# STEM at SFA vs Yuzu eReader

The clearest difference is review sentiment: STEM at SFA at 100% against Yuzu eReader's 22%. STEM at SFA also leads on rating (5.0 vs 4.5) and iOS requirement (8.0 vs 17.6). Yuzu eReader's advantage is ratings volume (15K vs 7) and update cadence (every 3 months vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

STEM at SFA holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Yuzu eReader has 15K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 100% of STEM at SFA's written reviews are positive against 22% of Yuzu eReader's.

STEM at SFA ships an update every 6 months, Yuzu eReader every 3 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | STEM at SFA | Yuzu eReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/stem-at-sfa/id1097369804/reviews)** | [4.5 (15K ratings)](https://appshunter.io/ios/app/yuzu-ereader/id1104364222/reviews) |
| Number of ratings | 7 | **15K** |
| Positive reviews | **100.0% of reviews** | 22.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 30 MB | 189 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elemental Software, LLC](https://appshunter.io/developer/413024474) | [Barnes & Noble College](https://appshunter.io/developer/665713697) |

## What reviewers say

### STEM at SFA

[App page](https://appshunter.io/ios/app/stem-at-sfa/id1097369804)

Engage with professors on science, technology, engineering, and math topics. Explore the outdoors with a GPS-based activity feature.

**Highlights:** Ask professors questions, STEM subject focus, Outdoor GPS activity, Interactive learning

**Features:** macOS Compatibility

**In-app purchases:** none


### Yuzu eReader

[App page](https://appshunter.io/ios/app/yuzu-ereader/id1104364222)

This app provides an interactive platform for reading and engaging with digital learning materials on your mobile devices. It allows for easy access to textbooks, note-taking, highlighting, and multimedia integration, making studying more convenient and effective.

**Highlights:** Interactive learning with multimedia, Syncs highlights, notes, and bookmarks, Searchable content, Adjustable reading layout and zoom, Read Aloud functionality, Offline access to content

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and convenient app
- 👍 Useful highlighting and note-taking features
- 🎧 Helpful read-aloud functionality

**What reviewers complain about**

- 🐛 Highlighting and copy/paste issues
- 🔇 Poor text-to-speech quality and performance
- 📱 Inconsistent user experience across devices
- 💻 Limited functionality compared to web version

**Reported bugs**

- Frequent app crashes and freezes
- Login and access issues
- Incorrect text formatting and layout
- Unreliable read-aloud functionality

**Requested features**

- More highlighter color options
- Ability to annotate directly on pages
- Improved page navigation and layout controls
- Seamless integration with note-taking apps


## Frequently asked questions

### Is STEM at SFA free?

STEM at SFA is free to download, with no in-app purchases.

### Is Yuzu eReader free?

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

### Which has better reviews, STEM at SFA or Yuzu eReader?

STEM at SFA is rated higher. STEM at SFA averages 5.0 out of 5 from 7 ratings, while Yuzu eReader averages 4.5 from 15K ratings.

### Do STEM at SFA or Yuzu eReader have ads?

Neither STEM at SFA nor Yuzu eReader shows ads.

### Which is updated more often, STEM at SFA or Yuzu eReader?

STEM at SFA ships an update every 6 months, and Yuzu eReader every 3 months. Most recently, STEM at SFA was updated on October 24, 2026 and Yuzu eReader on October 31, 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.*