# 4 Plus 4 vs Aethron Study

The clearest difference is rating: 4 Plus 4 at 5.0 against Aethron Study's 4.3. 4 Plus 4 also leads on monetization model (free vs freemium) and iOS requirement (13.0 vs 15.0). Aethron Study's advantage is ratings volume (3 vs 1). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. 4 Plus 4 sells 1 one-off in-app purchase and Aethron Study sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

4 Plus 4 holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | 4 Plus 4 | Aethron Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/4-plus-4/id1602292243/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/aethron-study/id6758923133/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | **Free** | Freemium |
| Size | 38 MB | 9 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Koehnen](https://appshunter.io/developer/431219217) | [Aethron Dynamics LLC](https://appshunter.io/developer/1875788827) |

## 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 |


### Aethron Study

[App page](https://appshunter.io/ios/app/aethron-study/id6758923133)

This app helps students manage their schoolwork by connecting to their Canvas LMS. It organizes assignments, provides AI-powered summaries, and offers tools for note-taking, flashcards, study plans, and essay grading.

**Highlights:** Canvas LMS integration, Assignment and due date tracking, AI-powered coursework analysis, Note-taking and organization, Smart flashcards and quizzes, Personalized study plans, Focus timer, Essay grading against rubrics

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student+ Monthly | $4.99 | per month |
| Student+ Annually | $49.99 | per year |


## Frequently asked questions

### Is 4 Plus 4 free?

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

### Is Aethron Study free?

Aethron Study is free to download, with in-app purchases available.

### Which has better reviews, 4 Plus 4 or Aethron Study?

4 Plus 4 is rated higher. 4 Plus 4 averages 5.0 out of 5 from 1 ratings, while Aethron Study averages 4.3 from 3 ratings.

### Do 4 Plus 4 or Aethron Study have ads?

Neither 4 Plus 4 nor Aethron Study shows 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.*