# Dark Sudoku vs Rayvin

The clearest difference is price: Dark Sudoku at Free against Rayvin's $1.99. Rayvin's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Dark Sudoku is free to download; Rayvin costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Dark Sudoku | Rayvin |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rayvin/id6799185808/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | — |
| Monetization | — | Paid |
| Size | 69 MB | 24 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Blue Valley Games UG (haftungsbeschränkt)](https://appshunter.io/developer/1761576581) | [Daryld Lantz](https://appshunter.io/developer/1888358203) |

## What reviewers say

### Dark Sudoku

[App page](https://appshunter.io/ios/app/dark-sudoku/id6615081842)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rayvin

[App page](https://appshunter.io/ios/app/rayvin/id6799185808)

A gothic tarot match-3 puzzle game where players draw lines to connect matching cards. Uncover an occult mystery across fifty-five levels, interact with living portraits of antagonists, and overcome unique hazards. Purchase the game once for an ad-free, privacy-focused experience.

**Highlights:** Line-drawing match-3 gameplay, 55 levels across 5 chapters, Interactive antagonist portraits, Unique puzzle hazards, Relics and daily rewards, Automatic board rearrangement, Offline play and privacy focus

**In-app purchases:** none


## Frequently asked questions

### Is Dark Sudoku free?

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

### Is Rayvin free?

Rayvin costs $1.99, with no in-app purchases.

### Do Dark Sudoku or Rayvin have ads?

Dark Sudoku shows ads; Rayvin does not.

---

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