# Attracteur vs Learn Cobol Programming 2024

The clearest difference is review sentiment: Attracteur at 100% against Learn Cobol Programming 2024's 0%. Attracteur also leads on rating (5.0 vs 2.0) and chart position (#195 vs unranked). Learn Cobol Programming 2024's advantage is price ($0.99 vs $2.99) and iOS requirement (12.0 vs 16.6). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Attracteur costs $2.99 and Learn Cobol Programming 2024 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Attracteur holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of Attracteur's written reviews are positive against 0% of Learn Cobol Programming 2024's.

Attracteur ships an update every 25 months, Learn Cobol Programming 2024 every 21 months. The most recent releases landed on August 29, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Attracteur | Learn Cobol Programming 2024 |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/attracteur/id1572189546/reviews)** | [2.0 (2 ratings)](https://appshunter.io/ios/app/learn-cobol-programming-2024/id6443559254/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 21 months** |
| Monetization | Paid | Paid |
| Best chart rank | **#195** | — |
| Size | 3 MB | 33 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Sylvain Lambert](https://appshunter.io/developer/783315608) | [Saqib Masood](https://appshunter.io/developer/1555852546) |

## What reviewers say

### Attracteur

[App page](https://appshunter.io/ios/app/attracteur/id1572189546)

**Currently charting:** #195 Top Paid · Education (US App Store)

Explore the captivating realm of mathematical attractors. This application reveals the inherent beauty of chaos through interactive visualizations. It's designed for anyone curious about the intricate patterns found in complex systems.

**Highlights:** Mathematical attractor exploration, Chaos theory visualization, Interactive learning, Educational content, Beautiful mathematical patterns

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Cobol Programming 2024

[App page](https://appshunter.io/ios/app/learn-cobol-programming-2024/id6443559254)

Learn the fundamentals of COBOL, a high-level programming language designed for business data processing. Understand its history, features, and importance in various domains like finance and defense. This app provides insights into COBOL's structure and its evolution.

**Highlights:** COBOL history and evolution, Understanding COBOL's business orientation, Features of COBOL, COBOL's importance in data processing, Structured language concepts

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

**In-app purchases:** none


## Frequently asked questions

### Is Attracteur free?

Attracteur costs $2.99, with no in-app purchases.

### Is Learn Cobol Programming 2024 free?

Learn Cobol Programming 2024 costs $0.99, with no in-app purchases.

### Which has better reviews, Attracteur or Learn Cobol Programming 2024?

Attracteur is rated higher. Attracteur averages 5.0 out of 5 from 1 ratings, while Learn Cobol Programming 2024 averages 2.0 from 2 ratings.

### Do Attracteur or Learn Cobol Programming 2024 have ads?

Neither Attracteur nor Learn Cobol Programming 2024 shows ads.

### Which is updated more often, Attracteur or Learn Cobol Programming 2024?

Attracteur ships an update every 25 months, and Learn Cobol Programming 2024 every 21 months. Most recently, Attracteur was updated on August 29, 2026 and Learn Cobol Programming 2024 on September 17, 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.*