# 4Focus vs Spin Bar

The clearest difference is in-app purchases: 4Focus at none against Spin Bar's 2. Spin Bar's advantage is iOS requirement (12.4 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. Spin Bar sells 2 one-off in-app purchases. 4Focus asks for nothing beyond the download.

## The numbers

| Metric | 4Focus | Spin Bar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/4focus/id6466878873/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Every 2 days |
| Monetization | Ad-supported | — |
| Size | 46 MB | 104 MB |
| Requires iOS | 14.0 | **12.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Paul Kelly](https://appshunter.io/developer/1706488826) | [Maksim Galperin](https://appshunter.io/developer/1763410685) |

## What reviewers say

### 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


### Spin Bar

[App page](https://appshunter.io/ios/app/spin-bar/id6642656372)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| REMOVE ADS | $4.99 | one-time |
| UNLOCK HARDCORE | $4.99 | one-time |


## Frequently asked questions

### Is 4Focus free?

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

### Is Spin Bar free?

Spin Bar is free to download, with in-app purchases available.

### Do 4Focus or Spin Bar have ads?

Both 4Focus and Spin Bar show ads.

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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.*