# Cosoban vs Doku Blast!

The clearest difference is in-app purchases: Doku Blast! at none against Cosoban's 19. Doku Blast! also leads on update cadence (every 5 days vs every 3 weeks). Cosoban's advantage is review sentiment (100% vs 82%) and iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Cosoban sells 19 one-off in-app purchases. Doku Blast! asks for nothing beyond the download.

Cosoban ships an update every 3 weeks, Doku Blast! every 5 days. The most recent releases landed on October 10, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Cosoban | Doku Blast! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (12 ratings)](https://appshunter.io/ios/app/doku-blast/id6785128983/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | **100.0% of reviews** | 81.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 114 MB | 162 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dmytro Smerchynskyi](https://appshunter.io/developer/1727927163) | [WISDOM INTERACTIVE YAZILIM TICARET ANONIM SIRKETI](https://appshunter.io/developer/6785128985) |

## What reviewers say

### Cosoban

[App page](https://appshunter.io/ios/app/cosoban-puzzle-solving-game/id6476879742)

Engage in a brain-teasing adventure where you strategically move stone blocks to navigate tricky mazes and find your way out. Utilize tools like hammers and pullable stones to overcome increasingly complex challenges across 30 levels. Play offline and boost your cognitive abilities with this engaging puzzle game.

**Highlights:** Stone rolling and smashing mechanics, Pullable and unmovable obstacles, Interactive buttons and rotatable cells, 30 challenging levels, Offline gameplay, IQ boosting challenges

**Features:** macOS Compatibility

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Light Pack Special Offer | $0.99 | one-time |
| Light Pack Plus Special Offer | $0.99 | one-time |
| Hammers Pack | $0.99 | one-time |
| Coins Pack | $0.99 | one-time |
| Light Pack | $1.49 | one-time |
| Mega Hammers Pack | $1.49 | one-time |
| Mega Coins Pack | $1.99 | one-time |
| Light Pack Plus | $1.99 | one-time |
| Mega Pack | $2.49 | one-time |
| Light Pack | $2.99 | one-time |
| Mega Pack Plus | $2.99 | one-time |
| Mega Coins Pack | $2.99 | one-time |
| Light Pack Plus | $3.99 | one-time |
| Pro Pack | $3.99 | one-time |
| Pro Pack Plus | $4.49 | one-time |
| Mega Pack | $5.99 | one-time |
| Mega Pack Plus | $6.99 | one-time |
| Pro Pack | $8.99 | one-time |
| Pro Pack Plus | $10.99 | one-time |


### Doku Blast!

[App page](https://appshunter.io/ios/app/doku-blast/id6785128983)

Engage in a vibrant number puzzle game with Sudoku-inspired mechanics. Place blocks strategically to complete boxes and clear the board for higher scores. Enjoy daily challenges and a relaxing, casual brain training experience.

**Highlights:** Colorful Sudoku-inspired gameplay, Simple rules with satisfying strategy, Fun levels and daily challenges, Helpful hints and power-ups, Relaxing, casual puzzle experience, Great for quick sessions

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

**In-app purchases:** none


## Frequently asked questions

### Is Cosoban free?

Cosoban is free to download, with in-app purchases available.

### Is Doku Blast! free?

Doku Blast! is free to download, with no in-app purchases.

### Do Cosoban or Doku Blast! have ads?

Both Cosoban and Doku Blast! show ads.

### Which is updated more often, Cosoban or Doku Blast!?

Cosoban ships an update every 3 weeks, and Doku Blast! every 5 days. Most recently, Cosoban was updated on October 10, 2026 and Doku Blast! on October 21, 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.*