Comparison

KenKen Classic vs Kendoku Master

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

Head to head
About

KenKen Classic

Engage your mind with this addictive logic and math puzzle game. It offers a virtually unlimited supply of challenges with adjustable difficulty and grid sizes. Enjoy a fun way to train your brain with a trusted source of daily puzzles.

Highlights
  • Unlimited puzzles
  • Adjustable difficulty and grid size
  • Multiple input modes
  • Hints, Undo, Redo, Reset
  • Online leaderboards
  • Color schemes and music options
Features
Read full description

KenKen® - Brain Training Puzzle Train your brain with KenKen®, the unbelievably fun, exciting and addictive logic and math puzzle! KenKen is an amazing puzzle that is frequently described as “sudoku on steroids.” If you like other brain games such as sudoku, 2048, Threes, Kakuro, Unblock Me, Tricky Test, Tetris, Flow, jigsaw puzzles, word search puzzles, or crossword puzzles, then you will LOVE KenKen! This is the ONE-AND-ONLY Original KenKen app, created by acclaimed Japanese mathematics educator Tetsuya Miyamoto. Don’t be fooled by unauthorized versions such as mathdoku and calcudoku, and don't get stuck in a sudoku rut. Play KenKen math puzzles today! KenKen appears daily in the New York Times and hundreds of other publications around the globe. NY Times puzzle editor, Will Shortz, calls KenKen "the most addictive puzzle since sudoku." There are virtually unlimited KenKen puzzles available to you on this app. The first 50 are included FREE with the download. If you need more...no problem! Just order them and they'll appear immediately. YOU select the size, difficulty level, and operations. KenKen Classic includes: - 50 FREE fun math puzzles of every size and difficulty level - Unlimited FREE 3x3 size puzzles to learn from and enjoy - Virtually unlimited puzzles, ranging from 3x3 to 9x9 grids, from Easy to Expert - A variety of color schemes and music (you can even set your own music to play in the background) - 3 input modes for digits and notes - Great extra features such as Hints, Check, Undo, Redo, Reset, Pause, and Timer - Online leaderboards - Ability to post results directly to Twitter - Ability to email results and invite friends

About

Kendoku Master

Features
Read full description

Kendoku Master is a focused number-logic game built around elegant 4×4 Kendoku puzzles. Every board has one solution and four carefully measured difficulty levels. Play a fresh puzzle, return to an unfinished game, or take on the same Daily Puzzle as everyone else. Track best times, win streaks, and achievements while keeping the board clear, accessible, and distraction-free.

Screenshots

KenKen Classic2 screens
Kendoku Master3 screens

Verdict

The call

The clearest difference is in-app purchases: Kendoku Master at none against KenKen Classic's 6. Kendoku Master also leads on update cadence (fortnightly vs every 4 months). KenKen Classic's advantage is device support (3 vs 1) and iOS requirement (12.1 vs 17.6). On price 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. KenKen Classic sells 6 in-app purchases, starting at $19.99 per year. Kendoku Master asks for nothing beyond the download.

UpkeepUpdate frequency

KenKen Classic ships an update every 4 months, Kendoku Master fortnightly. The most recent releases landed on October 29, 2026 and October 16, 2026 respectively.

Scorecard4 real differences · 6 level
KenKen Classic versus Kendoku Master: the parameters behind the verdict, then further details
ParameterKenKen ClassicKendoku Master
PriceFreeFree
Rating4.6 (3.2K ratings) — better—
Positive reviews72.7% of reviews—
Number of ratings3.2K — better—
Update frequencyEvery 4 monthsFortnightly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.1 — better17.6
Further details — not scored
Size40 MB9 MB
Age rating4+4+
DeveloperKenKen PuzzleGokmen Turan

Bugs and requests

KenKen Classic

Reported bugs

3 issues
  • Puzzles disappearing after device reset or upgrade
  • Purchased puzzles not syncing across devices
  • App crashing or freezing

Requested features

4 requests
  • Dark mode option
  • Ability to save and revert puzzle progress
  • No-op puzzles for advanced players
  • Improved puzzle loading and syncing across devices

Kendoku Master

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

KenKen Classic

Subscriptions1
  • Full Year Subscription NO ADS!$19.991 Year
One-time5
  • 500 KenKen toKENs$0.99
  • 31 Puzzles PLUS removal of all ads!$1.99
  • 250 Puzzles PLUS removal of all ads!$7.99
Show 2 more
  • 1000 Puzzles PLUS removal of all ads!$14.99
  • Annual Unlimited Subscription - Ad Free$19.99
None

Kendoku Master

No in-app purchases

Questions

Is KenKen Classic free?
KenKen Classic is free to download, with in-app purchases available.
Is Kendoku Master free?
Kendoku Master is free to download, with no in-app purchases.
Do KenKen Classic or Kendoku Master have ads?
Both KenKen Classic and Kendoku Master show ads.
Which is updated more often, KenKen Classic or Kendoku Master?
KenKen Classic ships an update every 4 months, and Kendoku Master fortnightly. Most recently, KenKen Classic was updated on October 29, 2026 and Kendoku Master on October 16, 2026.

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