# Sudoku Time Attack — Challenge Your Limits! > Competitive Sudoku game with timed modes, multiplayer, and global leaderboards. (iPhone/iPad app by NEXTBOOK, Inc..) - Source: https://appshunter.io/ios/app/sudoku-time-attack/id1465546469 (this page in markdown: same URL + `.md`) - Developer: [NEXTBOOK, Inc.](https://appshunter.io/developer/395934057) - Category: Games, Board, Puzzle - Price: Free with in-app purchases - Rating: 4.70/5 from 3 App Store ratings - Age rating: 4+ - Requires: iOS 10.0 · 65 MB - Languages: English, Japanese - Released: 2019-06-14 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/sudoku-time-attack/id1465546469/reviews.md ## What is Sudoku Time Attack? This app is more than a simple Sudoku app.We have put a lot of thought into the time allotted to solve each puzzle.-Time Attack Mode Available! Challenge solving puzzles as fast as you can! Of course, every size of puzzles (4×4, 6×6 and 9×9) are playable for the time attack mode. You can try to break your personal record and challenge your limits. In addition, you can compete with players from around the world by speed.-Time BombUnlike Time Attack, these puzzles with time limits are designed to be enjoyed by a single player.Feel the pressure as you try to solve the puzzles before time runs out.-Battle SUDOKU Two players, one puzzle. Lock in more squares faster than you opponent.-Daily challengeDaily challenge puzzles make beginners more familiar by questing smiley emoji stamps every day.And complete Functions!· 3 sizes of puzzles (4×4, 6×6 and 9×9)· Different levels (simple, easy, medium, difficult, hardest)· Duplicates highlight (simple mistake prevention) · Pencil function (memo function)· Eraser function· Clear all function· Number first input method, which can be easily switched from Cell first method.Ranking Function Available!This app is also designed to make users feel like a game on top of the contentment of solving the puzzles. A certain number of points are added when each puzzle is solved. The number of points changes according to the level of difficulty. You can challenge the rankings every day as there are different types, such as those that last for a day, a week, a month, and forever.OthersWe promise to make improvements on both regular and irregular basis to make the game more enjoyable. We will read all the reviews carefully and take them into account, so please give us any feedback and improvement points that you would like to see done.Please try playing Sudoku in the way that can only be done in apps first! ## Key features - Time Attack Mode - Time Bomb Mode - Battle SUDOKU (2-player) - Daily Challenges - Global Rankings - Multiple Puzzle Sizes & Levels - Pencil & Eraser Functions ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Remove ADS 30 days | $0.99 | one-time | | Unlimited Item Usage 180 days | $4.99 | one-time | | Unlimited Item Usage 30 days | $0.99 | one-time | | Remove ADS 180 days | $4.99 | one-time | ## Frequently asked questions about Sudoku Time Attack ### What game modes does Sudoku Time Attack offer? Sudoku Time Attack features Time Attack Mode for speed challenges, Time Bomb Mode for single-player pressure, and Battle SUDOKU for head-to-head competition against another player. ### Can I play Sudoku Time Attack offline? The provided description does not specify offline play capabilities. However, features like global rankings and multiplayer suggest an internet connection may be required for full functionality. ### How does the ranking system work in Sudoku Time Attack? Points are awarded for solving puzzles, with more points given for higher difficulty levels. Daily, weekly, monthly, and all-time rankings are available, allowing players to compete globally. ### What puzzle sizes and difficulty levels are available in Sudoku Time Attack? The app supports 4x4, 6x6, and 9x9 puzzle sizes. Difficulty levels range from simple and easy to medium, difficult, and hardest. ### Does Sudoku Time Attack have ads? The provided data does not explicitly state whether the app contains advertisements. However, since it is free and does not list in-app purchases as a monetization model, it may be ad-supported. ### What is the age rating for Sudoku Time Attack? Sudoku Time Attack is rated 4+ by the app store, making it suitable for young children and up. ### How often is Sudoku Time Attack updated? The app was last updated on April 23, 2020, with version 1.1. The developer promises regular improvements and takes user feedback into account. ### What devices is Sudoku Time Attack compatible with? Sudoku Time Attack is available for iPhone, iPad, and iPod devices. ## Version history (last 1 release) ### 1.1 — 2020-04-23 We have optimized the app for the latest OS. ## Apps similar to Sudoku Time Attack | App | Rating | Price | Category | | --- | --- | --- | --- | | [Word Talent - Guess Puzzles](https://appshunter.io/ios/app/word-talent-guess-puzzles/id1612437456) | 5.0 (3) | Free | Games | | [LogiBrain Sudoku](https://appshunter.io/ios/app/logibrain-sudoku/id1317198577) | 5.0 (1) | Free | Games | | [Crank It! Letters Brain Teaser](https://appshunter.io/ios/app/crank-it-letters-brain-teaser/id407345210) | 5.0 (2) | Free | Games | | [Sudoku : Humble Classic](https://appshunter.io/ios/app/sudoku-humble-classic/id1378548068) | 4.9 (19) | Free | Games | | [Shuttle Fix](https://appshunter.io/ios/app/shuttle-fix/id1553036715) | — | Free | Games | | [Words & Letters](https://appshunter.io/ios/app/words-and-letters/id1558463666) | — | Free | Games | ## More apps by NEXTBOOK, Inc. - [小学１年生かんじ：ゆびドリル（書き順判定対応漢字学習アプリ）](https://appshunter.io/ios/app/id480925723) - [小学３年生漢字：ゆびドリル（書き順判定対応漢字学習アプリ）](https://appshunter.io/ios/app/id480926284) - [小学４年生漢字：ゆびドリル（書き順判定対応漢字学習アプリ）](https://appshunter.io/ios/app/id480926896) - [小学５年生漢字：ゆびドリル（書き順判定対応漢字学習アプリ）](https://appshunter.io/ios/app/id480927271) - [小学６年生漢字：ゆびドリル（書き順判定対応漢字学習アプリ）](https://appshunter.io/ios/app/id480927366) - [小学２年生かんじ：ゆびドリル（書き順判定対応漢字学習アプリ）](https://appshunter.io/ios/app/id501304762) All apps by NEXTBOOK, Inc.: https://appshunter.io/developer/395934057 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*