Comparison

SudoZen vs Sudoku Clear

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

Head to head
About

SudoZen

Features
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SudoZen is a calm, focused Sudoku game for players who enjoy logic, concentration, and a clean, distraction-free experience. Play at your own pace with multiple board sizes (4×4, 6×6, 9×9, and 12×12) and difficulty levels from Easy to Expert. Whether you want a quick warm-up or a deep challenge, SudoZen helps you stay in flow. Features: • 4×4, 6×6, 9×9, and 12×12 Sudoku boards • Multiple difficulty levels: Easy, Medium, Hard, and Expert • Daily Challenge • Notes mode • Hints • Undo and erase tools • Timer and progress tracking • Statistics and game history • Achievements • Clean, relaxing design Whether you’re looking for a short brain workout, a daily logic habit, or a calm way to sharpen focus, SudoZen delivers a smooth and enjoyable Sudoku experience. Take a breath, pick your level, and enjoy the puzzle.

About

Sudoku Clear

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Sudoku Clear is a focused 9x9 Sudoku app built for readable solving. Fill each row, column and 3x3 box with the numbers 1-9. Start with Levels Play 4,381 numbered levels. Complete a level to unlock the next, replay completed levels, and return to your saved puzzle. Choose Free play Pick Easy, Medium or Hard outside the level sequence. Free play and Levels keep separate saved games on this device. Free play also records local solved counts and best times by difficulty. Tools for focused solving - Row, column, box and matching-number highlights - Pencil notes in fixed positions - Erase, Undo and Redo - Optional mistake highlighting and remaining-number counts - Optional hiding of completed number keys - Optional haptics and key sounds - A quick rules guide No account is required. Progress is saved on this device, without cloud sync. The app includes banner advertising, with no full-screen ads during puzzles. Advertising privacy options appear in Settings where available.

Screenshots

SudoZen4 screens
Sudoku Clear4 screens

Verdict

The call

The clearest difference is update cadence: SudoZen at daily against Sudoku Clear's every 6 days. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SudoZen ships an update daily, Sudoku Clear every 6 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 5 level
SudoZen versus Sudoku Clear: the parameters behind the verdict, then further details
ParameterSudoZenSudoku Clear
PriceFreeFree
Update frequencyDaily — betterEvery 6 days
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size25 MB26 MB
Age rating4+4+
DeveloperSamih TareefHARRY KIM

In-app purchases

None

SudoZen

No in-app purchases

None

Sudoku Clear

No in-app purchases

Questions

Is SudoZen free?
SudoZen is free to download, with no in-app purchases.
Is Sudoku Clear free?
Sudoku Clear is free to download, with no in-app purchases.
Do SudoZen or Sudoku Clear have ads?
Both SudoZen and Sudoku Clear show ads.
Which is updated more often, SudoZen or Sudoku Clear?
SudoZen ships an update daily, and Sudoku Clear every 6 days. Most recently, SudoZen was updated on October 11, 2026 and Sudoku Clear on October 24, 2026.

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