# XtremeLabs eReader vs Scrollbook

The clearest difference is ads: XtremeLabs eReader at none against Scrollbook's shown. XtremeLabs eReader also leads on update cadence (weekly vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

XtremeLabs eReader ships an update weekly, Scrollbook every 3 weeks. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | XtremeLabs eReader | Scrollbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/scrollbook/id6759687589/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 70 MB | 66 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XtremeLabs LLC](https://appshunter.io/developer/1779621023) | [AIMASTERZ LLC](https://appshunter.io/developer/1880213254) |

## What reviewers say

### XtremeLabs eReader

[App page](https://appshunter.io/ios/app/xtremelabs-ereader/id6738156858)

**Features:** macOS Compatibility

**In-app purchases:** none


### Scrollbook

[App page](https://appshunter.io/ios/app/scrollbook/id6759687589)

Access over 145 free 5-minute visual and audio book summaries, with chapter-by-chapter infographics and AI chat. Explore fiction series and curated learning paths. A premium subscription unlocks the full library.

**Highlights:** Free 5-minute visual and audio summaries, Chapter-by-chapter infographics, AI-powered book chat, Fiction series breakdowns, Curated learning journeys, Progress tracking and streaks

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

**In-app purchases:** none


## Frequently asked questions

### Is XtremeLabs eReader free?

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

### Is Scrollbook free?

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

### Do XtremeLabs eReader or Scrollbook have ads?

Scrollbook shows ads; XtremeLabs eReader does not.

### Which is updated more often, XtremeLabs eReader or Scrollbook?

XtremeLabs eReader ships an update weekly, and Scrollbook every 3 weeks. Most recently, XtremeLabs eReader was updated on October 10, 2026 and Scrollbook on October 17, 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.*