# Sudoku Kensei — Sudoku Gamer / Mentor / Solver > Sudoku solver and teacher with visual hints, scanning, and advanced logic finders. (iPhone/iPad app by David Shapiro.) - Source: https://appshunter.io/ios/app/sudoku-kensei/id6760353100 (this page in markdown: same URL + `.md`) - Developer: [David Shapiro](https://appshunter.io/developer/1651118132) - Category: Games, Education, Board, Puzzle - Price: Free with in-app purchases - Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 16.6 · 31 MB - Languages: American English - Released: 2026-05-20 - Data updated: 2026-07-30 - Monetization: freemium - User reviews in markdown: https://appshunter.io/ios/app/sudoku-kensei/id6760353100/reviews.md ## What is Sudoku Kensei? Sudoku Kensei is a powerful Sudoku game and teacher designed to help you understand and solve puzzles — not just fill in the boxes. SOLVE SMARTER WITH VISUAL FINDERS Turn on any finder and the board lights up with color-coded hints. Naked Singles, Hidden Singles, Box Exclusions, Naked Pairs, Triples, Quads, and more — each technique is highlighted so you can see the logic, not just the answer. Finders never solve for you; they show you where to look. ADVANCED FISH PATTERNS (PRO) Tackle the toughest grids with X-Wing, Swordfish, and Jellyfish finders. Each pattern is highlighted with color-coded cells and backgrounds. Select a digit on the keypad to isolate one fish at a time — perfect for studying and learning advanced technique. SCAN ANY PUZZLE Point your camera at a printed book, magazine, or on-screen puzzle, or scan from an existing photo or screen capture of a puzzle. Review recognized digits before solving, and correct any misreads with a tap. SMART CANDIDATE MANAGEMENT Show all pencil marks with one tap. Automatic candidate tracking eliminates impossible values as you solve. Pro users can convert naked singles one at a time or all at once with the built-in solvers. SAVE, EXPORT & SHARE Save in-progress games and pick up where you left off. Pro version includes ability to import and export any puzzle as a QR code to share with friends. MAKE IT YOURS Choose custom colors for your answers, scanned clues, candidates, and highlights. Adjust font sizes, pick cell-first or keypad-first entry, and configure display preferences to match how you like to work. FREE & PRO The free version includes 10 free puzzle scans, all basic finders through naked and hidden pairs, and candidate customization. Upgrade once to unlock: • Fishy pattern finders: X-Wing, Swordfish, Jellyfish • Advanced multiples: Triples, Quads, Quintets • Convert Next Singles and Convert All Singles solvers • Unlimited puzzle scans • Import/Export puzzles • Additional pro features (and more coming soon!) ## Key features - Visual Sudoku technique finders - Camera puzzle scanner - Smart candidate management - Advanced fish pattern finders (Pro) - Customizable display and entry methods - Save, export, and share puzzles (Pro) ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Pro Features | $0.99 | one-time | ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/sudoku-kensei/id6760353100/reviews.md ### 5/5 — The best solving tools I’ve seen!!!! *2026-06-18* Wow. Amazing solving tools. ## Frequently asked questions about Sudoku Kensei ### What is Sudoku Kensei? Sudoku Kensei is a Sudoku game and teacher that helps you understand and solve puzzles. It offers visual finders to highlight logic techniques and a camera scanner to input puzzles from printed sources. ### Does Sudoku Kensei have ads? No, Sudoku Kensei does not contain advertisements. It offers a free version with basic features and a one-time purchase for Pro features. ### What are the Pro features of Sudoku Kensei? The Pro version unlocks advanced fish pattern finders (X-Wing, Swordfish, Jellyfish), advanced multiples, solvers for converting singles, unlimited puzzle scans, and import/export functionality. ### Can Sudoku Kensei scan puzzles from books? Yes, Sudoku Kensei can scan any puzzle from a printed book, magazine, or on-screen source using your device's camera. You can review and correct recognized digits before solving. ### How does Sudoku Kensei help me learn Sudoku techniques? The app's visual finders highlight specific Sudoku techniques like Naked Singles, Hidden Singles, and advanced patterns. They show you where to look and the logic involved without solving the puzzle for you. ### What devices does Sudoku Kensei support? Sudoku Kensei is available on iPhone and iPad devices, supporting the latest iOS versions. ### How often is Sudoku Kensei updated? The latest version of Sudoku Kensei was released on June 12, 2026, indicating regular updates to improve features and performance. ### What is the age rating for Sudoku Kensei? Sudoku Kensei has an age rating of 4+, making it suitable for a wide range of players interested in logic puzzles. ## Version history (last 4 releases) ### 2026.3.6 — 2026-07-24 Minor bug fixes ### 2026.3.5 — 2026-06-12 Bug fixes. Clear selected cell on new game, additional settings ### 2026.3.1 — 2026-06-04 What's New (v2026.2.60): • Removed un-used or redundant settings • Added Max Text Size preference to prevent layout issues at large accessibility font sizes • New "Clear All Answers" option to quickly reset all entered digits • Tooltips and alerts now respect the Max Text Size setting • Marked cells and candidates are now saved and restored between sessions ### 2026.2 — 2026-05-20 No release notes. ## More apps by David Shapiro - [MyBlackjackTutor](https://appshunter.io/ios/app/myblackjacktutor/id6443970032) - [PickleScores](https://appshunter.io/ios/app/picklescores/id6468539903) All apps by David Shapiro: https://appshunter.io/developer/1651118132 --- *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 2026-07-30.*