# LiBook vs Volume

The clearest difference is update cadence: LiBook at every 6 days against Volume's every 2 weeks. LiBook also leads on iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

LiBook ships an update every 6 days, Volume every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | LiBook | Volume |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/libook-epub-txt-pdf-reader/id6781108538/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 94.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 20 MB | 23 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JOOYOUNG MAENG](https://appshunter.io/developer/6781108540) | [Structured Fun, LLC](https://appshunter.io/developer/1260440348) |

## What reviewers say

### LiBook

[App page](https://appshunter.io/ios/app/libook-epub-txt-pdf-reader/id6781108538)

Organize and read all your digital books in one app. Supports EPUB, PDF, and TXT files with features like character tracking, customizable reading settings, and text-to-speech. Easily navigate, bookmark, and search your library.

**Highlights:** Import EPUB, PDF, TXT, Library and collection management, Character tracking, Customizable reading experience, Text-to-speech playback, Bookmarks and highlights

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

**In-app purchases:** none


### Volume

[App page](https://appshunter.io/ios/app/volume-text-to-speech-reader/id6785611485)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LiBook free?

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

### Is Volume free?

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

### Do LiBook or Volume have ads?

Neither LiBook nor Volume shows ads.

### Which is updated more often, LiBook or Volume?

LiBook ships an update every 6 days, and Volume every 2 weeks. Most recently, LiBook was updated on October 25, 2026 and Volume on October 24, 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.*