# Sudoku Ninja: Classic Puzzles > Classic 9x9 sudoku puzzles with skill-based scoring and daily challenges. (iPhone/iPad app by Socially Conscious Software, LLC.) - Source: https://appshunter.io/ios/app/sudoku-ninja-classic-puzzles/id425355566 (this page in markdown: same URL + `.md`) - Developer: [Socially Conscious Software, LLC](https://appshunter.io/developer/302019503) - Category: Games - Price: Free with in-app purchases - Rating: 3.86/5 from 7 App Store ratings · 21 written reviews indexed - Age rating: 4+ - Requires: iOS 17.0 · 37 MB - Languages: English - Released: 2011-04-07 - Data updated: 2026-07-06 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/sudoku-ninja-classic-puzzles/id425355566/reviews.md ## What is Sudoku Ninja? Sudoku Ninja is a fast, satisfying way to play classic 9x9 sudoku -- built for clean solves, fair competition, and daily habits. "Everything is just right with Sudoku Ninja really." -- 148apps.com 30,000 PUZZLES. PLAY ANYTIME (OFFLINE) Jump straight into a puzzle with no internet required. Choose Easy, Medium, or Hard and start instantly -- no waiting, no loading screens, no nonsense. FAIR SCORING THAT REWARDS SKILL Some sudoku games award more points for placing certain digits (like 9s), which makes your score depend on puzzle luck. Sudoku Ninja doesn't do that. Your score reflects how well you play: speed + accuracy + momentum. Clean streaks and confident solving earn the highest scores. SMART HIGHLIGHTING THAT FEELS RIGHT Tap a cell to see conflicts. Tap a placed number to highlight every match on the board. No "that was an error" nonsense just because you were highlighting -- you keep your flow. DAILY CHALLENGES + STREAKS A new set of daily puzzles every day across difficulties. Win to build your streak. Miss a day and it resets. Pro players can also browse a calendar archive and replay past daily challenges. ANIMATED, TACTILE GAMEPLAY This is sudoku with style: - Tiles fly in at the start - Correct placements land with satisfying precision - Wins trigger a celebration - Even mistakes have personality COMPETE WITH GAME CENTER Climb 4 global leaderboards (Easy, Medium, Hard, Combined). Scoring rewards fast, accurate solves -- so the leaderboard feels earned. ACHIEVEMENTS + SHARING Unlock 28 achievements across games played, time invested, high scores, winning runs, perfect runs, and bonus challenges. Everything syncs with Game Center, and you can share badges and victories right from the app. THEMES THAT LOOK AWESOME Customize your vibe with: - Tile styles: Numerals, Bamboo, Kanji (plus the exclusive Ninja set in Pro) - Backgrounds: Great Wall, Red Pagoda, Blue Koi (all free) FEATURES - Pencil mode for candidate notes - Pinch-to-zoom up to 2.5x and pan around the board - Save & Resume for regular puzzles - Hint system (per difficulty) - Stats dashboard with per-difficulty breakdowns - Share scores and badges with friends - Fireworks mode (you will find it) FREE VS PRO Sudoku Ninja is free to download and play. Free includes: Unlimited Easy + Medium puzzles, today's Easy/Medium dailies, full scoring, Game Center, achievements, pencil mode, zoom, basic stats, and all backgrounds. Sudoku Ninja Pro (one-time $3.99) unlocks: - Unlimited Hard puzzles + Hard daily challenge - Daily Challenge calendar archive - Advanced stats dashboard - Exclusive Ninja tile set - Guaranteed ad-free experience No subscription. No recurring charges. PREVIOUS PURCHASES HONORED Bought something in the original Sudoku Ninja? Tap Restore Purchases -- you get the full Pro upgrade free. ## Key features - 30,000+ puzzles - Offline play - Skill-based scoring - Daily challenges and streaks - Customizable themes - Game Center leaderboards - Achievements and sharing ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Unlock Medium Difficulty | $1.99 | one-time | | Unlock Hard Difficulty | $2.99 | one-time | | Unlock All Difficulties | $3.99 | one-time | ## Recent user reviews (10 of 21) All indexed reviews: https://appshunter.io/ios/app/sudoku-ninja-classic-puzzles/id425355566/reviews.md ### 5/5 — Awesome *2026-04-01* Sudoku, but make it fun! Great options and animations! Great visuals. I love playing this game! ### 1/5 — Not for iOS 10.3.3 *2017-08-05* Was hoping for kanji suduko. Unfortunately, app does not work with iOS 10.3.4 ### 5/5 — Cool *2015-11-21* Love this app ### 1/5 — Broken *2015-05-13* Will not start on my iPhone ### 5/5 — Best Sudoku game ever! *2014-02-12* I played many sudoku game, this game ranks as the most addictive ever. The visuals is good, and just keeps one solving and solving and loving sudoku others games have tried make hating sudoku effortless while this makes loving Sudoku just do intuitive! ### 5/5 — Game Master *2013-08-16* Best dad gum game ever! ### 5/5 — Review *2012-12-26* Interesting and fun game to play..nice graphics. :-) ### 4/5 — Fun game *2012-02-06* Very fun to play and I play it a lot. But, what they are not showing in the pictures is that it is ad supported. Even after I brought the medium level there are still ads. Drives me crazy when I accidently touch and and it takes me to the web ad. ### 4/5 — Love sudoku *2012-01-29* This app is great and easy to use. I just wish i could pay medium level without paying $. ### 4/5 — Ninja sudoku! *2011-09-06* If you like sudoku i'll recommend it... Fun game... Oh & my score on easy is 90,410 =) ## Frequently asked questions about Sudoku Ninja ### How many puzzles are available in Sudoku Ninja? Sudoku Ninja offers over 30,000 puzzles. The free version includes unlimited Easy and Medium puzzles, while the Pro version unlocks unlimited Hard puzzles. ### Can I play Sudoku Ninja offline? Yes, Sudoku Ninja is built for offline play. You can jump straight into a puzzle without an internet connection, making it convenient to play anytime, anywhere. ### How does Sudoku Ninja's scoring work? Sudoku Ninja's scoring rewards skill by focusing on speed, accuracy, and momentum. Unlike some games, it does not award extra points for specific digits, ensuring your score reflects your actual gameplay. ### What are the benefits of Sudoku Ninja Pro? Sudoku Ninja Pro, a one-time purchase of $3.99, unlocks unlimited Hard puzzles, the daily challenge calendar archive, advanced stats, the exclusive Ninja tile set, and guarantees an ad-free experience. ### Does Sudoku Ninja have ads? The free version of Sudoku Ninja may contain advertisements. To experience Sudoku Ninja without ads, you can purchase the Pro version, which guarantees an ad-free experience. ### What devices is Sudoku Ninja available on? Sudoku Ninja is available on devices with an age rating of 4+, indicating it is suitable for a wide range of users. Specific device compatibility is not detailed but is generally expected for iOS and Android platforms. ### How often is Sudoku Ninja updated? The latest version of Sudoku Ninja is 5.0.1, last updated on April 2, 2026. This indicates a history of updates, suggesting ongoing development and support for the application. ### What are the different tile styles available in Sudoku Ninja? Sudoku Ninja offers several tile styles, including Numerals, Bamboo, and Kanji. The Pro version includes an exclusive Ninja tile set for further customization. ## Version history (last 2 releases) ### 5.0.1 — 2026-04-02 Sudoku Ninja v5.0 is a complete rebuild with smoother gameplay and new ways to compete every day. - Daily Challenges with streak tracking (Easy/Medium free, Hard with Pro) - Daily calendar archive for replaying past dailies (Pro) - 28 achievements with sharing from the Awards tab - Exclusive Ninja tile set: 9 beautiful Ninja themed art tiles (Pro) - Faster, smoother animations throughout gameplay and menus - Improved highlighting and play flow for fewer "oops" moments - Modern iOS performance and stability improvements - Previous purchases fully honored via Restore Purchases - Plus bug fixes and stability improvements in v5.0.1 ### 5.0.0 — 2026-03-11 Sudoku Ninja is a fast, satisfying way to play classic 9x9 sudoku -- built for clean solves, fair competition, and daily habits. "Everything is just right with Sudoku Ninja really." -- 148apps.com 30,000 PUZZLES. PLAY ANYTIME (OFFLINE) Jump straight into a puzzle with no internet required. Choose Easy, Medium, or Hard and start instantly -- no waiting, no loading screens, no nonsense. FAIR SCORING THAT REWARDS SKILL Some sudoku games award more points for placing certain digits (like 9s), which makes your score depend on puzzle luck. Sudoku Ninja doesn't do that. Your score reflects how well you play: speed + accuracy + momentum. Clean streaks and confident solving earn the highest scores. SMART HIGHLIGHTING THAT FEELS RIGHT Tap a cell to see conflicts. Tap a placed number to highlight every match on the board. No "that was an error" nonsense just because you were highlighting -- you keep your flow. DAILY CHALLENGES + STREAKS A new set of daily puzzles every day across difficulties. Win to build your streak. Miss a day and it resets. Pro players can also browse a calendar archive and replay past daily challenges. ANIMATED, TACTILE GAMEPLAY This is sudoku with style: - Tiles fly in at the start - Correct placements land with satisfying precision - Wins trigger a celebration - Even mistakes have personality COMPETE WITH GAME CENTER Climb 4 global leaderboards (Easy, Medium, Hard, Combined). Scoring rewards fast, accurate solves -- so the leaderboard feels earned. ACHIEVEMENTS + SHARING Unlock 28 achievements across games played, time invested, high scores, winning runs, perfect runs, and bonus challenges. Everything syncs with Game Center, and you can share badges and victories right from the app. THEMES THAT LOOK AWESOME Customize your vibe with: - Tile styles: Numerals, Bamboo, Kanji (plus the exclusive Ninja set in Pro) - Backgrounds: Great Wall, Red Pagoda, Blue Koi (all free) FEATURES - Pencil mode for candidate notes - Pinch-to-zoom + pan navigation - Save & Resume for regular puzzles - Hint system (per difficulty) - Stats dashboard with per-difficulty breakdowns - Share scores and badges with friends - Fireworks mode (you will find it) FREE VS PRO Sudoku Ninja is free to download and play. Free includes: Unlimited Easy + Medium puzzles, today's Easy/Medium dailies, full scoring, Game Center, achievements, pencil mode, zoom, basic stats, and all backgrounds. Sudoku Ninja Pro (one-time $3.99) unlocks: - Unlimited Hard puzzles + Hard daily challenge - Daily Challenge calendar archive - Advanced stats dashboard - Exclusive Ninja tile set - Guaranteed ad-free experience No subscription. No recurring charges. PREVIOUS PURCHASES HONORED Bought something in the original Sudoku Ninja? Tap Restore Purchases -- you get the full Pro upgrade free. ## More apps by Socially Conscious Software, LLC - [Cellular Automata: Life Sim](https://appshunter.io/ios/app/cellular-automata-life-sim/id317822041) - [Baby Boy Names](https://appshunter.io/ios/app/baby-boy-names/id330105134) - [Baby Names LITE](https://appshunter.io/ios/app/baby-names-lite/id337403469) - [Baby Boy Names LITE](https://appshunter.io/ios/app/baby-boy-names-lite/id337407164) - [Baby Girl Names LITE](https://appshunter.io/ios/app/baby-girl-names-lite/id337407498) - [Simple LED Light](https://appshunter.io/ios/app/simple-led-light/id391205904) All apps by Socially Conscious Software, LLC: https://appshunter.io/developer/302019503 ## Related topics [bsocially](https://appshunter.io/ios/topics/bsocially) --- *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 2026-07-06.*