# 14 CFR by LawStack vs CFR AI

The clearest difference is iOS requirement: 14 CFR by LawStack at 9.0 against CFR AI's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 14 CFR by LawStack sells 2 one-off in-app purchases and CFR AI sells 8 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

14 CFR by LawStack ships an update every 2 months, CFR AI every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 14 CFR by LawStack | CFR AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (7 ratings)](https://appshunter.io/ios/app/14-cfr-by-lawstack/id325708447/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 77.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 140 MB | 13 MB |
| Requires iOS | **9.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Tekk Innovations LLC](https://appshunter.io/developer/320464672) | [SmerDev Studio LLC](https://appshunter.io/developer/1732547078) |

## What reviewers say

### 14 CFR by LawStack

[App page](https://appshunter.io/ios/app/14-cfr-by-lawstack/id325708447)

Access the complete Title 14 Code of Federal Regulations (CFR) for Aeronautics and Space offline. This app allows for bookmarking, highlighting, note-taking, and sharing content, with full-text search capabilities. A free trial is available, with full access via in-app purchase.

**Highlights:** Complete Title 14 CFR offline, Includes tables and images, Custom bookmarks and highlighting, Full-text and advanced search, Share sections and content, Free trial available

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 14 CFR - 3 Months | $14.99 | one-time |
| 14 CFR - 1 Year | $99.99 | one-time |


### CFR AI

[App page](https://appshunter.io/ios/app/cfr-ai-title-14/id6563148869)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CFR AI Title 14 Weekly | $0.99 | per 7 days |
| CFR AI 14 Subscription | $0.99 | per 7 days |
| CFR AI Title 14 Monthly | $3.99 | per month |
| CFR AI 14 | $3.99 | per month |
| CFR AI Title 14 Six-Month | $23.99 | per 6 months |
| CFR AI 14 Subscription | $23.99 | per 6 months |
| CFR AI Title 14 Yearly | $45.99 | per year |
| CFR AI 14 Subscription | $45.99 | per year |


## Frequently asked questions

### Is 14 CFR by LawStack free?

14 CFR by LawStack is free to download, with in-app purchases available.

### Is CFR AI free?

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

### Do 14 CFR by LawStack or CFR AI have ads?

Neither 14 CFR by LawStack nor CFR AI shows ads.

### Which is updated more often, 14 CFR by LawStack or CFR AI?

14 CFR by LawStack ships an update every 2 months, and CFR AI every 3 months. Most recently, 14 CFR by LawStack was updated on October 23, 2026 and CFR AI 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.*