# Puzzle flat cube vs Sudoku Blocks

The clearest difference is update cadence: Sudoku Blocks at fortnightly against Puzzle flat cube's every 16 months. Puzzle flat cube's advantage is iOS requirement (8.1 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Puzzle flat cube ships an update every 16 months, Sudoku Blocks fortnightly. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Puzzle flat cube | Sudoku Blocks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (5 ratings)](https://appshunter.io/ios/app/sudoku-blocks/id6443567882/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 67 MB | 106 MB |
| Requires iOS | **8.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Goncharenko](https://appshunter.io/developer/934710362) | [PLAYERS.ONE LTDA](https://appshunter.io/developer/1647228900) |

## What reviewers say

### Puzzle flat cube

[App page](https://appshunter.io/ios/app/puzzle-flat-cube/id1145271239)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sudoku Blocks

[App page](https://appshunter.io/ios/app/sudoku-blocks/id6443567882)

This puzzle game combines Sudoku and block-matching mechanics on a 9x9 grid. Strategically place blocks to clear lines and squares, aiming for high scores and combos. Enjoy a relaxing yet challenging experience to exercise your brain.

**Highlights:** Sudoku and block puzzle combination, 9x9 board gameplay, Line and square clearing mechanics, Combo and streak scoring, Global ranking and leaderboards, Dark and light modes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Puzzle flat cube free?

Puzzle flat cube is free to download, with no in-app purchases.

### Is Sudoku Blocks free?

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

### Do Puzzle flat cube or Sudoku Blocks have ads?

Both Puzzle flat cube and Sudoku Blocks show ads.

### Which is updated more often, Puzzle flat cube or Sudoku Blocks?

Puzzle flat cube ships an update every 16 months, and Sudoku Blocks fortnightly. Most recently, Puzzle flat cube was updated on October 10, 2026 and Sudoku Blocks on October 7, 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.*