# ELi APPBook vs Gaia AR

The clearest difference is update cadence: ELi APPBook at every 3 weeks against Gaia AR's every 54 months. Gaia AR's advantage is iOS requirement (12.0 vs 15.6). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

ELi APPBook ships an update every 3 weeks, Gaia AR every 54 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ELi APPBook | Gaia AR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **4.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 54 months |
| Monetization | Free | Free |
| Size | 11 MB | 46 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ELI Srl](https://appshunter.io/developer/666759004) | [Gaia Edizioni S.r.l.](https://appshunter.io/developer/918931301) |

## What reviewers say

### ELi APPBook

[App page](https://appshunter.io/ios/app/eli-appbook/id910061058)

Access your primary school digital textbooks easily and quickly. Students can enter a code from their physical book to unlock the digital version. Teachers can request access for their classroom.

**Highlights:** Access digital textbooks, Student code redemption, Teacher access requests, Browse digital versions, Official school app

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

**In-app purchases:** none


### Gaia AR

[App page](https://appshunter.io/ios/app/gaia-ar/id1453914836)

This augmented reality app unlocks interactive multimedia content from educational publications. Simply point your device at book pages to access videos, audio, animations, and exercises. It also functions as a QR code reader.

**Highlights:** Augmented reality content access, Unlock videos, audio, and animations, Interactive exercises, QR code reader functionality, Enhances educational publications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ELi APPBook free?

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

### Is Gaia AR free?

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

### Do ELi APPBook or Gaia AR have ads?

Neither ELi APPBook nor Gaia AR shows ads.

### Which is updated more often, ELi APPBook or Gaia AR?

ELi APPBook ships an update every 3 weeks, and Gaia AR every 54 months. Most recently, ELi APPBook was updated on October 24, 2026 and Gaia AR on October 8, 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.*