# Learn Thermal Engineering vs CoursFox

The clearest difference is price: CoursFox at Free against Learn Thermal Engineering's $2.99. CoursFox also leads on update cadence (every 5 days vs every 20 months). Learn Thermal Engineering's advantage is in-app purchases (none vs 3) and iOS requirement (15.6 vs 17.0). On ads and device support there is nothing between them.

CoursFox is free to download; Learn Thermal Engineering costs $2.99 up front. CoursFox sells 3 in-app purchases, starting at $7.99 per month. Learn Thermal Engineering asks for nothing beyond the download.

Learn Thermal Engineering ships an update every 20 months, CoursFox every 5 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Learn Thermal Engineering | CoursFox |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 days** |
| Size | 81 MB | 6 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Muhammad Umair](https://appshunter.io/developer/1696049320) | [Platka Software Digital](https://appshunter.io/developer/1885569538) |

## What reviewers say

### Learn Thermal Engineering

[App page](https://appshunter.io/ios/app/learn-thermal-engineering/id6451246075)

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

**In-app purchases:** none


### CoursFox

[App page](https://appshunter.io/ios/app/coursfox-pdf-to-courses/id6777681629)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $7.99 | per month |
| 6-Month Plan | $39.99 | per 6 months |
| Annual Plan | $69.99 | per year |


## Frequently asked questions

### Is Learn Thermal Engineering free?

Learn Thermal Engineering costs $2.99, with no in-app purchases.

### Is CoursFox free?

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

### Do Learn Thermal Engineering or CoursFox have ads?

Neither Learn Thermal Engineering nor CoursFox shows ads.

### Which is updated more often, Learn Thermal Engineering or CoursFox?

Learn Thermal Engineering ships an update every 20 months, and CoursFox every 5 days. Most recently, Learn Thermal Engineering was updated on November 3, 2026 and CoursFox on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*