Best Case Law Research Apps

183+ iOS apps curated and reviewed

3.9 avg rating

19 free apps

Updated May 2026

Finding the right case law research apps can be overwhelming with so many options. We've analyzed 183+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Case Law Research Apps (May 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Fastcase	Free	2.4★ (72)	No	No	May 2026
2	Westlaw	Free	2.3★ (121)	No	No	Aug 2026
3	Justified - Police Case Law	Free	5.0★ (3)	No	Yes	May 2026
4	Lexis®	Free	3.8★ (5)	No	No	May 2026
5	JUDY - Legal Research Platform	Free	3.3★ (3)	No	Yes	Sep 2026
6	LawStack: CFR,USC,Statutes,Law	Free	4.7★ (378)	No	Yes	Sep 2026
7	PAeDocket	Free	2.7★ (190)	No	No	Aug 2026
8	Quimbee	Free	4.8★ (2.5K)	No	Yes	Sep 2026

Top Picks for Case Law Research

#1

Fastcase by Fastcase

Editor's Choice

2.4(72 ratings)

Free

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Access a comprehensive, free mobile law library containing cases and statutes from all 50 states and the federal government. Search by citation, keyword, or browse statute collections with smart search technology for relevant results. Save favorites and research history for on-the-go legal research.

#2

Westlaw by Thomson Reuters

Strong Contender

2.3(121 ratings)

Free

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Access a comprehensive legal research service on your mobile device. Continue research started elsewhere, anytime, anywhere, with features like WestSearch and KeyCite. Save documents for offline access and share them via email, print, or download.

#3

Justified - Police Case Law by Young Ventures, Inc.

Police Cop Relevant Case Law

Worth Considering

5.0(3 ratings)

FreeIn-App Purchases

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Access and review police case law instantly with AI-generated summaries. Search, filter, and save legal decisions for confident decision-making in the field or office. Stay updated with the latest legal rulings.

More Case Law Research apps to explore

Conduct comprehensive legal research on your mobile device. Access critical legal documents, annotate them offline, and stay organized with remote access to saved files. Ensure your research is current with integrated tools for quick and efficient results.

Offline document viewing and annotationInstant alert viewingRemote access to saved files

JUDY - Legal Research Platform

JUDY - Legal Research Platform

JUDY - Legal Research Platform

AI-Powered Legal Research

This platform provides a comprehensive law reporting service to support legal professionals. It aims to streamline legal research by digitizing and organizing case judgments from common law countries, particularly in Africa, where such resources are often fragmented or inaccessible. The goal is to reduce the time spent on research and improve access to legal precedent.

AI-powered legal researchDigitized case judgmentsLaw reporting service

LawStack: CFR,USC,Statutes,Law

LawStack: CFR,USC,Statutes,Law

LawStack: CFR,USC,Statutes,Law

Legal Code & Rules of Court

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

free with in-app purchases

by Supreme Court of Pennsylvania

Access publicly available court case information from magisterial district, common pleas, and appellate courts. Perform quick searches on your iPhone or iPad to retrieve basic and detailed case summaries.

Search public court casesAccess magisterial district court dataAccess common pleas court data

Legal study aids and bar prep

This platform offers comprehensive legal study aids and bar exam preparation resources for law students. It features extensive case briefs, engaging video lessons, practice exams, and quizzes designed for efficient and effective learning.

Case briefs databaseVideo lessonsEssay practice exams

free with in-app purchases

Law School Boost

Law School Boost

Law School Boost

Best Law School & Bar Prep App

This app uses AI and science-backed methods to personalize your law school and bar exam study. It offers flashcards, real-world scenarios, and visual aids to improve comprehension and retention, helping you study more efficiently.

AI-driven personalized study plansScience-enhanced learning engineVisual learning aids (illustrations, flowcharts)

free with in-app purchases

State Statute & Federal Law

State Statute & Federal Law

State Statute & Federal Law

Laws, Codes, Rules & Statutes

Access a comprehensive collection of state and federal laws, codes, and statutes. This app offers offline access, search functionality, and bookmarking for easy navigation and retrieval of legal information. It is designed for legal professionals and law enforcement.

Offline access to lawsSearchable legal databaseBookmark and favorite laws

free with in-app purchases

Case Viewer: find & read cases

Case Viewer: find & read cases

Case Viewer: find & read cases

Fast, focused legal reading

Access and read judicial opinions quickly on iOS and macOS. This app enhances legal content with AI-powered tools like tables of contents and annotations, offering a streamlined experience for case navigation.

Fast case retrievalEnhanced opinion formattingAI-powered tables of contents

free with in-app purchases

Law360 Legal News & Analysis

Law360 Legal News & Analysis

Law360 Legal News & Analysis

by Portfolio Media Inc

Stay informed with comprehensive legal news and analysis covering lawsuits, regulations, legislation, and industry trends. Access expert insights and law firm profiles to maintain a competitive advantage in the legal field.

Daily legal news and analysisCoverage of lawsuits and regulationsReporting on legislation and mergers

AI-Powered Case Management

This AI-powered system helps law enforcement reduce administrative work by analyzing case files and generating detailed reports. It offers smart organization, accurate transcription, and seamless collaboration features. Try it free to simplify report writing.

Smart organization of case filesAI-powered transcription of interviews and statementsAI-generated narrative and supplement reports

free with in-app purchases

Case Law - Pro Cop

Case Law - Pro Cop

Case Law - Pro Cop

Law Enforcement US Cop

Access essential legal information for law enforcement, covering various topics like Miranda warnings and search procedures. Search case law by keyword, save important cases, and listen to audio summaries. This app provides offline access to up-to-date content for quick reference.

Searchable case law topicsOffline accessKeyword search

Lexis+® Mobile

This app provides on-the-go access to comprehensive legal research resources, including primary law, editorial analysis, and citation services. It allows legal professionals to conduct research quickly and efficiently from their mobile devices, ensuring they can access trusted authority anytime, anywhere.

Comprehensive primary law accessEditorial analysisShepard’s® Citation Service

Attorney's Briefcase

Attorney's Briefcase

Attorney's Briefcase

by Attorney's BriefCase

This legal research tool provides comprehensive California law information, including case briefs, statutes, and expert commentary. Access full case texts, cross-referenced statutes, and concise summaries for efficient legal analysis. Available via subscription on multiple platforms.

California legal research systemCase briefs and statutory enactmentsExtensive quotations from cases

Taxmann.com Research

Taxmann.com Research

Taxmann.com Research

Taxmann Research & News App

Access real-time news and expert analysis on tax and corporate laws. Explore a comprehensive database for research on various Indian legal and financial domains. Stay updated with verified statutory and judiciary updates.

Real-time tax and corporate law newsExpert opinions and analysisExtensive legal research database

AI Lawyer - Law Help

AI Lawyer - Law Help

AI Lawyer - Law Help

Best AI Assistant for Legal

This app provides clear, easy-to-understand definitions of legal concepts and terms. It features an audio option for pronunciation and detailed explanations to help users grasp complex legal jargon. Ask the AI any law-related question for quick assistance.

Clear legal definitionsAudio pronunciation for termsDetailed explanations of jargon

free with in-app purchases

NY Laws, New York State Law

NY Laws, New York State Law

NY Laws, New York State Law

NY Code Law Title & Statutes

Access New York State laws and statutes offline with features like custom notes, highlighting, and bookmarks. Easily search, email articles, and print content. Ideal for legal professionals, students, and anyone interested in New York law.

Complete offline accessCustom notes and highlightingCustomized bookmarks

free with in-app purchases

Juris: Learn The Law

Juris: Learn The Law

Juris: Learn The Law

Legal Study & Quiz Aid

This gamified study aid helps law students and enthusiasts master legal concepts through interactive modules and progress tracking. It offers various legal subjects, hints, and customization options to enhance the learning experience.

Gamified legal study aidInteractive modules for legal conceptsProgress tracking with 'Bar Readiness'

free with in-app purchases

FAQ about Case Law Research

What are the best case law research apps for iPhone?

Fastcase tops our case law research apps ranking as of May 2026, with a 2.4-star average from 72 App Store ratings, and it's free to download.

Are there free case law research apps for iPhone?

Yes — 19 of the top case law research apps we rank are free to download, including Fastcase and Westlaw.

Does Fastcase have ads or in-app purchases?

Fastcase has no ads and has no in-app purchases, according to its App Store listing as of May 2026.

How many case law research apps are on the App Store?

We track 183+ case law research apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.

What does the Fastcase app do?

The Fastcase app provides a free, comprehensive mobile law library. It allows users to search and browse cases and statutes from all 50 U.S. states and the federal government. The app utilizes smart search technology to deliver relevant results quickly.

What are the key features of the Fastcase app?

Key features include a free, searchable library of American cases and statutes, multiple search options (keyword, natural language, citation), the ability to browse statutes, customizable and sortable search results, saving favorite documents, and an integrated research history. Results are updated daily.