# Puzzle Brainstorm vs 4Focus

The clearest difference is in-app purchases: 4Focus at none against Puzzle Brainstorm's 5. Puzzle Brainstorm's advantage is ads (none vs shown) and iOS requirement (12.0 vs 14.0). On price and device support there is nothing between them.

Both are free to download. Puzzle Brainstorm sells 5 one-off in-app purchases. 4Focus asks for nothing beyond the download.

## The numbers

| Metric | Puzzle Brainstorm | 4Focus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/4focus/id6466878873/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | — |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 29 MB | 46 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [R-V Games LLC](https://appshunter.io/developer/1761826045) | [Paul Kelly](https://appshunter.io/developer/1706488826) |

## What reviewers say

### Puzzle Brainstorm

[App page](https://appshunter.io/ios/app/puzzle-brainstorm/id1366587369)

Develop abstract thinking and problem-solving skills by guiding electrical charges through intricate puzzles. Discover unique solutions and find the shortest path to victory. Features refined mechanics, increasing difficulty, and stunning visuals.

**Highlights:** Abstract thinking development, Unique solution finding, Refined game mechanics, Gradually increasing difficulty, 120+ puzzles, Stunning visual effects

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zone 2 | $0.99 | one-time |
| Zone 3 | $0.99 | one-time |
| Zone 4 | $0.99 | one-time |
| Zone 5 | $0.99 | one-time |
| Zone 6 | $0.99 | one-time |


### 4Focus

[App page](https://appshunter.io/ios/app/4focus/id6466878873)

A minimalist memory puzzle game for iOS that challenges your concentration and cognitive skills. Replicate patterns on a 2x2 grid, starting simple and progressing to increasingly difficult levels. Enjoy a serene experience with regularly added challenges.

**Highlights:** Minimalist memory puzzle gameplay, 2x2 grid pattern replication, Progressively challenging levels, Calming aesthetics and soothing colors, Regularly added new patterns, Enhances cognitive skills

**In-app purchases:** none


## Frequently asked questions

### Is Puzzle Brainstorm free?

Puzzle Brainstorm is free to download, with in-app purchases available.

### Is 4Focus free?

4Focus is free to download, with no in-app purchases.

### Do Puzzle Brainstorm or 4Focus have ads?

4Focus shows ads; Puzzle Brainstorm does not.

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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.*