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Best 49 Cfr Lookup Reference Apps

192+ iOS apps curated and reviewed

4.0 avg rating
19 free apps
Updated July 2026

Every iPhone needs a few good 49 cfr lookup reference apps. We benchmark 192+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top 49 Cfr Lookup Reference Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
149 CFR Lookup Reference49 CFR Lookup Reference$19.99——NoJul 2026
2Intelius SearchIntelius SearchFree4.5★ (10K)NoYesJul 2026
3ICD10 ConsultICD10 ConsultFree4.8★ (14K)YesYesJul 2026
4LawStack: CFR,USC,Statutes,LawLawStack: CFR,USC,Statutes,LawFree4.7★ (367)YesYesJul 2026
5WhoU - Reverse Phone LookupWhoU - Reverse Phone LookupFree5.0★ (1)NoYesMay 2026
6ZIP Code Lookup & SearchZIP Code Lookup & SearchFree4.8★ (334)NoNoJul 2026
749 CFR - Transportation (LawStack Series)49 CFR - Transportation (LawStack Series)Free1.0★ (1)NoYesMay 2026
8Housecall Pro: Field ServiceHousecall Pro: Field ServiceFree4.6★ (28K)NoYesJul 2026

Top Picks for 49 Cfr Lookup Reference

Intelius Search#2

Intelius Search by Pubrec, LLC

Intelius Search
Strong Contender
🔍 Reference
4.5😐(10K ratings)
FreeIn-App Purchases
#98in Reference
Intelius Search screenshot 1
Intelius Search screenshot 2
Intelius Search screenshot 3
Intelius Search screenshot 4

Access public records instantly with this app. Search by address, phone, or email to uncover details like owner information, location history, and property data. Get the information you need without extensive online searching.

What We Love

  • 🚀 Accurate and comprehensive information
  • 👍 Easy to navigate interface
  • 🔒 Useful for safety and security
  • 🔍 Helpful in finding lost friends and family

Room to Improve

  • 🐛 Inaccurate or outdated information
  • 💰 Expensive subscription and per-report fees
  • 🔒 Privacy concerns with extensive personal details
ICD10 Consult#3

ICD10 Consult by Evan Schoenberg, M.D.

Smart, quick medical coding
Worth Considering
🏥 Medical
4.8😊(14K ratings)
FreeAdsIn-App Purchases
ICD10 Consult screenshot 1
ICD10 Consult screenshot 2
ICD10 Consult screenshot 3
ICD10 Consult screenshot 4
ICD10 Consult screenshot 5
ICD10 Consult screenshot 6

Access a comprehensive and current ICD-10-CM medical coding resource with flexible, natural language search. This app simplifies coding by understanding synonyms, acronyms, and variations in terminology, and allows for custom notes and quick access to frequently used codes.

What We Love

  • 👍 Easy to use
  • 🚀 Efficient search and lookup
  • 📚 Comprehensive ICD-10 code database
  • 🕰️ Time-saving for medical professionals

Room to Improve

  • 🔍 Lack of code descriptions in recent updates
  • 💸 Expensive subscription model
  • 📢 Disruptive ads in paid version

More 49 Cfr Lookup Reference apps to explore

4
LawStack: CFR,USC,Statutes,Law
LawStack: CFR,USC,Statutes,Law
LawStack: CFR,USC,Statutes,Law
Legal Code & Rules of Court
Free

Access and search federal and state legal codes, rules, and statutes offline. Download essential legal documents to your device and subscribe to pro modules for expanded content. Request new titles to be added.

Offline access to downloaded titlesFull-text searchBookmarks
🔍 Reference
(367)
free with in-app purchases
5
WhoU - Reverse Phone Lookup
WhoU - Reverse Phone Lookup
WhoU - Reverse Phone Lookup
Phone number lookup app
Free

Identify unknown callers and texters by performing a reverse phone number lookup. This app searches public databases to reveal line type, carrier, and area information for any number.

Reverse phone number lookupReveal line type and carrierIdentify scammers and telemarketers
🔧 Utilities
(1)
free with in-app purchases
6
ZIP Code Lookup & Search
ZIP Code Lookup & Search
ZIP Code Lookup & Search
Find and locate ZIP codes.
Free

Easily find US ZIP codes by street address, city and state, or your current location. Get detailed information including county for any ZIP code. This free utility helps you quickly identify postal codes across all 50 states.

Find ZIP code by street addressFind ZIP code by city and stateFind ZIP code by current location
🔧 Utilities
(334)
free
7
49 CFR - Transportation (LawStack Series)
49 CFR - Transportation (LawStack Series)
49 CFR - Transportation (LawStack Series)
by Tekk Innovations LLC
Free

Access the complete Title 49 Code of Federal Regulations (CFR) - Transportation offline. Features include bookmarking, highlighting, note-taking, and full-text search. Share sections via email with colleagues.

Complete Title 49 CFR - TransportationOffline accessCustom bookmarks, highlighting, and notes
🔍 Reference
(1)
free with in-app purchases
8
Housecall Pro: Field Service
Housecall Pro: Field Service
Housecall Pro: Field Service
Quote, Estimate, Invoice App
Free

Manage your home services business efficiently with this field service management platform. Streamline scheduling, customer communication, invoicing, and payments to save time and grow your business.

Scheduling and dispatchingCustomer communication toolsOnline booking capabilities
💼 Business
(28K)
subscription
9
48 CFR by LawStack
48 CFR by LawStack
48 CFR by LawStack
Federal Acquisition Reg System
Free

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.

Complete offline accessFull-text searchCustom bookmarks and highlighting
🔍 Reference
(2)
free with in-app purchases
10
14 CFR by LawStack
14 CFR by LawStack
14 CFR by LawStack
Aeronautics and Space
Free

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.

Complete Title 14 CFR offlineIncludes tables and imagesCustom bookmarks and highlighting
🔍 Reference
(7)
free with in-app purchases
11
AddressFinder - Zipcode Lookup
AddressFinder - Zipcode Lookup
AddressFinder - Zipcode Lookup
Time zone / Address / Zipcode
Free

Easily find full addresses, zip codes, and time zone information for any location by dragging the map or inputting coordinates. You can also retrieve location data from geo-tagged photos. The app is free to use, with an optional subscription to remove ads.

Find full address from mapGet zip code/postal codeView time zone and local time
🗺️ Navigation
(203)
free with in-app purchases
12
FastField: Field Service Forms
FastField: Field Service Forms
FastField: Field Service Forms
The Leader in Mobile Forms!
Free

This app provides mobile access to custom forms, eliminating paper and reducing manual input errors. Create and deploy forms in minutes without technical expertise, collecting richer data in real-time from smartphones and tablets, even offline.

Create custom forms without technical expertiseDeploy forms to mobile workforce instantlyCollect data in real-time
💼 Business
(16K)
free
13
USPS Mobile®
USPS Mobile®
USPS Mobile®
by United States Postal Service
Free

Manage your mail and packages on the go. Track shipments, calculate postage, find nearby postal locations, and schedule pickups. Access digital mail previews and request mail holds for convenient postal services.

Track shipmentsCalculate shipping pricesFind Post Office locations
💼 Business
(1.6M)
free
14
GeniusLex: U.S. Code & CFR
GeniusLex: U.S. Code & CFR
GeniusLex: U.S. Code & CFR
Smarter Legal Research
Free

This app automates tedious legal research tasks, allowing users to focus on analysis. It provides instant definitions for defined terms, cross-links between code provisions and regulations, and offline search capabilities.

Automated defined term identificationContext-specific definition previewsCross-links between code and regulations
🔍 Reference
(29)
free with in-app purchases
15
26 CFR by LawStack
26 CFR by LawStack
26 CFR by LawStack
Internal Revenue
Free

Access the complete Title 26 Code of Federal Regulations, Internal Revenue, offline. This app offers a free trial, with full access available via in-app purchase. Features include bookmarks, highlighting, notes, and advanced search capabilities.

Offline accessIn-app purchase for full contentCustom bookmarks and highlighting
🔍 Reference
(1)
free with in-app purchases
16
46 CFR - Shipping (LawStack Series)
46 CFR - Shipping (LawStack Series)
46 CFR - Shipping (LawStack Series)
by Tekk Innovations LLC
Free

Access the complete Title 46 Code of Federal Regulations (CFR) for Shipping. This app offers offline access, full-text search, and the ability to add bookmarks, highlights, and notes. Share content easily with colleagues.

Complete Title 46 CFR Shipping regulationsOffline accessFull-text search
🔍 Reference
(4)
free with in-app purchases
17
QuoteIQ: Contractor CRM
QuoteIQ: Contractor CRM
QuoteIQ: Contractor CRM
Field Service CRM & Invoicing
Free

This app provides field service management tools for contractors, including CRM, invoicing, scheduling, and quoting features. It helps streamline operations, manage clients, and improve business insights for home service trades.

CRM & Client ManagementEstimates & InvoicingScheduling & Dispatch
💼 Business
(3.2K)
free with in-app purchases
18
iPostal1
iPostal1
iPostal1
by USZoom, LLC
Free

Access a digital version of your physical mail and packages from anywhere, 24/7. Choose a real street address for business or personal use and manage your mail with options to forward, scan, shred, or discard.

Digital mailbox accessReal street addressesMail forwarding
📊 Productivity
(1.1K)
subscription
19
Informed Delivery® Mobile
Informed Delivery® Mobile
Informed Delivery® Mobile
by United States Postal Service
Free

Preview your mail and packages before they arrive with daily notifications. See grayscale images of letter-sized mail and get USPS tracking updates for packages. Interact with digital content linked to your mail.

Mail and package previewDaily digest notificationsGrayscale mail images
💼 Business
(287)
free
20
Fill and Sign Documents: eSign
Fill and Sign Documents: eSign
Fill and Sign Documents: eSign
eSign Signature Maker & Editor
Free

This app allows users to fill out, sign, and manage PDF documents digitally. It supports creating electronic signatures, requesting signatures from others, and securely storing signed contracts with audit trails. Users can also scan documents and convert them into editable digital files.

Fill PDF formsCreate digital signaturesRequest e-signatures
📊 Productivity
(4.7K)
free with in-app purchases

FAQ about 49 Cfr Lookup Reference

Are there free 49 cfr lookup reference apps for iPhone?
Yes — 19 of the top 49 cfr lookup reference apps we rank are free to download, including Intelius Search and ICD10 Consult.
49 CFR Lookup Reference has no in-app purchases, according to its App Store listing as of July 2026.
We track 192+ 49 cfr lookup reference apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.