# EnvSciAPex vs APES Prep

The clearest difference is in-app purchases: APES Prep at none against EnvSciAPex's 1. APES Prep also leads on iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. EnvSciAPex sells 1 one-off in-app purchase. APES Prep asks for nothing beyond the download.

## The numbers

| Metric | EnvSciAPex | APES Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Size | 29 MB | 35 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JT Scientific Consulting LLC](https://appshunter.io/developer/1612699648) | [Small Animal Surgeries Inc](https://appshunter.io/developer/1870736337) |

## What reviewers say

### EnvSciAPex

[App page](https://appshunter.io/ios/app/envsciapex/id6760211844)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlock premium | $29.99 | one-time |


### APES Prep

[App page](https://appshunter.io/ios/app/apes-prep/id6761887254)

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

**In-app purchases:** none


## Frequently asked questions

### Is EnvSciAPex free?

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

### Is APES Prep free?

APES Prep is free to download, with no in-app purchases.

### Do EnvSciAPex or APES Prep have ads?

Neither EnvSciAPex nor APES Prep 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.*