# ガチ素因数分解 vs Brain Code

ガチ素因数分解 and Brain Code both sit at 4.6 stars, but that hides the real split: 77% of Brain Code's written reviews are positive against 50% of ガチ素因数分解's. Brain Code also leads on ratings volume (1.1K vs 23). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. ガチ素因数分解 sells 5 one-off in-app purchases and Brain Code sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for ガチ素因数分解 against 4.6 for Brain Code. That said, the two scores are not equally well evidenced: Brain Code has 1.1K ratings behind it against 23, so its average is the more settled of the two. Written reviews are what separate them: 50% of ガチ素因数分解's written reviews are positive against 77% of Brain Code's.

ガチ素因数分解 ships an update every 3 weeks, Brain Code monthly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ガチ素因数分解 | Brain Code |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (23 ratings)](https://appshunter.io/ios/app/id1480561747/reviews)** | [4.6 (1.1K ratings)](https://appshunter.io/ios/app/brain-code-logic-puzzle-games/id1495717820/reviews) |
| Number of ratings | 23 | **1.1K** |
| Positive reviews | 50.0% of reviews | **76.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 100 MB | 30 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Chikai Ito](https://appshunter.io/developer/1480561746) | [Kyrylo Kartukov](https://appshunter.io/developer/1495717819) |

## What reviewers say

### ガチ素因数分解

[App page](https://appshunter.io/ios/app/id1480561747)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コイン150枚 | $0.99 | one-time |
| コイン400枚 | $1.99 | one-time |
| コイン1000枚 | $2.99 | one-time |
| 広告削除 | $4.99 | one-time |
| コイン2700枚 | $6.99 | one-time |


### Brain Code

[App page](https://appshunter.io/ios/app/brain-code-logic-puzzle-games/id1495717820)

Engage your mind with over 50 unique logic puzzles that test your problem-solving and creative thinking. This offline game offers an immersive, command-line inspired interface and a progressive difficulty curve. It's perfect for puzzle enthusiasts and anyone looking for a mental workout.

**Highlights:** 50 unique logic puzzles, Command-line inspired interface, Multiple solutions per puzzle, Progressive difficulty, Offline play, Built-in hint system

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pinch of tips | $0.99 | one-time |
| handful of tips | $1.99 | one-time |
| Platinum Pass | $1.99 | one-time |
| 2x handful of tips | $2.99 | one-time |
| tip fan | $4.99 | one-time |
| tip master | $6.99 | one-time |

**What reviewers like**

- 🚀 Challenging and creative puzzles
- 👍 Unique coding-based gameplay
- 🧠 Requires out-of-the-box thinking
- 🎨 Clean and minimalistic design
- 💡 Innovative concept

**What reviewers complain about**

- 🐛 Bugs with ads and level progression
- 🤔 Some puzzles require too much external knowledge
- 🤯 Extremely difficult at times
- 🔍 Lack of in-game guidance or hints

**Reported bugs**

- Inability to close ads
- Level 24 equation puzzle not accepting correct answer
- Level 39 unbeatable on iPhones without back button
- Level 20 bug preventing progress

**Requested features**

- More levels and content updates
- Improved ad experience
- Walkthrough or solution guide
- Keyboard support improvements


## Frequently asked questions

### Is ガチ素因数分解 free?

ガチ素因数分解 is free to download, with in-app purchases available.

### Is Brain Code free?

Brain Code is free to download, with in-app purchases available.

### Which has better reviews, ガチ素因数分解 or Brain Code?

ガチ素因数分解 is rated higher. ガチ素因数分解 averages 4.6 out of 5 from 23 ratings, while Brain Code averages 4.6 from 1.1K ratings.

### Do ガチ素因数分解 or Brain Code have ads?

Both ガチ素因数分解 and Brain Code show ads.

### Which is updated more often, ガチ素因数分解 or Brain Code?

ガチ素因数分解 ships an update every 3 weeks, and Brain Code monthly. Most recently, ガチ素因数分解 was updated on October 23, 2026 and Brain Code on October 24, 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.*