Sudoku classic. vs Sudoku + Auto
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sudoku classic.
Engage in a classic Sudoku experience with multiple difficulty levels and helpful tools. Master the game with a comprehensive tutorial, unlimited undo/redo, and intelligent note-taking features. Share your progress and challenge friends with this versatile puzzle app.
- Four difficulty levels
- Tutorial with solving techniques
- Unlimited undo and redo
- Game saving
- Notes and auto-noting
- Error checking
- Share games
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Classic sudoku game for your iPhone and iPad. Features: - Four difficulty levels (easy, normal, hard, very hard). - Tutorial with several techniques (from beginner to advanced) for solving the game. - Unlimited undo and redo. - Game saving. - Notes. - Auto noting empty squares. - Auto updating notes. - Square coloring with two colors for advanced techniques. - Error checking (manual and automatic). - Share the game with a friend via whatsApp, email, etc...
Sudoku + Auto
This classic number puzzle game offers thousands of puzzles with adjustable difficulty levels. It features an innovative Auto-Note function that automatically fills in potential numbers, allowing players to focus on solving. Enjoy daily challenges, special events, and progress through increasingly difficult levels.
- Automatic note-taking
- Thousands of puzzles
- Multiple difficulty levels
- Daily challenges
- Special themed events
- Instructional hints
- Customizable palettes
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Sudoku + Auto-Note is the best of classic sudoku, plus Auto-Note! No more missing a cell. No more overlooking a possibility. Auto-Note adds all the notes for you, so you can spend your time solving a puzzle instead of getting ready. SOMETHING FOR EVERYONE Whether you're a seasoned player or just starting out, this is the game for you. There are thousands of puzzles at all levels of difficulty. Start with Easy and work your way up to Diabolical. Auto-Note can add the notes for you, or you can turn it off and add notes yourself. Notes are updated when assigning a cell. If you like, Auto-Check will highlight your mistakes. Or, turn everything off for a more pencil-and-paper feel. 3 WAYS TO PLAY Daily Challenges Build your streak by completing daily challenge puzzles. Special Events Earn badges by completing event-themed puzzles before time runs out. Themes include Pirate's Plunder, Weekend Campout, Pharoah's Tomb, and lots more. Level Up Start by solving Easy puzzles and work your way up through Intermediate and Challenging. Go on to Fiendish and, finally, try your hand at truly Diabolical puzzles. MORE FEATURES Daily Streak Reminders - Enable this option and choose a time of day for a reminder. Instructional Hints - These explain the necessary strategy step by step. Or choose brief one-step hints. Palettes - Three choices keep things easy on the eyes, even in the dark. Single Solutions - Every puzzle has just one solution. Fix Notes - In a jam? Correct and add missing notes from the Mistakes (!) menu. Scoring - Toggle the optional scoreboard from the game settings menu. Timer - Toggle the optional timer from the game settings menu. Download Sudoku + Auto-Note now. Questions? Feature requests? Let us know what you think. Visit funnerware.com's Feedback page. Thanks for playing!
Screenshots
Verdict
The clearest difference is update cadence: Sudoku + Auto at every 5 weeks against Sudoku classic.'s every 14 months. Sudoku classic.'s advantage is ratings volume (345 vs 63). On price, rating, review sentiment and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Sudoku classic. sells 1 one-off in-app purchase and Sudoku + Auto sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for Sudoku classic. against 4.6 for Sudoku + Auto. That said, the two scores are not equally well evidenced: Sudoku classic. has 345 ratings behind it against 63, so its average is the more settled of the two. Written reviews are what separate them: 89% of Sudoku classic.'s written reviews are positive against 85% of Sudoku + Auto's.
Sudoku classic. ships an update every 14 months, Sudoku + Auto every 5 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | Sudoku classic. | Sudoku + Auto |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (345 ratings) — better | 4.6 (63 ratings) |
| Positive reviews | 88.9% of reviews — better | 84.8% of reviews |
| Number of ratings | 345 — better | 63 |
| Update frequency | Every 14 months | Every 5 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 16 MB | 8 MB |
| Age rating | +4 | 4+ |
| Developer | Alejandro Castagnolo Martinez | Funnerware |
Customer experience
Sudoku classic.
Sudoku + Auto
In-app purchases
Sudoku classic.
- Ads removal$1.99
Sudoku + Auto
- All Puzzle Levels$1.99
- All Puzzle Levels$2.99
- Ad Removal$3.99
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- All Puzzle Levels2 variants$3.99
- Premium Combo2 variants$4.99
- Premium Combo2 variants$5.99









