# Flat Cube vs Sudoku Logic Lab

The clearest difference is device support: Flat Cube at 3 against Sudoku Logic Lab's 1. Flat Cube also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Flat Cube sells 1 one-off in-app purchase and Sudoku Logic Lab sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Flat Cube ships an update every 3 days, Sudoku Logic Lab every 2 days. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Flat Cube | Sudoku Logic Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/flat-cube-2d-brain-cube/id6739634625/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 161 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Redev Inc.](https://appshunter.io/developer/1658921539) | [ChanGyu Kang](https://appshunter.io/developer/1869205578) |

## What reviewers say

### Flat Cube

[App page](https://appshunter.io/ios/app/flat-cube-2d-brain-cube/id6739634625)

This 2D puzzle game challenges players to strategically slide colored tiles to match designated areas. It offers multiple difficulty levels and daily challenges, encouraging players to optimize their moves and improve cognitive skills.

**Highlights:** Intuitive 2D cube puzzle gameplay, Four colored tiles with a locking system, Slide optimization challenges, Five difficulty levels (4x4 to 12x12), Daily cube challenges, Achievements and badge system, Improves spatial awareness and cognitive skills

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $9.99 | one-time |


### Sudoku Logic Lab

[App page](https://appshunter.io/ios/app/sudoku-logic-lab-learn-and-play/id6816933360)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SudokuLearnLogic Pro | $1.99 | one-time |


## Frequently asked questions

### Is Flat Cube free?

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

### Is Sudoku Logic Lab free?

Sudoku Logic Lab is free to download, with in-app purchases available.

### Do Flat Cube or Sudoku Logic Lab have ads?

Both Flat Cube and Sudoku Logic Lab show ads.

### Which is updated more often, Flat Cube or Sudoku Logic Lab?

Flat Cube ships an update every 3 days, and Sudoku Logic Lab every 2 days. Most recently, Flat Cube was updated on October 24, 2026 and Sudoku Logic Lab on October 26, 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.*