{"app_store_id":839681682,"slug":"sudoku-839681682","name":"Sudoku·","subtitle":"High Quality Sudoku Cards","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/d3/5a/9e/d35a9ee7-ec60-65fa-ca68-f741062f9784/AppIcon-0-0-1x_U007emarketing-0-10-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/sudoku/id839681682?uo=4","price":0,"currency":"USD","rating":4.70033,"rating_count":17329,"in_app_purchases":false,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Games","version_date":"2025-10-27T13:57:20Z","updated_at":"2026-10-21T07:54:12.853Z","stale":false,"missing_since":null,"one_liner":"Classic Sudoku puzzle game with four difficulty levels, a Daily Challenge, notes, hints and Game Center leaderboards.","verified_maker":false,"maker_site":null,"file_size_bytes":43515904,"minimum_os":"13","content_rating":"4+","language_count":24,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/Purple124/v4/ac/18/b8/ac18b80e-cc81-cacf-2022-209b8d406095/mzl.tvupqkpc.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple114/v4/5a/e8/0d/5ae80d2f-39c9-814a-802a-c7ef13404e9a/mzl.zeromchk.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple114/v4/c4/8e/66/c48e66e8-f12a-6fc8-683d-0ecb7b55d3aa/mzl.xqgxyhel.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple124/v4/b5/2f/c5/b52fc579-b96a-9eed-679f-003ab6e16a1b/mzl.hsfsutfy.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple124/v4/eb/b1/aa/ebb1aa02-ad7f-3ece-02ba-1c139eae91da/mzl.domhuqpx.png/392x696bb.png"],"developer_name":"Tim O's Studios, LLC","editors_choice":false,"url":"https://apptierlist.com/apps/sudoku-839681682/","api_url":"https://apptierlist.com/api/v1/apps/sudoku-839681682","schema_version":"1.0","generated_at":"2026-10-21T09:51:49.519Z","data_as_of":"2026-10-21T09:40:13.337Z","description":"Pass the time while you challenge your mind with this classic Sudoku game.  The clean, simple layout makes it easy to play for hours at a time.\n\nThe objective is simple, fill the 9×9 grid with digits so that each column, row, and the nine 3×3 sub-grids contains all of the digits from 1 to 9.\n\nSudoku· features:\n- Daily Challenge\n- Four levels (easy, medium, hard, and expert)\n- Disable numbers once all 9 instances are entered\n- Note taking ability\n- Hint (fill in missing number when you are stuck)\n- Highlight Incorrect Values\n- Auto Reveal all potential notes\n- Individual statistics\n- Game Center with Leaderboard and Achievements\n\nDownload today for mind-challenging fun.","facts":{"developer_id":412839685,"developer_url":"https://www.timosstudios.com/","first_released":"2014-03-28T00:57:31Z","support_url":"https://www.timosstudios.com/support","privacy_url":"https://www.timosstudios.com/privacy","website_url":"https://www.timosstudios.com/","app_version":"4.1","release_notes":"-Bug Fixes","rating_current_version":4.70033,"rating_count_current_version":17329,"star_counts":[178,167,701,2579,13702],"genres":["Games","Puzzle","Entertainment","Family"],"languages":["CA","DA","NL","EN","FI","FR","DE","EL","ID","IT","JA","KO","MS","NB","PL","PT","RU","ZH","ES","SV","TH","ZH","TR","VI"],"content_advisories":null,"device_families":["iphone","ipad","ipod"],"chart":null},"freshness":{"apple_read_at":"2026-10-21T07:54:12.853Z","catalog_read_at":"2026-10-19T14:27:11.608Z","reviews_checked_at":null,"summary_written_at":"2026-10-15T08:45:36.267Z","placed_at":"2026-10-14T19:32:33.748Z","scored_at":"2026-10-21T09:40:13.337Z"},"editorial":{"one_liner":"Classic Sudoku puzzle game with four difficulty levels, a Daily Challenge, notes, hints and Game Center leaderboards.","what_is":"Sudoku· is a free iOS Sudoku game on a 9x9 grid, offered at easy, medium, hard and expert levels. It includes a Daily Challenge, note taking, a hint feature and highlighting of incorrect values. Individual statistics and Game Center support with a Leaderboard and Achievements are also listed.","good_for":["Passing time with a classic number puzzle","Playing Sudoku at easy, medium, hard or expert level","Solving a Daily Challenge puzzle as a routine"],"pricing":"Sudoku· is free, with no in-app purchases on the App Store.","faq":[{"q":"What is the goal of the game?","a":"Fill the 9x9 grid with digits so that each column, row, and the nine 3x3 sub-grids contains all of the digits from 1 to 9."},{"q":"Does the app offer help when stuck?","a":"Yes. A hint fills in a missing number. Incorrect values can be highlighted, and notes can be entered or auto revealed."},{"q":"Is there a cost or online competition?","a":"The app is free to download. Game Center support includes a Leaderboard and Achievements. In-app purchases: Not stated on the App Store."}],"model":"claude-haiku-5-5","created_at":"2026-10-15T08:45:36.267Z"},"memberships":[{"list":"sudoku","list_name":"sudoku","list_status":"active","list_url":"https://apptierlist.com/best/sudoku/","position":26,"tier":"B","score":77.9,"components":{"rating":92.1,"votes":87.3,"rank":81.4,"recency":51},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-14T19:32:33.748Z"},{"list":"puzzle-games","list_name":"puzzle games","list_status":"active","list_url":"https://apptierlist.com/best/puzzle-games/","position":1866,"tier":null,"score":57.6,"components":{"rating":92.1,"votes":87.3,"rank":0,"recency":51},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-10-14T19:32:33.748Z"}],"main_list":"sudoku","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":116526,"at":"2026-10-16T02:39:51.804Z","kind":"tier_changed","list":"sudoku","app_store_id":839681682,"app":"sudoku-839681682","from":"C","to":"B","reason":"rank shift: #13, score unchanged at 75.9","job":"rescore"},{"id":98836,"at":"2026-10-15T07:28:36.151Z","kind":"tier_changed","list":"sudoku","app_store_id":839681682,"app":"sudoku-839681682","from":"D","to":"C","reason":"rank shift: #20, score 75.9, an app ranked above it holds this tier","job":"rescore"},{"id":88733,"at":"2026-10-14T20:28:33.748Z","kind":"tier_changed","list":"sudoku","app_store_id":839681682,"app":"sudoku-839681682","from":null,"to":"D","reason":"score 57.1","job":"rescore"},{"id":87094,"at":"2026-10-14T19:32:33.748Z","kind":"membership_added","list":"sudoku","app_store_id":839681682,"app":"sudoku-839681682","from":null,"to":"active","reason":"The app is a classic Sudoku game with a 9x9 grid, four difficulty levels and a daily challenge.","job":"shadow"},{"id":87093,"at":"2026-10-14T19:32:33.748Z","kind":"membership_added","list":"puzzle-games","app_store_id":839681682,"app":"sudoku-839681682","from":null,"to":"active","reason":"It is marketed as mind-challenging puzzle fun for passing the time and exercising the brain.","job":"shadow"},{"id":79899,"at":"2026-10-14T13:43:19.780Z","kind":"app_added","list":null,"app_store_id":839681682,"app":"sudoku-839681682","from":null,"to":null,"reason":"discovered","job":"import"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"sudoku","list_name":"sudoku","status":"active","review_status":"checked","position":26,"tier":"B","score":77.9,"components":{"rating":92.1,"votes":87.3,"rank":81.4,"recency":51},"ranks":[{"country":"us","rank":31},{"country":"gb","rank":8},{"country":"ca","rank":12},{"country":"au","rank":7},{"country":"de","rank":40}],"verdicts":[{"verdict":"keep","reason":"The app is a classic Sudoku game with a 9x9 grid, four difficulty levels and a daily challenge.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-14T19:32:33.748Z","attempts":1,"current":true},{"verdict":"keep","reason":"approved from the list's side","verifier":"list check","decided_at":"2026-10-14T19:32:33.748Z","attempts":1,"current":true}]},{"list":"puzzle-games","list_name":"puzzle games","status":"active","review_status":"checked","position":1866,"tier":null,"score":57.6,"components":{"rating":92.1,"votes":87.3,"rank":0,"recency":51},"ranks":[],"verdicts":[{"verdict":"keep","reason":"It is marketed as mind-challenging puzzle fun for passing the time and exercising the brain.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-14T19:32:33.748Z","attempts":1,"current":true},{"verdict":"keep","reason":"approved from the list's side","verifier":"list check","decided_at":"2026-10-14T19:32:33.748Z","attempts":1,"current":true}]}]},"data_version":39779,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. 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