# EDUBOOKS vs APES Env Science Prep

The clearest difference is price: EDUBOOKS at Free against APES Env Science Prep's $1.99. EDUBOOKS also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (12.0 vs 18.0). On review sentiment, ads, in-app purchases and device support there is nothing between them.

EDUBOOKS is free to download; APES Env Science Prep costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EDUBOOKS ships an update every 2 months, APES Env Science Prep every 5 months. Both last shipped on October 19, 2026.

## The numbers

| Metric | EDUBOOKS | APES Env Science Prep |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.2 (36 ratings)](https://appshunter.io/ios/app/edubooks/id913815477/reviews)** | — |
| Number of ratings | **36** | — |
| Positive reviews | **86.3% of reviews** | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | **Free** | Paid |
| Size | 73 MB | 3 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [High Development Mobile Applications, INC](https://appshunter.io/developer/617541486) | [Feraco media Inc.](https://appshunter.io/developer/497957884) |

## What reviewers say

### EDUBOOKS

[App page](https://appshunter.io/ios/app/edubooks/id913815477)

Find and purchase college textbooks at significant discounts. Buy, sell, rent, or trade books with other students on campus or through online sources. Save money and connect with peers who share your academic interests.

**Highlights:** Search textbooks by title, author, ISBN, or barcode, Buy textbooks, Sell textbooks, Rent textbooks, Trade textbooks, Connect with students on campus

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💰 Saves students money
- 👍 User-friendly interface
- 🚀 Fast and efficient
- 💡 Innovative platform
- 💸 Earn money from old books

**What reviewers complain about**

- 🐛 App crashes frequently
- 🐛 Buttons not working
- 🐛 Cannot log in
- 🐛 Cannot create account
- 🐛 App kicks users off

**Reported bugs**

- App crashes on startup
- App crashes when pressing buttons
- Cannot log in
- Cannot create account
- Cannot input book information

**Requested features**

- Shipping option for books
- Allow 'N/A' for ISBN
- Manually upload pictures


### APES Env Science Prep

[App page](https://appshunter.io/ios/app/apes-env-science-prep/id945389566)

Prepare for the AP Environmental Science exam with comprehensive practice tests and interactive flashcards. Study offline and track your progress to master key concepts and definitions. This app helps you earn college credit and improve your college applications.

**Highlights:** Full practice exams, Vocabulary flashcards, Offline study capability, Progress tracking, Covers key environmental science topics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EDUBOOKS free?

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

### Is APES Env Science Prep free?

APES Env Science Prep costs $1.99, with no in-app purchases.

### Do EDUBOOKS or APES Env Science Prep have ads?

Neither EDUBOOKS nor APES Env Science Prep shows ads.

### Which is updated more often, EDUBOOKS or APES Env Science Prep?

EDUBOOKS ships an update every 2 months, and APES Env Science Prep every 5 months. Most recently, EDUBOOKS was updated on October 19, 2026 and APES Env Science Prep on October 19, 2026.

---

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