Comparison

Retro Memory Puzzle vs Sudoku Clear

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

Head to head
About

Retro Memory Puzzle

Features
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Get ready for 'Retro Memory Puzzle': fun for all ages, and a mental workout too! It's designed for classic game enthusiasts, puzzle lovers, and challenge seekers. And the best part? You don't need an internet connection to enjoy it! We've brought back some of your favorite Classic Memory Games. Engage your brain in our sound memory game. Game Highlights: Block Challenges: Strategize and clear the board with fun and engaging block puzzles. Line98: Master ball game. Brick Game: Enjoy with falling block could rotate and move. Onet Game: Tile connect and animal match gameplay. Experience gaming freedom anytime, anywhere. Get started now!

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

Retro Memory Puzzle4 screens
Sudoku Clear4 screens

Verdict

The call

Retro Memory Puzzle and Sudoku Clear are too close to call on the numbers: across 6 compared parameters โ€” price, update cadence, ads and in-app purchases among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Retro Memory Puzzle ships an update weekly, Sudoku Clear every 6 days. Both last shipped on October 24, 2026.

ScorecardNo meaningful differences
Retro Memory Puzzle versus Sudoku Clear: the parameters behind the verdict, then further details
ParameterRetro Memory PuzzleSudoku Clear
PriceFreeFree
Update frequencyWeeklyEvery 6 days โ€” better
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 โ€” better
Further details โ€” not scored
Size128 MB26 MB
Age rating4+4+
DeveloperDuong Pham SonHARRY KIM

In-app purchases

None

Retro Memory Puzzle

No in-app purchases

None

Sudoku Clear

No in-app purchases

Questions

Is Retro Memory Puzzle free?
Retro Memory Puzzle 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 Retro Memory Puzzle or Sudoku Clear have ads?
Both Retro Memory Puzzle and Sudoku Clear show ads.
Which is updated more often, Retro Memory Puzzle or Sudoku Clear?
Retro Memory Puzzle ships an update weekly, and Sudoku Clear every 6 days. Most recently, Retro Memory Puzzle was updated on October 24, 2026 and Sudoku Clear on October 24, 2026.

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