# 4 Plus 4 vs Screen Patrol

The clearest difference is in-app purchases: Screen Patrol at none against 4 Plus 4's 1. Screen Patrol also leads on update cadence (every 3 days vs monthly). 4 Plus 4's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. 4 Plus 4 sells 1 one-off in-app purchase. Screen Patrol asks for nothing beyond the download.

4 Plus 4 ships an update monthly, Screen Patrol every 3 days. Both last shipped on October 15, 2026.

## The numbers

| Metric | 4 Plus 4 | Screen Patrol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/4-plus-4/id1602292243/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 38 MB | 48 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Koehnen](https://appshunter.io/developer/431219217) | [Linda Vavrikova](https://appshunter.io/developer/1890536506) |

## What reviewers say

### 4 Plus 4

[App page](https://appshunter.io/ios/app/4-plus-4/id1602292243)

This app offers a clear, step-by-step approach to learning mathematics. It features structured modules for number basics, arithmetic, and fractions, with playful sections to apply learned concepts. Designed to make math understandable and enjoyable, it's ideal for beginners and for refreshing knowledge.

**Highlights:** Clear learning modules, Step-by-step guidance, Structured practice, Playful application sections, Progress tracking, Ad-free experience

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Inclusive | $1.99 | one-time |


### Screen Patrol

[App page](https://appshunter.io/ios/app/screen-patrol/id6761785936)

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

**In-app purchases:** none


## Frequently asked questions

### Is 4 Plus 4 free?

4 Plus 4 is free to download, with in-app purchases available.

### Is Screen Patrol free?

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

### Do 4 Plus 4 or Screen Patrol have ads?

Neither 4 Plus 4 nor Screen Patrol shows ads.

### Which is updated more often, 4 Plus 4 or Screen Patrol?

4 Plus 4 ships an update monthly, and Screen Patrol every 3 days. Most recently, 4 Plus 4 was updated on October 15, 2026 and Screen Patrol on October 15, 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.*