# Apex Life School vs Engineering Formulas

The clearest difference is in-app purchases: Apex Life School at none against Engineering Formulas's 3. Apex Life School also leads on iOS requirement (12.0 vs 15.1). Engineering Formulas's advantage is device support. On price there is nothing between them.

Both are free to download. Engineering Formulas sells 3 in-app purchases, starting at $4.99 per 7 days. Apex Life School asks for nothing beyond the download.

## The numbers

| Metric | Apex Life School | Engineering Formulas |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Size | 90 MB | 45 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [E-Digital Nepal](https://appshunter.io/developer/1409331062) | [Mobin Akhter](https://appshunter.io/developer/1812505286) |

## What reviewers say

### Apex Life School

[App page](https://appshunter.io/ios/app/apex-life-school/id1614213522)

**In-app purchases:** none


### Engineering Formulas

[App page](https://appshunter.io/ios/app/engineering-formulas-engiref/id6758258119)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $29.99 | per year |
| Lifetime Access | $54.99 | one-time |


## Frequently asked questions

### Is Apex Life School free?

Apex Life School is free to download, with no in-app purchases.

### Is Engineering Formulas free?

Engineering Formulas 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.*