Comparison

Sudoku vs Sudoku #

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

Head to head
About

Sudoku

Engage your mind with this classic Japanese logic puzzle. Offers multiple difficulty levels, customizable backgrounds, and unique emoji number options. Track progress and compete with others.

Highlights
  • Four difficulty settings
  • Customizable background colors
  • Emoji number option
  • Duplicate highlighting
  • Unlimited Undo/Redo
  • Autosave functionality
  • Leaderboards and achievements
  • Note-taking feature
Features
Read full description

Train your brain anytime—and anywhere—with Sudoku :), the classic Japanese logic puzzle game. Playing Sudoku on your mobile device is fun & easy! Now you can take your favorite Japanese game wherever you go. Give your mind a workout with advanced difficulty, or play easier levels to exercise your brain. The Sudoku :) app offers access to many fun features. Game features: ● Play Sudoku games with four different difficulty settings: Easy, Medium, Hard & Expert ● Personalize your gameplay with custom background colors ● Switch numbers to emojis for a fun new way to play ● Highlight duplicates to avoid repeating numbers in rows, columns & blocks ● Use unlimited Undo & Redo actions ● Stop & resume the game anytime with Autosave ● Track your scores & completion times against top Sudoku players with leaderboards and achievements ● Keep track of possible numbers in the grid with Note-taking ● See your progress with Logic Puzzles Completed and Top Completion Times With user-friendly boards, this Sudoku puzzle game is rated one of the top brain games. Whether you are new to this classic puzzle game or you’ve been playing for years, give yourself a fun & challenging game experience with Sudoku :) everywhere you go. Download Sudoku :) on your iPhone & iPad today We hope you enjoy playing Sudoku :) Questions or feedback, please email us at contact@maplemedia.io for fast & friendly support. Brought to you by Maple Media. Visit us at https://maplemedia.io. Terms of Service and Subscription Terms: https://maplemedia.io/terms-of-service/ Privacy Policy: https://maplemedia.io/privacy/ - Level up your Sudoku experience with the Sudoku Membership subscription! Enjoy Ad-free game play, customize with unique backgrounds and mix it up with the new Emoji grid! - Once subscribed, payment will be charged to iTunes Account at confirmation of purchase if you subscribe - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the subscription's renewal - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.

About

Sudoku #

This classic Sudoku game offers a unique and fun experience with levels designed by AI and machine learning. It helps exercise your brain, memory, and logic skills with five difficulty options and numerous levels.

Highlights
  • AI-designed Sudoku levels
  • Brain, memory, and logic training
  • 5 difficulty options
  • Thousands of levels
  • Human-solvable board filtering
Read full description

Classic Sudoku game, redefined by A.I. Our Sudoku is one of its own kind in the market. We use AI and Machine Learning to design the levels that bring a unique and fun experience to everyone. - Exercise your brain, memory and logic reasoning skills - 5 difficulty options, tons of levels, tons of fun - Levels designed by AI and Machine Learning *How to play* Fill the 9x9 board so that each row, column and 3x3 box contains all digits from 1 to 9. *Designed by AI* 1. Randomly generate 35,000+ valid board configurations for each difficulty levels 2. Classify “human solvable” boards using non-brute-force algorithms implemented using TensorFlow 3. These algorithms uses the same techniques as human solvers do, to filter out boards almost unsolvable by human 4. Less than 4% of these initial boards passed our AI test 5. Finally we validate the filtered sample with human testing to ensure board quality

Screenshots

Sudoku4 screens
Sudoku #4 screens

Verdict

The call

The clearest difference is in-app purchases: Sudoku # at none against Sudoku's 11. Sudoku # also leads on review sentiment (79% vs 65%). Sudoku's advantage is ratings volume (59K vs 324). On price, rating, update cadence 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 sells 11 in-app purchases, starting at $0.99 per month. Sudoku # asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Sudoku against 4.7 for Sudoku #. That said, the two scores are not equally well evidenced: Sudoku has 59K ratings behind it against 324, so its average is the more settled of the two. Written reviews are what separate them: 65% of Sudoku's written reviews are positive against 79% of Sudoku #'s.

UpkeepUpdate frequency

Sudoku ships an update monthly, Sudoku # every 3 weeks. The most recent releases landed on September 26, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
Sudoku versus Sudoku #: the parameters behind the verdict, then further details
ParameterSudokuSudoku #
PriceFreeFree
Rating4.7 (59K ratings) — better4.7 (324 ratings)
Positive reviews65.0% of reviews79.3% of reviews — better
Number of ratings59K — better324
Update frequencyMonthlyEvery 3 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size147 MB142 MB
Age rating17+4+
DeveloperMaple Media Apps, LLCJinyang Tang

Customer experience

Sudoku

All ratings59,043 ratings
Positive93.8%
Neutral3.7%
Negative2.4%
Written reviews626 reviews
Positive65.0%
Neutral6.9%
Negative28.1%

Sudoku #

All ratings324 ratings
Positive92.9%
Neutral5.2%
Negative1.9%
Written reviews174 reviews
Positive79.3%
Neutral5.2%
Negative15.5%

Bugs and requests

Sudoku

Reported bugs

4 issues
  • Numbers getting stuck/grayed out
  • Inconsistent difficulty levels
  • Display issues on newer devices
  • Crashes after updates

Requested features

5 requests
  • Dark mode option
  • Customizable color themes
  • Option to disable number highlighting
  • Reset button that fully clears the board
  • More granular difficulty levels

Sudoku #

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

Sudoku

Subscriptions10
  • Premium Monthly$0.991 Month
  • Premium Monthly$1.991 Month
  • Sudoku Apps Bundle$7.991 Month
Show 7 more
  • Premium Annual$8.991 Year
  • Sudoku Membership$14.991 Year
  • Sudoku Bundle1 Month trial$14.991 Month
  • Premium Annual$14.991 Year
  • Sudoku Apps Bundle$64.991 Year
  • Sudoku Apps Bundle$99.991 Year
  • Sudoku Bundle1 Year trial$129.991 Year
One-time1
  • Disable Ads$24.99
None

Sudoku #

No in-app purchases

Questions

Is Sudoku free?
Sudoku is free to download, with in-app purchases available.
Is Sudoku # free?
Sudoku # is free to download, with no in-app purchases.
Which has better reviews, Sudoku or Sudoku #?
Sudoku is rated higher. Sudoku averages 4.7 out of 5 from 59K ratings, while Sudoku # averages 4.7 from 324 ratings.
Do Sudoku or Sudoku # have ads?
Both Sudoku and Sudoku # show ads.
Which is updated more often, Sudoku or Sudoku #?
Sudoku ships an update monthly, and Sudoku # every 3 weeks. Most recently, Sudoku was updated on September 26, 2026 and Sudoku # on September 19, 2026.

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