# QI Encyclopedia vs St. Charles Public Library

The clearest difference is rating: QI Encyclopedia at 5.0 against St. Charles Public Library's 4.0. St. Charles Public Library's advantage is iOS requirement (13.0 vs 15.0). On price, ratings volume, 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.

QI Encyclopedia holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

## The numbers

| Metric | QI Encyclopedia | St. Charles Public Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/qi-encyclopedia/id6478165692/reviews)** | [4.0 (5 ratings)](https://appshunter.io/ios/app/st-charles-public-library/id6742200060/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | Free |
| Size | 183 MB | 54 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jennifer Foster](https://appshunter.io/developer/1732037473) | [St Charles Public Library District](https://appshunter.io/developer/527771682) |

## 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


### St. Charles Public Library

[App page](https://appshunter.io/ios/app/st-charles-public-library/id6742200060)

Access your local library's catalog, manage checkouts and holds, and discover upcoming events. Reserve rooms and explore digital resources on the go.

**Highlights:** Search library catalog, Manage checkouts and holds, View and register for events, Access digital resources, Reserve rooms

**In-app purchases:** none


## Frequently asked questions

### Is QI Encyclopedia free?

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

### Is St. Charles Public Library free?

St. Charles Public Library is free to download, with no in-app purchases.

### Which has better reviews, QI Encyclopedia or St. Charles Public Library?

QI Encyclopedia is rated higher. QI Encyclopedia averages 5.0 out of 5 from 2 ratings, while St. Charles Public Library averages 4.0 from 5 ratings.

### Do QI Encyclopedia or St. Charles Public Library have ads?

Neither QI Encyclopedia nor St. Charles Public Library shows ads.

---

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