# AP Environmental Science Quiz vs APES Prep

The clearest difference is in-app purchases: APES Prep at none against AP Environmental Science Quiz's 2. APES Prep also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). AP Environmental Science Quiz's advantage is update cadence (every 3 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. AP Environmental Science Quiz sells 2 in-app purchases, starting at $4.99 per month. APES Prep asks for nothing beyond the download.

AP Environmental Science Quiz ships an update every 3 weeks, APES Prep every 3 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | AP Environmental Science Quiz | APES Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/apes-prep/id6761887254/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 16 MB | 35 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chaleepa Mallawa](https://appshunter.io/developer/1359729160) | [Small Animal Surgeries Inc](https://appshunter.io/developer/1870736337) |

## What reviewers say

### AP Environmental Science Quiz

[App page](https://appshunter.io/ios/app/ap-environmental-science-quiz/id6761835919)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Yearly | $49.99 | per year |


### APES Prep

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

Prepare for the AP Environmental Science exam with this comprehensive study app. It offers offline access to practice questions, flashcards, study guides, and full-length practice exams with instant feedback and progress tracking.

**Highlights:** 270+ multiple choice questions, 36 free response questions with self-scoring, 180 flashcards, 162-term searchable glossary, Full timed practice exam, Offline study capabilities, Progress tracking and score estimation

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

**In-app purchases:** none


## Frequently asked questions

### Is AP Environmental Science Quiz free?

AP Environmental Science Quiz 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 AP Environmental Science Quiz or APES Prep have ads?

AP Environmental Science Quiz shows ads; APES Prep does not.

### Which is updated more often, AP Environmental Science Quiz or APES Prep?

AP Environmental Science Quiz ships an update every 3 weeks, and APES Prep every 3 months. Most recently, AP Environmental Science Quiz was updated on October 24, 2026 and APES Prep on October 28, 2026.

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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.*