# 30 CFR by LawStack vs oCFR 30 CFR by LawStack and oCFR both sit at 3.7 stars, but that hides the real split: 89% of 30 CFR by LawStack's written reviews are positive against 50% of oCFR's. 30 CFR by LawStack also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (9.0 vs 11.0). oCFR's advantage is in-app purchases (none vs 2). On price, rating, ratings volume and ads there is nothing between them. Both are free to download. 30 CFR by LawStack sells 2 one-off in-app purchases. oCFR asks for nothing beyond the download. On the App Store both sit at effectively the same score — 3.7 for 30 CFR by LawStack against 3.7 for oCFR. Both are backed by a comparable volume of ratings — 7 and 9 respectively. Written reviews are what separate them: 89% of 30 CFR by LawStack's written reviews are positive against 50% of oCFR's. 30 CFR by LawStack ships an update every 2 months, oCFR every 6 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively. ## The numbers | Metric | 30 CFR by LawStack | oCFR | | --- | --- | --- | | Price | Free | Free | | Rating | **[3.7 (7 ratings)](https://appshunter.io/ios/app/30-cfr-by-lawstack/id325716756/reviews)** | [3.7 (9 ratings)](https://appshunter.io/ios/app/ocfr/id1228220888/reviews) | | Number of ratings | 7 | **9** | | Positive reviews | **88.9% of reviews** | 50.0% of reviews | | In-app purchases | Yes | **No** | | Ads | No | No | | Update frequency | **Every 2 months** | Every 6 months | | Monetization | Free with in-app purchases | **Free** | | Size | 79 MB | 70 MB | | Requires iOS | **9.0** | 11.0 | | Devices | iPhone, iPad, iPod | iPhone, iPad, iPod | | Age rating | 4+ | 4+ | | Developer | [Tekk Innovations LLC](https://appshunter.io/developer/320464672) | [Pipeline and Hazardous Materials Safety Administration](https://appshunter.io/developer/954888820) | ## What reviewers say ### 30 CFR by LawStack [App page](https://appshunter.io/ios/app/30-cfr-by-lawstack/id325716756) Access the complete Title 30 Code of Federal Regulations (CFR) for Mineral Resources offline. This app allows for bookmarking, highlighting, note-taking, and full-text searching. Share content easily with colleagues. **Highlights:** Complete Title 30 CFR offline, Custom bookmarks, highlighting, and notes, Full-text and advanced search, Email and share content, Includes all tables and images, Free trial **Features:** macOS Compatibility **In-app purchases (2)** | Purchase | Price | Billing | | --- | --- | --- | | 30 CFR - 3 Months | $14.99 | one-time | | 30 CFR - 1 Year | $99.99 | one-time | ### oCFR [App page](https://appshunter.io/ios/app/ocfr/id1228220888) Access U.S. federal regulations for the safe transportation of hazardous materials and pipeline safety. Covers regulations for classifying, handling, and packaging materials by various transport modes, as well as pipeline facility safety standards. **Highlights:** Hazardous Materials Regulations (HMR), Pipeline Safety Regulations, 49 CFR Parts 100-180, 49 CFR Parts 190-199, Covers highway, rail, aircraft, and vessel transport, Includes design, construction, operation, and maintenance standards **Features:** macOS Compatibility, Vision Pro support **In-app purchases:** none ## Frequently asked questions ### Is 30 CFR by LawStack free? 30 CFR by LawStack is free to download, with in-app purchases available. ### Is oCFR free? oCFR is free to download, with no in-app purchases. ### Which has better reviews, 30 CFR by LawStack or oCFR? 30 CFR by LawStack is rated higher. 30 CFR by LawStack averages 3.7 out of 5 from 7 ratings, while oCFR averages 3.7 from 9 ratings. ### Do 30 CFR by LawStack or oCFR have ads? Neither 30 CFR by LawStack nor oCFR shows ads. ### Which is updated more often, 30 CFR by LawStack or oCFR? 30 CFR by LawStack ships an update every 2 months, and oCFR every 6 months. Most recently, 30 CFR by LawStack was updated on October 23, 2026 and oCFR on October 24, 2026. --- *Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*