# Human Biology Basics vs ALEKS Prep

The clearest difference is in-app purchases: Human Biology Basics at none against ALEKS Prep's 3. Human Biology Basics also leads on iOS requirement (15.1 vs 17.0). ALEKS Prep's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. ALEKS Prep sells 3 in-app purchases, starting at $3.99 per 7 days. Human Biology Basics asks for nothing beyond the download.

## The numbers

| Metric | Human Biology Basics | ALEKS Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Size | 38 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AFTW LLC](https://appshunter.io/developer/1886356149) | [Hermes Inteligencia Digital Ltda](https://appshunter.io/developer/1896694873) |

## What reviewers say

### Human Biology Basics

[App page](https://appshunter.io/ios/app/human-biology-basics/id6779109728)

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

**In-app purchases:** none


### ALEKS Prep

[App page](https://appshunter.io/ios/app/aleks-prep-math-placement/id6789260549)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ALEKS Prep Weekly | $3.99 | per 7 days |
| ALEKS Prep Monthly | $10.99 | per month |
| Quarterly | $21.99 | per 3 months |


## Frequently asked questions

### Is Human Biology Basics free?

Human Biology Basics is free to download, with no in-app purchases.

### Is ALEKS Prep free?

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

### Do Human Biology Basics or ALEKS Prep have ads?

Human Biology Basics shows ads; ALEKS Prep does not.

---

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