Sudoku 9 vs BockOJam
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sudoku 9
Engage in a variety of Sudoku puzzles with infinite levels and daily global competitions. Features include auto-saving, hints, memo functions, and social sharing options. Track your progress and compete on worldwide leaderboards.
- 5 types of Sudoku games
- Daily worldwide Sudoku competition
- Infinite puzzles at all levels
- Auto-saving and unlimited undo/redo
- Memo for candidate numbers
- Hint function
- Game Center integration for rankings
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The world's best Sudoku game for iPhone/iPad. It provides ease of use and almost every feature you can imagine. Enjoy infinite number of sudoku games with powerful features all your life. Everyday world sudoku competition Features - 5 type of Sudoku games Original sudoku Greater than sudoku Killer sudoku Calculation sudoku Symbol sudoku - Daily Sudoku Playing same sudoku puzzles with worldwide users everyday - Facebook/Twitter Integration Record share on Facebook Puzzle share on Facebook Record share on Twitter Puzzle share on Twitter - Play again, Watch replay - Provides infinite number of puzzles at all levels. Provides infinite number of puzzles and you can play it all your life. - You can choose game level among 5 different levels - Auto saving Always the state of games will be saved and then you can see the last screen when you restart the game. - Memo for candidate numbers You can enter candidate numbers in a cell that you don't know the answer immediately. It will help you to play the game. - Auto memo Auto memo is provided. So you can progress the game quickly. - Recording game score Score of the game is recorded and managed. - Resetting game If you screw up the game, you can initialize the game. - Unlimited undo/redo You can go back previous status using undo/redo function. - Multiple bookmarks You can move to saved position using bookmark. You can save 5 bookmarks. - Supporting 5 languages (English, Korean, Japanese, 2 Chinese) - Hint function Hint function tells you the answer of a cell when you meet a difficult cell. One hint is provided every 20 minutes. - Display duplicate numbers When you enter a duplicate number, the number will be displayed with different color. It will help you to play games. - Full support for Retina display Provides clear screen with supporting Retina display - When you double tap the screen the mode will be changed to memo mode - Display with different color where you need to compare the numbers. The cells that you should compare the numbers will be painted with different color. It will help you to play games. - Game Center integration Check worldwide rankings, the best time ranking in each levels Backup best time and total score to Game Center - Various settings Sound Effects On / Off, change the language, etc. - Feedback function You can report a bug or your opinion, and are able to communicate with the developer. - iOS8 support - iPhone 6, iPhone 6 Plus support - World ranking page
BockOJam
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Block O JAM is an addictive and colorful block puzzle logic game that challenges your brain, strategy, and planning skills. Place uniquely shaped blocks on an 8×8 grid (or 10×10 on tablets), clear rows and columns, trigger powerful combos, and chase your highest score! Designed for fans of brain games, logic puzzles, and casual block games, Block O JAM delivers a satisfying mix of relaxing gameplay and strategic depth, enhanced by smooth animations and vibrant visual effects. [DOWNLOAD FOR FREE: Android & iOS] ■ Three Game Modes – Endless Puzzle Fun • Grid Mode – Classic block puzzle gameplay with line clearing and combo scoring • Free Placement Mode – Strategic level-based challenges you can solve at your own pace • Block Crush Mode – Progressive difficulty system with 3–5 colors, special blocks, spectacular visual effects, and level progression. Each level brings new challenges, combos, and rewards for strategic gameplay enthusiasts. ■ Special Blocks & Visual Effects Spice up your strategy with exciting special blocks, including: • Bonus point blocks • Rotating blocks • Line and area clearing blocks • Magnet blocks that pull pieces into place • Star blocks that trigger massive combos, points, and glow effects Every move comes alive with animated score effects, floating numbers, satisfying combo notifications, and stunning visual feedback, especially in Block Crush mode. ■ Why You’ll Love Block O JAM • Classic 8×8 block puzzle mechanics • Easy to learn, challenging to master • Engaging logic & brain training gameplay • Three game modes, including the new Block Crush • Endless replayability with high-score tracking • Relaxing yet strategic casual puzzle game • Play offline anytime, anywhere • Daily Rewards & Promo Codes! Whether you’re looking for a quick brain workout or a longer puzzle session, Block O JAM delivers even more excitement and strategic depth with three diverse game modes. Plan carefully, place strategically, and jam your way to the top of the leaderboard!
Screenshots
Verdict
The clearest difference is in-app purchases: BockOJam at none against Sudoku 9's 2. BockOJam also leads on ads (none vs shown) and update cadence (every 3 days vs every 4 weeks). On price, device support and iOS requirement 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. Sudoku 9 sells 2 one-off in-app purchases. BockOJam asks for nothing beyond the download.
Sudoku 9 ships an update every 4 weeks, BockOJam every 3 days. The most recent releases landed on November 6, 2026 and October 28, 2026 respectively.
| Parameter | Sudoku 9 | BockOJam |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (21 ratings) — better | — |
| Positive reviews | 89.9% of reviews | — |
| Number of ratings | 21 — better | — |
| Update frequency | Every 4 weeks | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 22 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Gyuhyeon Jeon | SmartArts Informatikai Beteti Tarsasag |
In-app purchases
Sudoku 9
- Hint 50$0.99
- No Advertisement$2.99
BockOJam
No in-app purchases









