# QI Encyclopedia vs Book Haven

The clearest difference is update cadence: Book Haven at every 4 days against QI Encyclopedia's every 3 weeks. Book Haven also leads on iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for QI Encyclopedia against 5.0 for Book Haven. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

QI Encyclopedia ships an update every 3 weeks, Book Haven every 4 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | QI Encyclopedia | Book Haven |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/qi-encyclopedia/id6478165692/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/book-haven/id6602883308/reviews) |
| Number of ratings | 2 | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | Free |
| Size | 183 MB | 99 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Jennifer Foster](https://appshunter.io/developer/1732037473) | [Gov Glance Foundation Inc.](https://appshunter.io/developer/1683413055) |

## What reviewers say

### QI Encyclopedia

[App page](https://appshunter.io/ios/app/qi-encyclopedia/id6478165692)

Access a comprehensive encyclopedia of public health quality improvement resources. Features include search, filtering, a table of contents, and a glossary. All content and graphics are available offline.

**Highlights:** Search and Filter, Selectable Table of Contents, Comprehensive Glossary, Offline Access to Content, All Text and Graphics Included

**In-app purchases:** none


### Book Haven

[App page](https://appshunter.io/ios/app/book-haven/id6602883308)

A free, minimalist ebook reader and digital library for classic literature. It offers AI-assisted reading, note-taking, and quizzes, with all books pre-downloaded for offline access. Expand your knowledge with a personal collection of timeless stories.

**Highlights:** AI-assisted reading, Digital library of classics, Note-taking functionality, In-app quizzes, Offline reading support, Minimalist interface

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

**In-app purchases:** none


## Frequently asked questions

### Is QI Encyclopedia free?

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

### Is Book Haven free?

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

### Which has better reviews, QI Encyclopedia or Book Haven?

QI Encyclopedia and Book Haven are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do QI Encyclopedia or Book Haven have ads?

Neither QI Encyclopedia nor Book Haven shows ads.

### Which is updated more often, QI Encyclopedia or Book Haven?

QI Encyclopedia ships an update every 3 weeks, and Book Haven every 4 days. Most recently, QI Encyclopedia was updated on November 4, 2026 and Book Haven on October 30, 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.*