# Chess vs Sudoku⁹

The clearest difference is price: Sudoku⁹ at Free against Chess's $0.99. Sudoku⁹ also leads on rating (5.0 vs 4.6) and iOS requirement (14.0 vs 26.0). Chess's advantage is ratings volume (78 vs 2). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Sudoku⁹ is free to download; Chess costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sudoku⁹ holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Chess has 78 ratings behind it against 2, so its average is the more settled of the two.

Chess ships an update every 5 months, Sudoku⁹ every 9 months. The most recent releases landed on October 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Chess | Sudoku⁹ |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.6 (78 ratings)](https://appshunter.io/ios/app/chess-tchess-lite/id296756437/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sudoku/id6445941744/reviews)** |
| Number of ratings | **78** | 2 |
| Positive reviews | 85.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 6 MB | 1 MB |
| Requires iOS | 26.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tom Kerrigan](https://appshunter.io/developer/295445504) | [Alexander Berson](https://appshunter.io/developer/1531453464) |

## What reviewers say

### Chess

[App page](https://appshunter.io/ios/app/chess-tchess-lite/id296756437)

Enjoy a classic chess experience on your iPhone, iPod touch, or iPad. This app offers a clean interface, beautiful graphics, and intuitive gameplay perfect for casual players. Play against a computer opponent, review game history, and track your progress.

**Highlights:** 1- or 2-player games on one device, Tap-to-move piece selection, Highlights legal moves, Full game history and move list, Built-in chess clock, Get hint feature, Undo moves

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great app
- 🚀 Smooth gameplay
- 💡 Helpful hints and features
- 🎨 Excellent graphics and visuals
- 🧠 Challenging AI opponent

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔍 Limited difficulty levels
- 🤖 AI can be predictable at times
- 💤 Lack of online/multiplayer options

**Reported bugs**

- Inconsistent pawn movement rules
- Stalemate issues and computer refusing to resign
- Connectivity problems with Game Center

**Requested features**

- Ability to set up custom board positions
- More difficulty levels and ELO ratings
- Online/multiplayer functionality
- Notification options for opponent moves
- Chess puzzle/training mode


### Sudoku⁹

[App page](https://appshunter.io/ios/app/sudoku/id6445941744)

This logic-based number-placement puzzle challenges players to fill grids with digits 1-9. Each row, column, and 3x3 subgrid must contain all digits without repetition. It's a classic brain teaser for honing deductive reasoning skills.

**Highlights:** Number placement logic, Row and column constraints, 3x3 region rules, Deductive reasoning challenge, Classic brain teaser

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chess free?

Chess costs $0.99, with no in-app purchases.

### Is Sudoku⁹ free?

Sudoku⁹ is free to download, with no in-app purchases.

### Which has better reviews, Chess or Sudoku⁹?

Sudoku⁹ is rated higher. Chess averages 4.6 out of 5 from 78 ratings, while Sudoku⁹ averages 5.0 from 2 ratings.

### Do Chess or Sudoku⁹ have ads?

Neither Chess nor Sudoku⁹ shows ads.

### Which is updated more often, Chess or Sudoku⁹?

Chess ships an update every 5 months, and Sudoku⁹ every 9 months. Most recently, Chess was updated on October 23, 2026 and Sudoku⁹ on October 6, 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.*