Comparison

Sudoku ... vs Crazy Math

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 number puzzle game. It offers a variety of difficulty levels, daily challenges, and helpful tools to assist your progress. Unlock achievements and track your performance with detailed statistics.

Highlights
  • Multiple difficulty levels
  • Daily challenges
  • Hints and auto-check
  • Duplicate number highlighting
  • Progress statistics
  • Achievements
Features
Read full description

Play Sudoku, a great classic ! Are you a super master at the sudoku game ? This Sudoku is for all kind of players: advanced , Pro or begginers, This sudoku will fit your skills perfectly et will enjoy you every time you play with it. This sudoku game is the ultimate version of the famous number game, and it is the best game to train your brain with unlimited number of grids. You can also play to the daily challenge: "Challenge of the day", and try to complete all achievements & challenges in the game. You have tons of options and features that you can unlock in this great sudoku game. You have different games modes: - Easy - Medium - Hard - Very hard - Insane You can also get some help with numrous features: hints, auto-check, duplicates numbers highlight. A lot of statistics are also available to seeyour progresses. Can you raise the challenge now and complete the grid ?

About

Crazy Math

This game helps improve your calculation speed and offers a fun way to relax or play with others. Choose 'RIGHT' or 'WRONG' to answer math problems as quickly as possible. Compete for the highest score across various difficulty levels.

Highlights
  • Improve calculation speed
  • Relaxing gameplay
  • Play with friends and family
  • Multiple difficulty levels
  • Simple 'RIGHT' or 'WRONG' mechanic
  • High score competition
Features
Read full description

"Crazy Math - Fast calculation" is a small game. It helps you check your calculation speed. And it helps you relax, reduce stress or have fun-time with friends and family. How to play: ◆ Very simple ◆ Choose "RIGHT" or "WRONG" Game levels: ◆ easiest ◆ easy ◆ moderate ◆ hard ◆ hardest The game will to over when you answer incorrectly. So, keep calm and calculate quickly. Try to win the highest score. Become the fastest calculator. Thank you!

Screenshots

Sudoku ...4 screens
Crazy Math4 screens

Verdict

The call

The clearest difference is review sentiment: Crazy Math at 100% against Sudoku ...'s 38%. Crazy Math also leads on rating (5.0 vs 4.5) and ads (none vs shown). Sudoku ...'s advantage is ratings volume (146 vs 1). On price, in-app purchases, monetization model and device support 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 6 one-off in-app purchases and Crazy Math sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Crazy Math holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Sudoku ... has 146 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 38% of Sudoku ...'s written reviews are positive against 100% of Crazy Math's.

UpkeepUpdate frequency

Sudoku ... ships an update monthly, Crazy Math daily. The most recent releases landed on September 20, 2026 and September 16, 2026 respectively.

Scorecard5 real differences · 5 level
Sudoku ... versus Crazy Math: the parameters behind the verdict, then further details
ParameterSudoku ...Crazy Math
PriceFreeFree
Rating4.5 (146 ratings)5.0 (1 ratings) — better
Positive reviews37.5% of reviews100.0% of reviews — better
Number of ratings146 — better1
Update frequencyMonthlyDaily — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.611.0 — better
Further details — not scored
Size32 MB22 MB
Age rating4+4+
DeveloperPLAYTOUCHTien Le

Customer experience

Sudoku ...

All ratings146 ratings
Positive87.7%
Neutral6.2%
Negative6.2%
Written reviews8 reviews
Positive37.5%
Neutral12.5%
Negative50.0%

Crazy Math

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

Sudoku ...

One-time6
  • 15 hints$0.49
  • 35 hints$0.99
  • Remove all ADS from the game$1.99
Show 3 more
  • 80 hints$1.99
  • 300 hints$2.99
  • 700 hints$4.99
5 purchases

Crazy Math

One-time5
  • Add 20 lives$0.99
  • Remove advertisement$1.99
  • Add 50 lives$1.99
Show 2 more
  • Add 100 lives$2.99
  • Add 200 lives$3.99

Questions

Is Sudoku ... free?
Sudoku ... is free to download, with in-app purchases available.
Is Crazy Math free?
Crazy Math is free to download, with in-app purchases available.
Which has better reviews, Sudoku ... or Crazy Math?
Crazy Math is rated higher. Sudoku ... averages 4.5 out of 5 from 146 ratings, while Crazy Math averages 5.0 from 1 ratings.
Do Sudoku ... or Crazy Math have ads?
Sudoku ... shows ads; Crazy Math does not.
Which is updated more often, Sudoku ... or Crazy Math?
Sudoku ... ships an update monthly, and Crazy Math daily. Most recently, Sudoku ... was updated on September 20, 2026 and Crazy Math on September 16, 2026.

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