# EnvSciAPex vs StudyStack Flashcards

The clearest difference is in-app purchases: StudyStack Flashcards at none against EnvSciAPex's 1. EnvSciAPex's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | EnvSciAPex | StudyStack Flashcards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/studystack-flashcards/id6762026935/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | — | Daily |
| Monetization | — | Ad-supported |
| Size | 29 MB | 34 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [JT Scientific Consulting LLC](https://appshunter.io/developer/1612699648) | [John Weidner](https://appshunter.io/developer/875154130) |

## 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 |


### StudyStack Flashcards

[App page](https://appshunter.io/ios/app/studystack-flashcards/id6762026935)

Create and review flashcard decks for any subject to learn faster and remember longer. Engage with multiple study activities designed to fit your schedule and make consistent studying effortless.

**Highlights:** Create and organize flashcard decks, Quick review sessions, Six different study activities, Distraction-free interface, Supports school, certifications, and language study

**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 StudyStack Flashcards free?

StudyStack Flashcards is free to download, with no in-app purchases.

### Do EnvSciAPex or StudyStack Flashcards have ads?

StudyStack Flashcards shows ads; EnvSciAPex does not.

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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.*