# Expert Sudoku vs YinYu Math Game

The clearest difference is price: YinYu Math Game at Free against Expert Sudoku's $2.99. YinYu Math Game also leads on rating (5.0 vs 4.3) and update cadence (every 9 days vs every 5 months). Expert Sudoku's advantage is ratings volume (79 vs 3) and iOS requirement (12.0 vs 15.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

YinYu Math Game is free to download; Expert Sudoku costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

YinYu Math Game holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Expert Sudoku has 79 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 86% of Expert Sudoku's written reviews are positive against 100% of YinYu Math Game's.

Expert Sudoku ships an update every 5 months, YinYu Math Game every 9 days. The most recent releases landed on November 10, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Expert Sudoku | YinYu Math Game |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.3 (79 ratings)](https://appshunter.io/ios/app/expert-sudoku/id294193726/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/yinyu-math-game/id1668565042/reviews)** |
| Number of ratings | **79** | 3 |
| Positive reviews | 85.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 9 MB | 34 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mighty Mighty Good Games](https://appshunter.io/developer/284921430) | [Roger Webster](https://appshunter.io/developer/563525030) |

## What reviewers say

### Expert Sudoku

[App page](https://appshunter.io/ios/app/expert-sudoku/id294193726)

This app offers a challenging Sudoku experience with 1000 handcrafted puzzles designed for advanced players. It features multiple skill levels, advanced solving techniques, and helpful options to aid your gameplay. Track your progress and challenge yourself with unique, solvable puzzles.

**Highlights:** 1000 unique handcrafted puzzles, Advanced solving techniques, Show incorrect answers, Smart buttons and notes, Multiple color schemes, Challenge a friend, Hints and progress statistics

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent game
- 👍 Great challenge
- 👍 Intuitive interface
- 👍 Visually appealing
- 👍 Keeps mind sharp

**What reviewers complain about**

- 🐛 Occasional clock issues
- 🐛 Puzzles can be inconsistent in difficulty
- 🐛 No undo/cancel option
- 🐛 Repeated puzzles
- 🐛 Hint feature not very helpful

**Reported bugs**

- Incompatibility issues with iOS updates
- Incorrect answers sometimes marked as correct

**Requested features**

- Ability to color cells or notes
- Progress tracking and puzzle history
- More frequent updates with new puzzles


### YinYu Math Game

[App page](https://appshunter.io/ios/app/yinyu-math-game/id1668565042)

This educational math game challenges players to solve algebraic expressions using PEMDAS. It features progressive difficulty levels, a global leaderboard, and is designed for middle and high school students interested in STEM.

**Highlights:** PEMDAS expression evaluation, Progressive difficulty levels (17 per step), Global leaderboard, Timed challenges, STEM-focused learning, Random number generation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Expert Sudoku free?

Expert Sudoku costs $2.99, with no in-app purchases.

### Is YinYu Math Game free?

YinYu Math Game is free to download, with no in-app purchases.

### Which has better reviews, Expert Sudoku or YinYu Math Game?

YinYu Math Game is rated higher. Expert Sudoku averages 4.3 out of 5 from 79 ratings, while YinYu Math Game averages 5.0 from 3 ratings.

### Do Expert Sudoku or YinYu Math Game have ads?

Neither Expert Sudoku nor YinYu Math Game shows ads.

### Which is updated more often, Expert Sudoku or YinYu Math Game?

Expert Sudoku ships an update every 5 months, and YinYu Math Game every 9 days. Most recently, Expert Sudoku was updated on November 10, 2026 and YinYu Math Game on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*