Comparison

Crazy Math vs Calcudoku

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

Head to head
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!

About

Calcudoku

Engage your mind with mathematical challenges and addictive puzzle-solving fun. This app offers multiple grid sizes and uses all four basic arithmetic operations. Its intuitive design and offline play make it perfect for brain workouts anytime, anywhere.

Highlights
  • Multiple grid sizes (4x4, 5x5, 6x6)
  • Addition, subtraction, multiplication, and division
  • Intuitive and minimalistic design
  • Offline play support
  • Engaging math puzzles
Features
Read full description

Engage your mind with Calcudoku, where mathematical challenges meet addictive puzzle-solving fun! Whether you're a numbers enthusiast or just looking to give your brain a workout, Calcudoku is the perfect app to stimulate your mind with its unique blend of arithmetic and logic. Multiple Grid Sizes: - Tackle puzzles of varying difficulty with grid sizes of 4x4, 5x5, and 6x6. Choose your preferred challenge level and enjoy hours of engaging gameplay. Four Operations, Endless Possibilities: - Explore the full spectrum of mathematical operations – addition, subtraction, multiplication, and division. Intuitive and Minimalistic Design:  - Navigate a streamlined interface crafted for an unobtrusive solving environment. Calcudoku prioritizes functionality, allowing you to concentrate on your puzzle without unnecessary distractions. Offline Play: - Take Calcudoku with you wherever you go! No internet connection is required, ensuring that you can enjoy solving puzzles anytime, anywhere.

Screenshots

Crazy Math4 screens
Calcudoku2 screens

Verdict

The call

The clearest difference is in-app purchases: Calcudoku at none against Crazy Math's 5. Calcudoku also leads on ratings volume (4 vs 1). Crazy Math's advantage is ads (none vs shown) and update cadence (daily vs monthly). On price, rating 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. Crazy Math sells 5 one-off in-app purchases. Calcudoku asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Crazy Math against 5.0 for Calcudoku. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

UpkeepUpdate frequency

Crazy Math ships an update daily, Calcudoku monthly. The most recent releases landed on September 16, 2026 and June 4, 2026 respectively.

Scorecard6 real differences · 4 level
Crazy Math versus Calcudoku: the parameters behind the verdict, then further details
ParameterCrazy MathCalcudoku
PriceFreeFree
Rating5.0 (1 ratings)5.0 (4 ratings)
Positive reviews100.0% of reviews—
Number of ratings14 — better
Update frequencyDaily — betterMonthly
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size22 MB22 MB
Age rating4+4+
DeveloperTien LePixel Forge LLC

Customer experience

Crazy Math

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

Calcudoku

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

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
None

Calcudoku

No in-app purchases

Questions

Is Crazy Math free?
Crazy Math is free to download, with in-app purchases available.
Is Calcudoku free?
Calcudoku is free to download, with no in-app purchases.
Which has better reviews, Crazy Math or Calcudoku?
Crazy Math and Calcudoku are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.
Do Crazy Math or Calcudoku have ads?
Calcudoku shows ads; Crazy Math does not.
Which is updated more often, Crazy Math or Calcudoku?
Crazy Math ships an update daily, and Calcudoku monthly. Most recently, Crazy Math was updated on September 16, 2026 and Calcudoku on June 4, 2026.

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