Comparison

Mathdoku Challenge! vs Calcudoku

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

Head to head
About

Mathdoku Challenge!

This game combines Sudoku logic with mathematical operations. Solve puzzles by filling cells with numbers that satisfy row, column, and cage constraints. Offers daily puzzles and purchasable packs to challenge your mind.

Highlights
  • Sudoku-style number placement
  • Mathematical cage operations
  • Logic-based puzzle solving
  • Daily new puzzles
  • Purchasable puzzle packs
  • Varying puzzle sizes
Features
Read full description

Do you like Sudoku? How about KenKen (or is it Ken Ken)? Or simply looking for that next game to get you brain going? Then give Mathdoku a try! Mathdoku Challenge! brings an exciting new twist to Sudoku. Step up to the plate and solve problems with your math skills. Face challenging puzzles of varying sizes, leverage the hints you are given, and use logic to find the solution. Mathdoku will stretch your mind, wake you up, and keep you on your toes. Play as many puzzles as you want! Each day, you get even more puzzles to play. Or purchase a puzzle pack to keep the fun going. Puzzles are divided into cages by grouping cells together. Hints for a cage are composed of a target number and an operation. Combining the cells in the cage using the mathematical operation must reach the target number. A number can only be used once per row and column. Use this limitation, hints, and unit cells to find the solution to the puzzles.

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

Mathdoku Challenge!4 screens
Calcudoku2 screens

Verdict

The call

The clearest difference is in-app purchases: Calcudoku at none against Mathdoku Challenge!'s 4. Mathdoku Challenge!'s advantage is update cadence (every 8 days vs monthly) and ratings volume (15 vs 4). On price, rating, ads 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. Mathdoku Challenge! sells 4 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 Mathdoku Challenge! against 5.0 for Calcudoku. Both are backed by a comparable volume of ratings — 15 and 4 respectively.

UpkeepUpdate frequency

Mathdoku Challenge! ships an update every 8 days, Calcudoku monthly. The most recent releases landed on October 24, 2026 and October 1, 2026 respectively.

Scorecard4 real differences · 6 level
Mathdoku Challenge! versus Calcudoku: the parameters behind the verdict, then further details
ParameterMathdoku Challenge!Calcudoku
PriceFreeFree
Rating5.0 (15 ratings)5.0 (4 ratings)
Positive reviews100.0% of reviews—
Number of ratings15 — better4
Update frequencyEvery 8 days — betterMonthly
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size39 MB22 MB
Age rating4+4+
DeveloperTaylor GeissePixel Forge LLC

Customer experience

Mathdoku Challenge!

All ratings13 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Calcudoku

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

In-app purchases

4 purchases

Mathdoku Challenge!

One-time4
  • 100 Puzzles$0.99
  • 250 Puzzles$1.99
  • 500 Puzzles$3.99
Show 1 more
  • 1000 Puzzles$6.99
None

Calcudoku

No in-app purchases

Questions

Is Mathdoku Challenge! free?
Mathdoku Challenge! 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, Mathdoku Challenge! or Calcudoku?
Mathdoku Challenge! and Calcudoku are both rated 5.0 out of 5 on the App Store, from 15 and 4 ratings respectively.
Do Mathdoku Challenge! or Calcudoku have ads?
Both Mathdoku Challenge! and Calcudoku show ads.
Which is updated more often, Mathdoku Challenge! or Calcudoku?
Mathdoku Challenge! ships an update every 8 days, and Calcudoku monthly. Most recently, Mathdoku Challenge! was updated on October 24, 2026 and Calcudoku on October 1, 2026.

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