# Doku! Block Puzzle Game vs Ring Sort

The clearest difference is in-app purchases: Ring Sort at none against Doku! Block Puzzle Game's 6. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Doku! Block Puzzle Game sells 6 in-app purchases, starting at $0.99 per 7 days. Ring Sort asks for nothing beyond the download.

## The numbers

| Metric | Doku! Block Puzzle Game | Ring Sort |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (44 ratings)](https://appshunter.io/ios/app/doku-block-puzzle-game/id6447484089/reviews)** | — |
| Number of ratings | **44** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 226 MB | 333 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Sparks Games](https://appshunter.io/developer/1742010089) | [Playnoob](https://appshunter.io/developer/1627222754) |

## What reviewers say

### Doku! Block Puzzle Game

[App page](https://appshunter.io/ios/app/doku-block-puzzle-game/id6447484089)

This game blends block puzzle mechanics with Sudoku's numerical challenges. Place blocks to fill rows and columns, requiring strategic planning and logical thinking. It offers increasing difficulty, daily challenges, and a clean interface for a satisfying puzzle experience.

**Highlights:** Block placement on a grid, Sudoku-inspired row/column logic, Increasing difficulty levels, Daily challenges, High score tracking, Clean and intuitive interface

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Week no Ads | $0.99 | per 7 days |
| No Ads - 90% discount | $1.99 | per month |
| No Ads - charge monthly | $2.99 | per month |
| No Ads  half-year | $7.99 | per 6 months |
| No Ads entire year | $12.99 | per year |
| No Ads | $4.99 | one-time |


### Ring Sort

[App page](https://appshunter.io/ios/app/ring-sort/id6503948039)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Doku! Block Puzzle Game free?

Doku! Block Puzzle Game is free to download, with in-app purchases available.

### Is Ring Sort free?

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

### Do Doku! Block Puzzle Game or Ring Sort have ads?

Both Doku! Block Puzzle Game and Ring Sort show ads.

---

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