# SOOK Library vs Hibrary

The clearest difference is update cadence: Hibrary at monthly against SOOK Library's every 3 months. SOOK Library's advantage is iOS requirement (10.0 vs 15.6). 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.

SOOK Library ships an update every 3 months, Hibrary monthly. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SOOK Library | Hibrary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (21 ratings)](https://appshunter.io/ios/app/hibrary/id1519192143/reviews)** |
| Number of ratings | — | **21** |
| Positive reviews | — | 66.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | — | Free |
| Size | 36 MB | 118 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Thai Health Promotion Foundation (ThaiHealth)](https://appshunter.io/developer/564468347) | [Hytexts Interactive Limited](https://appshunter.io/developer/1289188993) |

## What reviewers say

### SOOK Library

[App page](https://appshunter.io/ios/app/sook-library/id859185098)

**In-app purchases:** none


### Hibrary

[App page](https://appshunter.io/ios/app/hibrary/id1519192143)

An online library application for organizations, offering a vast collection of e-books from various publishers. Users can enjoy offline reading, customize their reading experience with adjustable fonts and brightness, and sync their progress across devices. It supports PDF and ePUB3 formats and is available for free.

**Highlights:** Access e-books from 40 public libraries, Offline reading support, Adjustable font size and style, Multiple reading modes, Sync reading progress across devices, Supports PDF and ePUB3 formats

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

**In-app purchases:** none


## Frequently asked questions

### Is SOOK Library free?

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

### Is Hibrary free?

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

### Do SOOK Library or Hibrary have ads?

Neither SOOK Library nor Hibrary shows ads.

### Which is updated more often, SOOK Library or Hibrary?

SOOK Library ships an update every 3 months, and Hibrary monthly. Most recently, SOOK Library was updated on October 10, 2026 and Hibrary on October 15, 2026.

---

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