Comparison

Cotton Sheep Game vs Meet Sudoku

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

Head to head
About

Cotton Sheep Game

Features
Read full description

Cotton sheep game is a fun match 3 game, and only 1% of players worldwide can pass, the simple and fun game blows away all fatigue and brings moments of fun. Cotton sheep game - Extremely easy to play, extremely fun - Click on 3 identical tiles, they will automatically match and disappear. - The tiles are stacked on top of each other with many hidden layers underneath. Only after the tiles on the top layer disappear, will the tiles on the bottom layer appear. - Attention! You will lose if the tray is full

About

Meet Sudoku

This intelligent Sudoku game offers an infinite, dynamic level system with AI-powered hints and error detection. Enjoy a smooth, personalized experience with multiple themes, offline play, and progress saving. It's designed for daily entertainment and relaxation.

Highlights
  • AI Hint System
  • Dynamic Infinite Level System
  • Note Mode
  • Error Detection
  • Offline Play
  • Theme Customization
  • Progress Saving
Features
Read full description

Happy Sudoku is an intelligent Sudoku game developed with Flutter, combining AI technology with innovative level design. The game features a dynamic infinite-scrolling level selection system, providing players with a unique gaming experience. #### Core Features 1. **Innovative Level System** * **Dynamic Level Path**: Programmatically generated infinite scrolling curve path for level display * **Stage-based Layout**: Levels divided into multiple stages, each containing a fixed number of levels * **Smart Loading**: Lazy loading technology for optimized performance and memory usage * **Smooth Experience**: Intelligent scroll monitoring and preloading mechanism * **Visual Feedback**: Current level highlighting, clear stage separation, and special character display 2. **Smart Game Features** * **AI Hint System**: Intelligent analysis of solving strategies * **Note Mode**: Support for candidate number recording in cells * **Highlight Hints**: Highlight same numbers for assistance * **Error Detection**: Real-time input error detection * **Undo Function**: Support for undoing previous moves 3. **Game Interface** * **Professional Sudoku Board**: 9x9 standard grid with clear 3x3 sub-grid division * **Smart Input System**: Bottom number pad supporting number input and note mode * **Visual Feedback**: Selected cell highlighting with related cells (row, column, box) highlighting * **Status Display**: Timer, error counter (heart display), game progress * **Theme Switching**: Multiple preset themes (green, blue, sakura, red, deep purple) 4. **Game Mechanics** * **Difficulty Levels**: From beginner to master level * **Progress Saving**: Independent save for each level * **Achievement System**: Record solving time and success rate * **Error Limit**: Maximum 3 errors allowed * **Haptic Feedback**: Operation vibration feedback 5. **Personalization** * **Theme Customization**: Multiple preset themes with real-time switching * **Haptic Settings**: Customizable vibration feedback * **Interface Optimization**: Dark mode support, customizable font size * **Operation Habits**: Customizable gestures and operation methods * **Multilingual**: Support for 18 languages 6. **Technical Features** * **Performance Optimization**: Smooth gaming experience, low power consumption * **Offline Mode**: Full offline support * **Auto-save**: Real-time progress saving * **Data Security**: Secure user data storage * **Continuous Updates**: Regular feature optimization and content updates #### Usage Scenarios 1. **Daily Entertainment** * **Commute Time**: Solve puzzles during travel * **Relaxation**: Unwind after work or study * **Waiting Time**: Pass time while waiting * **Bedtime Relaxation**: Light game for better sleep * **Family Entertainment**: Suitable for all ages 2. **Learning and Training** * **Mathematical Thinking**: Develop logical reasoning * **Concentration**: Improve focus and attention * **Memory**: Exercise memory through puzzle solving * **Thinking Training**: Develop systematic thinking * **Stress Relief**: Relax through puzzle solving 3. **Professional Training** * **Sudoku Competition**: Preparation for competitions * **Brain Training**: Professional brain training tool * **Solving Techniques**: Learn advanced solving methods * **Speed Training**: Improve solving speed * **Difficulty Challenge**: Challenge high-difficulty puzzles

Screenshots

Cotton Sheep Game4 screens
Meet Sudoku4 screens

Verdict

The call

The clearest difference is ads: Meet Sudoku at none against Cotton Sheep Game's shown. Meet Sudoku also leads on update cadence (every 2 weeks vs every 6 weeks). On price, in-app purchases, 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

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

Cotton Sheep Game ships an update every 6 weeks, Meet Sudoku every 2 weeks. The most recent releases landed on June 2, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 8 level
Cotton Sheep Game versus Meet Sudoku: the parameters behind the verdict, then further details
ParameterCotton Sheep GameMeet Sudoku
PriceFreeFree
Rating5.0 (3 ratings) — better
Positive reviews100.0% of reviews
Number of ratings3 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.4 — better13.0
Further details — not scored
Size31 MB154 MB
Age rating4+4+
DeveloperKIEU NGUYEN兆扬 张

In-app purchases

None

Cotton Sheep Game

No in-app purchases

None

Meet Sudoku

No in-app purchases

Questions

Is Cotton Sheep Game free?
Cotton Sheep Game is free to download, with no in-app purchases.
Is Meet Sudoku free?
Meet Sudoku is free to download, with no in-app purchases.
Do Cotton Sheep Game or Meet Sudoku have ads?
Cotton Sheep Game shows ads; Meet Sudoku does not.
Which is updated more often, Cotton Sheep Game or Meet Sudoku?
Cotton Sheep Game ships an update every 6 weeks, and Meet Sudoku every 2 weeks. Most recently, Cotton Sheep Game was updated on June 2, 2026 and Meet Sudoku on September 17, 2026.

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