Comparison

48 CFR by LawStack vs CFR AI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

48 CFR by LawStack

Access the complete Federal Acquisition Regulations System offline. This app allows for easy searching, bookmarking, highlighting, and note-taking. Share content with colleagues via email.

Highlights
  • Complete offline access
  • Full-text search
  • Custom bookmarks and highlighting
  • Add notes
  • Email and share content
  • Includes tables and images
Features
Read full description

LawStack's complete Title 48 Code of Federal Regulations, Federal Acquisition Regulations System. Leave the heavy books at home and buy this app now. • Free trial for new users. Available thereafter via in-app purchase. • Complete offline access. • All tables and images included. • Add custom bookmarks, highlighting, and notes. • Full-text search and other advanced search options. • Email and share sections or selected content with colleagues. Question, comments, or feature requests? Need specific updates? Email us at support@lawstack.com. ************************************ Disclaimer: The information in this app is not intended to replace official versions, is subject to revision, and should not be considered legal advice. Tekk Innovations LLC presents this information without warranties, express or implied, regarding accuracy, timeliness, or completeness. In addition, this disclaimer may change at anytime. When necessary, consult primary source material.

About

CFR AI

This app provides instant, accurate answers to complex transportation regulations. Powered by advanced AI, it offers an interactive chat experience for professionals in logistics and compliance. Features include note-taking, calendar integration, and easy copying of information.

Highlights
  • AI-powered Q&A on Title 49
  • GPT-4o technology
  • Instant, accurate answers
  • Interactive chatbot
  • Notes, calendar, and reminders
  • Copy and paste functionality
Read full description

CFR AI - Title 49 is built for people who need a focused, modern workspace for Code of Federal Regulations Title 49 research and organization. Ask questions about Title 49 and get AI-assisted responses designed around current eCFR source material, citations, and a clear trust layer. The app also gives you a productivity hub for saved answers, deadlines, reminders, notes, and title-specific follow-up work. Key features: Live Title 49 CFR Chat Ask natural-language questions about Transportation and receive structured AI responses with citation-oriented source context from current eCFR data. eCFR Trust Layer Responses are designed to highlight cited CFR sections, source context, and professional-use reminders so users understand what should be verified before relying on an answer. CFR Change Monitor Track Title 49 update context, recent amendment dates, saved sections, and CFR follow-up work. Citation Builder Build and save CFR references for research, case notes, follow-ups, and professional documentation. Compare Versions Compare CFR section text across available eCFR dates to better understand how regulations have changed over time. Transportation Organizer Track CFR-related questions, review steps, target dates, statuses, and follow-up items for transportation work. Advanced Calendar Use an iOS-style calendar workspace with month, week, day, and agenda views for review blocks, appointments, deadlines, and saved chat answers. Reminders Create organized reminder lists with due dates, notes, priorities, tags, flagged items, scheduled items, and CFR follow-ups. Notes Save research notes, AI answers, citations, checklists, tags, folders, and longer CFR notes without losing important context. AI Action Buttons Save useful chatbot responses into calendar items, reminders, notes, and organizer workflows so research can turn into action. Important notice: CFR AI - Title 49 is an independent productivity and research tool. It is not affiliated with, endorsed by, or sponsored by the U.S. government, eCFR, or the Office of the Federal Register. The eCFR is continuously updated but is not the official legal edition of the CFR. AI responses should be reviewed against cited source material and should not be treated as legal, medical, benefits, or professional advice. Subscription required: Access to app features requires an active subscription. Subscriptions are managed through your Apple account and can be canceled in App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

48 CFR by LawStack4 screens
CFR AI4 screens

Verdict

The call

The clearest difference is monetization model: 48 CFR by LawStack at free with in-app purchases against CFR AI's subscription. 48 CFR by LawStack also leads on iOS requirement (9.0 vs 26.0). CFR AI's advantage is update cadence (every 9 days vs every 4 months). On price, rating, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 48 CFR by LawStack sells 2 one-off in-app purchases and CFR AI sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for 48 CFR by LawStack against 5.0 for CFR AI. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

48 CFR by LawStack ships an update every 4 months, CFR AI every 9 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

Scorecard3 real differences · 7 level
48 CFR by LawStack versus CFR AI: the parameters behind the verdict, then further details
Parameter48 CFR by LawStackCFR AI
PriceFreeFree
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews92.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 4 monthsEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS9.0 — better26.0
Further details — not scored
Size125 MB13 MB
Age rating4+4+
DeveloperTekk Innovations LLCSmerDev Studio LLC

Customer experience

48 CFR by LawStack

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews25 reviews
Positive92.0%
Neutral8.0%
Negative0.0%

CFR AI

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

48 CFR by LawStack

One-time2
  • 48 CFR - 3 Months$14.99
  • 48 CFR - 1 Year$99.99
4 purchases

CFR AI

Subscriptions4
  • Weekly3 Days trial$0.997 Days
  • Monthly3 Days trial$3.991 Month
  • Bi Annual3 Days trial$23.996 Months
Show 1 more
  • Annual3 Days trial$45.991 Year

Questions

Is 48 CFR by LawStack free?
48 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.
Which has better reviews, 48 CFR by LawStack or CFR AI?
48 CFR by LawStack and CFR AI are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do 48 CFR by LawStack or CFR AI have ads?
Neither 48 CFR by LawStack nor CFR AI shows ads.
Which is updated more often, 48 CFR by LawStack or CFR AI?
48 CFR by LawStack ships an update every 4 months, and CFR AI every 9 days. Most recently, 48 CFR by LawStack was updated on October 13, 2026 and CFR AI on October 15, 2026.

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