Sudoku vs Stack Em
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sudoku
This brain game challenges players to fill a 9x9 grid with numbers 1-9, ensuring each row, column, and 3x3 subgrid contains unique digits. It offers multiple difficulty levels and game modes to exercise the mind and improve response speed.
- 9x9 grid filling
- Unique number placement
- Multiple difficulty levels
- Various game modes
- Brain exercise
- IQ enhancement
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The Professional Sudoku game is coming! With four different degrees of difficulty and more game model. Sudoku is a math game, you should use 1 to 9 to fill the 9 * 9 board, to ensure each row, each column and each 3x3 small checkerboard all contain the numbers 1 to 9. The Sudoku game is not only very funny, but also can exercise your brain. Speed up your response, grow your IQ.
Stack Em
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Stack Em! is a simple, addictive block-stacking game. Tap to drop blocks and build the tallest tower you can — but be careful, one wrong move and it all comes crashing down. Drag to position your block, release to drop, and try to land it perfectly for bonus points. The higher you go, the harder it gets. Features: - Easy to pick up, hard to put down - Perfect placement bonus scoring - Satisfying physics and haptic feedback - Compete against your own high score How high can you stack?
Screenshots
Verdict
The clearest difference is iOS requirement: Sudoku at 13.0 against Stack Em's 18.2. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Sudoku | Stack Em |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) — better | — |
| Positive reviews | 85.2% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 4 months | — |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.2 |
| Further details — not scored | ||
| Size | 20 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | 欢 饶 | Chris Houston |
In-app purchases
Sudoku
No in-app purchases
Stack Em
No in-app purchases









