Comparison

Sudoku classic. vs Sudoku + Auto

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Four difficulty levels
  • Tutorial with solving techniques
  • Unlimited undo and redo
  • Game saving
  • Notes and auto-noting
  • Error checking
  • Share games
Features
Read full description

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...

About

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.

Highlights
  • Automatic note-taking
  • Thousands of puzzles
  • Multiple difficulty levels
  • Daily challenges
  • Special themed events
  • Instructional hints
  • Customizable palettes
Features
Read full description

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

Sudoku classic.4 screens
Sudoku + Auto4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
Sudoku classic. versus Sudoku + Auto: the parameters behind the verdict, then further details
ParameterSudoku classic.Sudoku + Auto
PriceFreeFree
Rating4.7 (345 ratings) — better4.6 (63 ratings)
Positive reviews88.9% of reviews — better84.8% of reviews
Number of ratings345 — better63
Update frequencyEvery 14 monthsEvery 5 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size16 MB8 MB
Age rating+44+
DeveloperAlejandro Castagnolo MartinezFunnerware

Customer experience

Sudoku classic.

All ratings342 ratings
Positive94.2%
Neutral4.7%
Negative1.2%
Written reviews9 reviews
Positive88.9%
Neutral11.1%
Negative0.0%

Sudoku + Auto

All ratings61 ratings
Positive88.5%
Neutral4.9%
Negative6.6%
Written reviews33 reviews
Positive84.8%
Neutral6.1%
Negative9.1%

In-app purchases

1 purchases

Sudoku classic.

One-time1
  • Ads removal$1.99
6 purchases

Sudoku + Auto

One-time6
  • All Puzzle Levels$1.99
  • All Puzzle Levels$2.99
  • Ad Removal$3.99
Show 3 more
  • All Puzzle Levels2 variants$3.99
  • Premium Combo2 variants$4.99
  • Premium Combo2 variants$5.99

Questions

Is Sudoku classic. free?
Sudoku classic. is free to download, with in-app purchases available.
Is Sudoku + Auto free?
Sudoku + Auto is free to download, with in-app purchases available.
Which has better reviews, Sudoku classic. or Sudoku + Auto?
Sudoku classic. is rated higher. Sudoku classic. averages 4.7 out of 5 from 345 ratings, while Sudoku + Auto averages 4.6 from 63 ratings.
Do Sudoku classic. or Sudoku + Auto have ads?
Both Sudoku classic. and Sudoku + Auto show ads.
Which is updated more often, Sudoku classic. or Sudoku + Auto?
Sudoku classic. ships an update every 14 months, and Sudoku + Auto every 5 weeks. Most recently, Sudoku classic. was updated on October 26, 2026 and Sudoku + Auto on October 27, 2026.

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