard	4:21	#736 / 1441	+19.1
Mar 18, 2026	Hard	4:02	#562 / 1506	+7.3
Mar 17, 2026	Hard	8:18	-	-2.6
Mar 16, 2026	Hard	5:38	#998 / 1509	+3.2
Mar 15, 2026	Hard	4:21	#804 / 1486	+15.9
Mar 14, 2026	Hard	4:19	#607 / 1387	+5.9
Mar 13, 2026	Hard	4:27	#696 / 1428	+14.8
Mar 12, 2026	Hard	5:14	#687 / 1365	+3.8
Mar 11, 2026	Hard	7:25	#556 / 1114	-0.6
Mar 10, 2026	Hard	6:14	#455 / 1136	+9.8
Mar 9, 2026	Hard	7:05	#600 / 1204	+1.7
Mar 8, 2026	Hard	7:57	#1070 / 1342	-1.5
Mar 7, 2026	Hard	12:34	#988 / 1152	-3.1
Mar 6, 2026	Hard	3:53	#270 / 1191	+16.2
Mar 5, 2026	Hard	5:16	#731 / 1348	-0.5
Mar 4, 2026	Hard	4:47	#1006 / 1497	+2.7
Mar 3, 2026	Hard	7:28	#679 / 1203	+6.4
Mar 2, 2026	Hard	5:31	#914 / 1397	-1.3
Mar 1, 2026	Hard	5:28	#1153 / 1468	+8.3
Feb 28, 2026	Hard	2:37	#246 / 1322	+18.0
Feb 27, 2026	Hard	3:20	#852 / 1448	+4.0
Feb 26, 2026	Hard	9:17	#1136 / 1300	+1.0
Feb 25, 2026	Hard	7:25	#540 / 931	-1.8
Feb 24, 2026	Hard	2:13	#188 / 902	+1.5
Feb 23, 2026	Hard	8:30	#292 / 567	-3.2
Feb 22, 2026	Hard	11:50	#391 / 534	-2.4
Feb 21, 2026	Hard	13:29	#548 / 605	-3.3
Feb 20, 2026	Hard	6:46	#483 / 630	+5.3
Feb 19, 2026	Hard	9:42	#313 / 515	+1.2
Feb 18, 2026	Hard	5:48	#201 / 487	+8.0
Feb 17, 2026	Hard	3:21	#194 / 514	+14.2
Feb 16, 2026	Hard	5:04	#286 / 482	+8.6
Feb 15, 2026	Hard	6:53	#449 / 507	-3.6
Feb 14, 2026	Hard	23:21	#407 / 415	-4.9
Feb 13, 2026	Hard	7:48	#376 / 483	+10.9
Feb 12, 2026	Hard	4:13	#211 / 493	+2.6
Feb 11, 2026	Hard	4:48	#219 / 484	+8.3
Feb 10, 2026	Hard	10:22	#318 / 393	-2.9
Feb 9, 2026	Hard	13:12	#375 / 429	-3.6
Feb 8, 2026	Hard	3:28	#239 / 472	+12.8
Feb 7, 2026	Hard	5:23	#275 / 459	+6.6
Feb 6, 2026	Hard	5:04	#153 / 403	+1.4
Feb 5, 2026	Hard	6:40	#289 / 435	-0.7
Feb 4, 2026	Hard	7:13	#312 / 442	+4.2
Feb 3, 2026	Hard	4:52	#322 / 457	+0.9
Feb 2, 2026	Hard	7:49	#222 / 387	-3.1
Feb 1, 2026	Hard	6:48	#287 / 441	+4.0
Jan 31, 2026	Expert	11:56	-	-3.9
Jan 30, 2026	Expert	14:06	#103 / 132	+1.2
Jan 29, 2026	Expert	18:22	#120 / 134	-0.5
Jan 28, 2026	Expert	5:43	#116 / 157	+11.3
Jan 27, 2026	Expert	9:44	#104 / 143	-0.1
Jan 26, 2026	Expert	9:53	#89 / 128	-2.1
Jan 25, 2026	Expert	13:22	#123 / 133	-3.2
Jan 24, 2026	Expert	5:25	#120 / 159	-0.9
Jan 23, 2026	Expert	10:24	#128 / 151	-1.7
Jan 22, 2026	Expert	11:07	#147 / 158	-1.1
Jan 21, 2026	Expert	10:46	#92 / 131	+3.8
Jan 20, 2026	Expert	15:39	-	-3.3
Jan 19, 2026	Expert	5:42	-	-3.4
Jan 18, 2026	Expert	7:55	#104 / 144	-1.1
Jan 17, 2026	Expert	18:49	#136 / 143	-3.3
Jan 16, 2026	Expert	11:18	#115 / 140	-0.8
Jan 15, 2026	Expert	9:12	-	-2.7
Jan 14, 2026	Expert	10:34	#91 / 125	+0.2
Jan 13, 2026	Expert	13:04	#121 / 138	-2.2
Jan 12, 2026	Expert	14:02	#113 / 129	-2.0
Jan 11, 2026	Expert	7:47	#153 / 165	-1.4
Jan 10, 2026	Expert	9:08	#95 / 141	+4.7
Jan 9, 2026	Expert	12:37	#101 / 127	-2.1
Jan 8, 2026	Expert	8:44	#125 / 157	-0.6
Jan 7, 2026	Expert	7:12	#97 / 145	+7.3
Jan 6, 2026	Expert	8:57	#108 / 137	-0.6
Jan 5, 2026	Expert	15:39	#121 / 139	+0.8
Jan 4, 2026	Expert	12:42	#78 / 98	-1.5
Jan 3, 2026	Expert	8:28	#120 / 152	+5.0
Jan 2, 2026	Expert	3:08	-	-2.0
Jan 1, 2026	Expert	20:27	#126 / 135	-2.7
Dec 31, 2025	Expert	6:42	-	-1.3
Dec 30, 2025	Expert	6:13	#90 / 151	+2.6
Dec 29, 2025	Expert	4:45	#90 / 154	+2.9
Dec 28, 2025	Expert	7:33	#115 / 155	+1.7
Dec 27, 2025	Expert	8:41	#122 / 164	-0.6
Dec 26, 2025	Expert	12:35	#112 / 142	+3.0
Dec 25, 2025	Expert	3:47	-	-1.0
Dec 24, 2025	Expert	16:25	#148 / 164	-1.9
Dec 23, 2025	Expert	7:18	#117 / 158	+6.5
Dec 22, 2025	Expert	7:39	#134 / 166	+0.9
Dec 21, 2025	Expert	7:37	#82 / 144	+6.5
Dec 20, 2025	Expert	6:39	#118 / 164	+1.1
Dec 19, 2025	Expert	2:59	#73 / 160	+10.3
Dec 18, 2025	Expert	5:15	#53 / 137	+7.8
Dec 17, 2025	Expert	6:33	#136 / 169	+6.5
Dec 16, 2025	Expert	11:36	#43 / 94	-2.0
Dec 15, 2025	Expert	12:52	#90 / 121	-1.3
Dec 14, 2025	Expert	12:43	#76 / 108	-2.7
Dec 13, 2025	Expert	9:45	#78 / 125	-1.3
Dec 12, 2025	Expert	35:08	-	-3.0
Dec 11, 2025	Expert	6:01	-	-0.9
Dec 10, 2025	Expert	8:50	#108 / 135	+3.2
Dec 9, 2025	Expert	7:49	#103 / 136	+4.7
Dec 8, 2025	Expert	8:23	#56 / 105	+0.2
Dec 7, 2025	Expert	12:29	#69 / 98	-1.0