# CFR 47 vs QI Encyclopedia

The clearest difference is in-app purchases: QI Encyclopedia at none against CFR 47's 3. QI Encyclopedia also leads on update cadence (every 3 weeks vs every 12 months). CFR 47's advantage is iOS requirement (12.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. CFR 47 sells 3 one-off in-app purchases. QI Encyclopedia asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CFR 47 against 5.0 for QI Encyclopedia. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

CFR 47 ships an update every 12 months, QI Encyclopedia every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | CFR 47 | QI Encyclopedia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cfr-47-telecommunication/id1557792465/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/qi-encyclopedia/id6478165692/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 103 MB | 183 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lyker Labs LLC](https://appshunter.io/developer/891194494) | [Jennifer Foster](https://appshunter.io/developer/1732037473) |

## What reviewers say

### CFR 47

[App page](https://appshunter.io/ios/app/cfr-47-telecommunication/id1557792465)

Access and reference telecommunication laws and statutes for various jurisdictions. This app provides offline access, full-text search, and organizational tools like bookmarks and highlights for legal professionals and students.

**Highlights:** Offline access to laws, Rich full-text search, Light/Dark Mode, Bookmarks, Highlights, Access to Federal Communications Commission regulations

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CFR Title 47 Week | $4.99 | one-time |
| CFR Title 47 Month | $12.99 | one-time |
| CFR Title 47 Year | $44.99 | one-time |


### 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


## Frequently asked questions

### Is CFR 47 free?

CFR 47 is free to download, with in-app purchases available.

### Is QI Encyclopedia free?

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

### Which has better reviews, CFR 47 or QI Encyclopedia?

CFR 47 and QI Encyclopedia are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do CFR 47 or QI Encyclopedia have ads?

Neither CFR 47 nor QI Encyclopedia shows ads.

### Which is updated more often, CFR 47 or QI Encyclopedia?

CFR 47 ships an update every 12 months, and QI Encyclopedia every 3 weeks. Most recently, CFR 47 was updated on November 3, 2026 and QI Encyclopedia on November 4, 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.*