Best Legal Research Tool Apps

212+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated June 2026

If you already know Fastcase, this is the deeper bench. 212+ legal research tool apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Legal Research Tool

Fastcase#1

Fastcase by Fastcase

Editor's Choice
🔍 Reference
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.

Rocket Lawyer Legal & Law Help#2

Rocket Lawyer Legal & Law Help by Rocket Lawyer Incorporated

Law Advice, Document Templates
Strong Contender
📊 Productivity
4.9😊(16K ratings)
FreeAdsIn-App Purchases
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Access affordable legal services, create customized legal documents, and get advice from legal professionals. This app helps individuals and businesses protect their futures with easy-to-use tools and expert support.

What We Love

  • 👍 Easy to use
  • 🚀 Convenient for on-the-go legal needs
  • 💡 Helpful for small businesses
  • 🚀 Streamlined contract creation and signing

Room to Improve

  • 🐛 Buggy app performance
  • 🔒 Concerns about billing and cancellation issues
  • 👎 Unhelpful or slow response from support
Westlaw#3

Westlaw by Thomson Reuters

Worth Considering
🔍 Reference
2.4(120 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.

More Legal Research Tool apps to explore

4
Legal AI Assistant: Law Help
Legal AI Assistant: Law Help
Legal AI Assistant: Law Help
Solve all your legal doubts
Free

Get instant, AI-powered legal advice and guidance on various legal matters. Understand your rights, access legal information 24/7, and utilize study tools for law students or productivity features for legal professionals.

Instant AI-powered legal consultationsCoverage across major legal fields24/7 availability
📊 Productivity
(266)
free with in-app purchases
5
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
6
LegalShield, Law Firms On Call
LegalShield, Law Firms On Call
LegalShield, Law Firms On Call
by Pre-Paid Legal Services, Inc.
Free

Access legal support anytime, anywhere. Connect with your dedicated law firm for consultations, document preparation, and emergency assistance. Submit tickets and questionnaires directly through the app.

Direct call to law firmSnap ticket submission24/7 emergency assistance
💼 Business
(10K)
free
7
Clio for Law Firms and Lawyers
Clio for Law Firms and Lawyers
Clio for Law Firms and Lawyers
Work from anywhere.
Free

This app allows legal professionals to manage cases, clients, and billing remotely. It offers features for time tracking, secure client communication, document scanning, and in-person payment processing. Stay productive and profitable from anywhere with secure cloud storage and AI-powered assistance.

Remote case and client information accessBillable and non-billable time trackingSecure client communication
💼 Business
(8.6K)
freemium
8
HAQQ Legal AI
HAQQ Legal AI
HAQQ Legal AI
Legal AI for Everyone
Free
📊 Productivity
(1)
9
CARET Legal
CARET Legal
CARET Legal
Legal Practice Management
Free

Manage your legal practice on the go with this comprehensive mobile tool. Access case details, contacts, emails, tasks, notes, and time entries from anywhere. Streamline your workflow and stay organized while away from your desk.

Advanced Calendar SystemMatter Information AccessContact Management
💼 Business
(16)
free
10
Lexis®
Lexis®
Lexis®
by LexisNexis
Free

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
💼 Business
(5)
subscription
11
AI Legal Documents Generator
AI Legal Documents Generator
AI Legal Documents Generator
Draft Legal Documents & Forms
Free

Effortlessly generate a wide range of legal documents using advanced AI. Create contracts, agreements, wills, and more with customizable templates and expert guidance. Protect your business and personal affairs with secure, legally sound documents.

AI-powered document draftingCustomizable legal templatesEmployment contracts
💼 Business
(232)
free with in-app purchases
12
Legora
Legora
Legora
The future of legal work.
Free

Access powerful legal work tools on the go. Seamlessly review documents, get insights, and initiate tasks with an AI assistant, syncing instantly between mobile and web platforms. Designed for legal professionals needing speed and security anywhere.

AI Assistant threadsBrowse and query filesSummarize documents
📊 Productivity
(6)
free
13
JUDY - Legal Research Platform
JUDY - Legal Research Platform
JUDY - Legal Research Platform
AI-Powered Legal Research
Free

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
🔍 Reference
(3)
free
14
Law & Legal Terminology
Law & Legal Terminology
Law & Legal Terminology
Learn laws and legal terms
Free

This app provides a comprehensive dictionary of legal terms and definitions, explaining the specialized language used in law. It also covers the fundamental concepts of laws and regulations, aiding understanding for both legal professionals and the general public. Users can download or share images related to legal concepts.

Legal terminology definitionsExplanation of laws and regulationsDownloadable images
🔍 Reference
(1)
ad-supported
15
Vikk - AI Lawyer & Legal Help
Vikk - AI Lawyer & Legal Help
Vikk - AI Lawyer & Legal Help
Personal AI Legal Assistant
Free

Get instant legal answers and document analysis 24/7 with an AI assistant. Connect with legal professionals and utilize new audio features for a hands-free experience. State-specific advice and secure, encrypted communication are provided.

24/7 AI legal guidanceState-specific legal adviceDocument analysis via PDF upload
📊 Productivity
(423)
free with in-app purchases
16
Harvey
Harvey
Harvey
Work securely from anywhere.
Free

This business app allows professionals to work securely from anywhere, offering seamless access to documents and queries. It enables hands-free querying via dictation, document scanning, and real-time syncing across devices for enhanced productivity.

Secure remote workHands-free dictation queriesDocument scanning and upload
💼 Business
(20)
free
17
Vincent by Clio
Vincent by Clio
Vincent by Clio
Authority Anywhere
Free
💼 Business
(8)
18
Legal Dictionary
Legal Dictionary
Legal Dictionary
Law Definitions and Thesaurus
Free

Access over 14,500 legal terms with in-depth definitions and pronunciations from authoritative sources. This app is ideal for legal professionals, students, and anyone needing to understand complex legal language.

14,500+ legal terms13,500+ audio pronunciationsOffline content access
🔍 Reference
(1.2K)
free with in-app purchases
19
PAeDocket
PAeDocket
PAeDocket
by Supreme Court of Pennsylvania
Free

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
🔍 Reference
(190)
free
20
PocketLaw - Legal References
PocketLaw - Legal References
PocketLaw - Legal References
For Lawyers, Police, and more
Free

Access a comprehensive library of US State and Federal laws, statutes, and regulations. Features include offline access, full-text search, bookmarks, and highlights for quick reference.

State and Federal Law AccessOffline AccessRich Full-Text Search
🔍 Reference
(61)
free with in-app purchases