# Sudoku 6 Pro vs Basic 104Cards

The clearest difference is price: Basic 104Cards at Free against Sudoku 6 Pro's $2.99. Basic 104Cards also leads on in-app purchases (none vs 1) and iOS requirement (7.0 vs 15.0). Sudoku 6 Pro's advantage is update cadence (fortnightly vs every 7 months). On ads and device support there is nothing between them.

Basic 104Cards is free to download; Sudoku 6 Pro costs $2.99 up front. Sudoku 6 Pro sells 1 one-off in-app purchase. Basic 104Cards asks for nothing beyond the download.

Sudoku 6 Pro ships an update fortnightly, Basic 104Cards every 7 months. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Sudoku 6 Pro | Basic 104Cards |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/sudoku-6-pro/id574356934/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 9 MB |
| Requires iOS | 15.0 | **7.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gyuhyeon Jeon](https://appshunter.io/developer/353770805) | [RUCKYGAMES CO., LTD.](https://appshunter.io/developer/315948909) |

## What reviewers say

### Sudoku 6 Pro

[App page](https://appshunter.io/ios/app/sudoku-6-pro/id574356934)

This app offers a variety of Sudoku puzzles with unique 6x6 grid shapes and multiple game modes. It includes features like auto-saving, hints, and social media integration for sharing progress. Enjoy infinite puzzles and daily competitions with players worldwide.

**Highlights:** 5 types of Sudoku games, Daily worldwide Sudoku competitions, Infinite puzzles at all levels, Auto-saving and unlimited undo/redo, Hint function and duplicate number display, Facebook/Twitter integration, Game Center integration for rankings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hint 50 | $0.99 | one-time |


### Basic 104Cards

[App page](https://appshunter.io/ios/app/basic-104cards/id914274559)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku 6 Pro free?

Sudoku 6 Pro costs $2.99, and also offers in-app purchases.

### Is Basic 104Cards free?

Basic 104Cards is free to download, with no in-app purchases.

### Do Sudoku 6 Pro or Basic 104Cards have ads?

Both Sudoku 6 Pro and Basic 104Cards show ads.

### Which is updated more often, Sudoku 6 Pro or Basic 104Cards?

Sudoku 6 Pro ships an update fortnightly, and Basic 104Cards every 7 months. Most recently, Sudoku 6 Pro was updated on November 10, 2026 and Basic 104Cards on November 11, 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.*