# Blockdoku - Sudoku + Block — Combination of Sudoku, Block

> A puzzle game combining Sudoku and block-filling mechanics for high scores. (iPhone/iPad app by Gyuhyeon Jeon.)

- Source: https://appshunter.io/ios/app/blockdoku-sudoku-plus-block/id1541576451 (this page in markdown: same URL + `.md`)
- Developer: [Gyuhyeon Jeon](https://appshunter.io/developer/353770805)
- Category: Games, Entertainment, Board, Puzzle
- Price: Free with in-app purchases
- Rating: 4.00/5 from 7 App Store ratings · 5 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 51 MB
- Languages: American English, Arabic, French (France), German (Germany), Japanese, Korean, European Portuguese, Russian, Chinese (Simplified, China), European Spanish and 1 more
- Released: 2020-11-23
- Data updated: 2026-08-18
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/blockdoku-sudoku-plus-block/id1541576451/reviews.md

## What is Blockdoku?

Blockdoku is a new puzzle game that combines Sudoku and Block Puzzle.
Remove blocks by filling them horizontally, vertically, and squares to score points. If you form combos, you get a high score.
Challenge the highest score. Compete for the best score with users around the world.

How to play the game

-When you start the game, you will be given a 9x9 grid.
-If the given block is filled horizontally, vertically, or squarely, the block disappears and points are scored.
-If you remove multiple lines of blocks at the same time, you get more points as a combo.
-Use the Chance item in the moment of crisis.
-Play the game every day to get a badge.
-Report bugs or comments and chat with developers.

## Key features

- Sudoku and block puzzle combination
- 9x9 grid gameplay
- Horizontal, vertical, and square line clearing
- Combo scoring for high scores
- Global score competition
- Daily badge rewards
- Chance item for strategic advantage

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Remove advertisements | $0.99 | per month |


## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/blockdoku-sudoku-plus-block/id1541576451/reviews.md

### 4/5 — Bug occured!

*2024-06-04*

Bug occured!

### 4/5 — Minor Problem

*2021-07-29*

Sometimes will not let you get extra changes of tiles. Saying reward not ready. Very frustrating.
Geoff Court

### 5/5 — Best game ever

*2021-02-03*

amazing

### 5/5 — 최고의 앱입니다

*2021-01-04*

깔끔하고 잘 만들었습니다. 재미있어요. 랭킹 올리기가 만만치 않네요

### 1/5 — Leave my settings alone!

*2020-11-26*

Every time the app is started, it cranks the brightness setting to maximum!

What else are they doing in the background?

I don’t trust them. 

Deleting now!

**Developer response:** Thanks for your review. 
It was a bug. 
I fixed it last night. You can download a new version. 
It’s a newbie game. It has a lot of things to improve.

## Frequently asked questions about Blockdoku

### What is Blockdoku?

Blockdoku is a puzzle game that combines the mechanics of Sudoku and block puzzles. Players fill a 9x9 grid with blocks to clear lines and score points, aiming for high combos and global rankings.

### How do you play Blockdoku?

You are given a 9x9 grid and various block shapes. Place these blocks onto the grid. When a horizontal, vertical, or square line is completely filled, it clears, and you score points. Forming multiple clears simultaneously creates combos for higher scores.

### Does Blockdoku have ads?

Yes, Blockdoku contains advertisements. There is an option to remove advertisements for $0.99 per month.

### What devices does Blockdoku support?

Blockdoku is available on iPhone, iPad, and iPod. It is designed for iOS devices.

### What is the age rating for Blockdoku?

Blockdoku has an age rating of 4+. This indicates it is suitable for children aged 4 and above.

### How often is Blockdoku updated?

The latest version of Blockdoku is 1.13.9, and it was last updated on July 31, 2025. Updates typically include bug fixes and new features.

### Can I play Blockdoku offline?

The provided description does not specify offline play capabilities. However, many puzzle games of this nature can be played without an internet connection once downloaded.

### What is the user sentiment for Blockdoku?

Blockdoku has a rating of 4.0 stars from 7 ratings, suggesting generally positive user reception for its gameplay and concept.

## Version history (last 5 releases)

### 1.13.16 — 2026-07-01

- Bug fixes
- Enhanced stability

### 1.13.9 — 2025-07-31

- Bug fixes
- Enhanced stability

### 1.13.6 — 2025-07-22

- Fixed AudioPlayer crash issue
- Enhanced stability
- Improved performance
- Bug fixes and optimizations

### 1.13.2 — 2025-07-17

- Fixed AudioPlayer crash issue
- Enhanced stability

### 1.3.2 — 2025-07-16

Bug fixes and some feature improvements

## Apps similar to Blockdoku

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [SudoCube - Block Puzzles Games](https://appshunter.io/ios/app/sudocube-block-puzzles-games/id1491920093) | 4.7 (10,742) | Free | Games |
| [Block Puzzle - Woody 99 202‪4](https://appshunter.io/ios/app/block-puzzle-woody-99-2024/id1487766983) | 4.9 (26,750) | Free | Games |
| [Block Puzzle - Classic Style](https://appshunter.io/ios/app/block-puzzle-classic-style/id1572892132) | 4.7 (26,584) | Free | Games |
| [Block Puzzle - Sudoku Style](https://appshunter.io/ios/app/block-puzzle-sudoku-style/id1566174072) | 4.8 (106,185) | Free | Games |
| [The Daily Puzzle](https://appshunter.io/ios/app/the-daily-puzzle/id1596466954) | 4.7 (2,681) | Free | Games |
| [Braindoku: Sudoku Block Puzzle](https://appshunter.io/ios/app/braindoku-sudoku-block-puzzle/id1551787372) | 4.7 (19,008) | Free | Games |

## More apps by Gyuhyeon Jeon

- [반야심경](https://appshunter.io/ios/app/id353770802)
- [천수경](https://appshunter.io/ios/app/id356792134)
- [Diamond Sutra - 金剛經 free](https://appshunter.io/ios/app/diamond-sutra-free/id360391866)
- [Sudoku9 Pro](https://appshunter.io/ios/app/sudoku9-pro/id386917779)
- [Sudoku 9](https://appshunter.io/ios/app/sudoku-9/id403191170)
- [Sudoku 6](https://appshunter.io/ios/app/sudoku-6/id568783854)

All apps by Gyuhyeon Jeon: https://appshunter.io/developer/353770805

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-18.*