# Sudoku Solver Doku vs Block Blast Solver

The clearest difference is in-app purchases: Block Blast Solver at none against Sudoku Solver Doku's 2. Block Blast Solver also leads on update cadence (weekly vs fortnightly). Sudoku Solver Doku's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Sudoku Solver Doku sells 2 in-app purchases, starting at $2.99 per 7 days. Block Blast Solver asks for nothing beyond the download.

Sudoku Solver Doku ships an update fortnightly, Block Blast Solver weekly. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Sudoku Solver Doku | Block Blast Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/sudoku-solver-doku/id6753209563/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 121 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [1MB SAAS SL](https://appshunter.io/developer/1772669068) | [Vinay Kumar](https://appshunter.io/developer/1779230438) |

## What reviewers say

### Sudoku Solver Doku

[App page](https://appshunter.io/ios/app/sudoku-solver-doku/id6753209563)

Instantly solve any 9x9 Sudoku puzzle with detailed step-by-step explanations. Recognize puzzles from images or enter them manually, and learn advanced solving techniques to improve your skills.

**Highlights:** Smart image recognition for puzzles, Manual Sudoku entry, Detailed step-by-step solutions, Learn advanced solving techniques, Solution history tracking, Lightning-fast solving

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Yearly | $17.99 | per year |


### Block Blast Solver

[App page](https://appshunter.io/ios/app/block-blast-solver-ai-helper/id6758090316)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku Solver Doku free?

Sudoku Solver Doku is free to download, with in-app purchases available.

### Is Block Blast Solver free?

Block Blast Solver is free to download, with no in-app purchases.

### Do Sudoku Solver Doku or Block Blast Solver have ads?

Block Blast Solver shows ads; Sudoku Solver Doku does not.

### Which is updated more often, Sudoku Solver Doku or Block Blast Solver?

Sudoku Solver Doku ships an update fortnightly, and Block Blast Solver weekly. Most recently, Sudoku Solver Doku was updated on October 30, 2026 and Block Blast Solver on October 29, 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.*