# EngineeringEdge App vs Thermodynamics Quiz

The clearest difference is in-app purchases: Thermodynamics Quiz at none against EngineeringEdge App's 10. Thermodynamics Quiz also leads on iOS requirement (13.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. EngineeringEdge App sells 10 one-off in-app purchases. Thermodynamics Quiz asks for nothing beyond the download.

## The numbers

| Metric | EngineeringEdge App | Thermodynamics Quiz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 18 months | — |
| Size | 146 MB | 25 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Manish Kumar](https://appshunter.io/developer/1854995154) |

## What reviewers say

### EngineeringEdge App

[App page](https://appshunter.io/ios/app/engineeringedge-app/id6504725128)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AZ | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BH | $49.99 | one-time |
| Package - BI | $59.99 | one-time |
| Package - BJ | $59.99 | one-time |
| Package - BL | $69.99 | one-time |
| Package - BK | $69.99 | one-time |


### Thermodynamics Quiz

[App page](https://appshunter.io/ios/app/thermodynamics-quiz/id6756225130)

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

**In-app purchases:** none


## Frequently asked questions

### Is EngineeringEdge App free?

EngineeringEdge App is free to download, with in-app purchases available.

### Is Thermodynamics Quiz free?

Thermodynamics Quiz is free to download, with no in-app purchases.

### Do EngineeringEdge App or Thermodynamics Quiz have ads?

Neither EngineeringEdge App nor Thermodynamics Quiz 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.*