# COM 2023 vs Material Engineering

The clearest difference is in-app purchases: COM 2023 at none against Material Engineering's 6. COM 2023 also leads on iOS requirement (13.0 vs 17.0). Material Engineering's advantage is device support. On price there is nothing between them.

Both are free to download. Material Engineering sells 6 in-app purchases, starting at $9.99 per month. COM 2023 asks for nothing beyond the download.

## The numbers

| Metric | COM 2023 | Material Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/material-engineering/id6739977362/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 17 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Canadian Institute of Mining, Metallurgy and Petroleum](https://appshunter.io/developer/1477092249) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### COM 2023

[App page](https://appshunter.io/ios/app/com-2023/id6456042980)

**In-app purchases:** none


### Material Engineering

[App page](https://appshunter.io/ios/app/material-engineering/id6739977362)

Master material science concepts with an engaging quiz app. Explore diverse topics, receive instant feedback, and track your progress. Perfect for students, professionals, and enthusiasts seeking to deepen their understanding of materials.

**Highlights:** Comprehensive quizzes on various material types, Expert-designed challenging questions, Instant feedback with detailed explanations, Personalized progress tracking and analytics, Diverse quiz modes (practice, timed, topic-focused), Achievements and leaderboards

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


## Frequently asked questions

### Is COM 2023 free?

COM 2023 is free to download, with no in-app purchases.

### Is Material Engineering free?

Material Engineering is free to download, with in-app purchases available.

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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.*