# Mastercode vs Don't Solve This Brain Puzzle

The clearest difference is in-app purchases: Mastercode at none against Don't Solve This Brain Puzzle's 4. Mastercode also leads on ads (none vs shown) and update cadence (every 3 days vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. Don't Solve This Brain Puzzle sells 4 one-off in-app purchases. Mastercode asks for nothing beyond the download.

Mastercode ships an update every 3 days, Don't Solve This Brain Puzzle every 5 weeks. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Mastercode | Don't Solve This Brain Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (12 ratings)](https://appshunter.io/ios/app/dont-solve-this-brain-puzzle/id6741539580/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 26 MB | 42 MB |
| Requires iOS | **13.4** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HECTOR FABIAN PINATARES MENDEZ](https://appshunter.io/developer/1746585331) | [Olena Gotsulyak](https://appshunter.io/developer/1699979294) |

## What reviewers say

### Mastercode

[App page](https://appshunter.io/ios/app/mastercode/id6504129250)

**Features:** macOS Compatibility

**In-app purchases:** none


### Don't Solve This Brain Puzzle

[App page](https://appshunter.io/ios/app/dont-solve-this-brain-puzzle/id6741539580)

Experience a unique puzzle game that defies traditional logic challenges. It presents seemingly impossible tasks and empty screens, requiring experimentation and unconventional thinking to uncover hidden solutions. This game is designed to make you question everything you expect from a puzzle.

**Highlights:** Hidden logic puzzles, Unconventional brain teasers, Device interaction mechanics, Mystery riddles and secret codes, Surreal puzzle adventure, No explicit instructions

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +8 hints | $0.99 | one-time |
| +4 hints | $0.99 | one-time |
| +16 hints | $1.99 | one-time |
| Premium version | $2.99 | one-time |


## Frequently asked questions

### Is Mastercode free?

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

### Is Don't Solve This Brain Puzzle free?

Don't Solve This Brain Puzzle is free to download, with in-app purchases available.

### Do Mastercode or Don't Solve This Brain Puzzle have ads?

Don't Solve This Brain Puzzle shows ads; Mastercode does not.

### Which is updated more often, Mastercode or Don't Solve This Brain Puzzle?

Mastercode ships an update every 3 days, and Don't Solve This Brain Puzzle every 5 weeks. Most recently, Mastercode was updated on September 19, 2026 and Don't Solve This Brain Puzzle on September 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.*