# Visualization and EDG with AR vs Critical Thinking Concepts

The clearest difference is in-app purchases: Visualization and EDG with AR at none against Critical Thinking Concepts's 2. Visualization and EDG with AR also leads on rating (5.0 vs 4.7) and device support (3 vs 1). Critical Thinking Concepts's advantage is update cadence (every 2 months vs every 61 months) and ratings volume (37 vs 4). On price, review sentiment and ads there is nothing between them.

Both are free to download. Critical Thinking Concepts sells 2 in-app purchases, starting at $3.99 per month. Visualization and EDG with AR asks for nothing beyond the download.

Visualization and EDG with AR holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Critical Thinking Concepts has 37 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Visualization and EDG with AR ships an update every 61 months, Critical Thinking Concepts every 2 months. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Visualization and EDG with AR | Critical Thinking Concepts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/visualization-and-edg-with-ar/id1459222530/reviews)** | [4.7 (37 ratings)](https://appshunter.io/ios/app/critical-thinking-concepts/id6446604872/reviews) |
| Number of ratings | 4 | **37** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 61 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 132 MB | 35 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Instituto de Investigacion e Innovacion en Bioingenieria - UPV](https://appshunter.io/developer/1210753001) | [Anthony Harvey](https://appshunter.io/developer/1478197285) |

## What reviewers say

### Visualization and EDG with AR

[App page](https://appshunter.io/ios/app/visualization-and-edg-with-ar/id1459222530)

Explore 3D engineering models with or without augmented reality. Rotate models directly on your device or use your camera to overlay them onto physical markers from a companion book.

**Highlights:** View 3D engineering models, Augmented reality integration, Rotate models with touch gestures, Overlay models onto book markers, Companion to a specific textbook

**Features:** macOS Compatibility

**In-app purchases:** none


### Critical Thinking Concepts

[App page](https://appshunter.io/ios/app/critical-thinking-concepts/id6446604872)

This app is an interactive study companion that teaches core concepts, methods, and terminology of critical thinking. It helps users develop analytical and reasoning skills for navigating complex issues effectively. Features include Q&A, swipe cards, a visual feed, audio playback, and study statistics.

**Highlights:** Question & Answer format, Swipe card learning, Visual learning feed, Audio player for lessons, Study statistics tracking, Offline usability

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access Monthly | $3.99 | per month |
| All Access Annual | $7.99 | per year |


## Frequently asked questions

### Is Visualization and EDG with AR free?

Visualization and EDG with AR is free to download, with no in-app purchases.

### Is Critical Thinking Concepts free?

Critical Thinking Concepts is free to download, with in-app purchases available.

### Which has better reviews, Visualization and EDG with AR or Critical Thinking Concepts?

Visualization and EDG with AR is rated higher. Visualization and EDG with AR averages 5.0 out of 5 from 4 ratings, while Critical Thinking Concepts averages 4.7 from 37 ratings.

### Do Visualization and EDG with AR or Critical Thinking Concepts have ads?

Neither Visualization and EDG with AR nor Critical Thinking Concepts shows ads.

### Which is updated more often, Visualization and EDG with AR or Critical Thinking Concepts?

Visualization and EDG with AR ships an update every 61 months, and Critical Thinking Concepts every 2 months. Most recently, Visualization and EDG with AR was updated on October 2, 2026 and Critical Thinking Concepts on October 8, 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.*