Comparison

Black’s Law Dictionary 10th Ed vs Law Dictionary & U.S Code

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

Head to head
About

Black’s Law Dictionary 10th Ed

This comprehensive legal dictionary provides over 50,000 terms, including new definitions and early usage dates. It offers pronunciation guidance, audio pronunciations for thousands of terms, and enhanced linking for easy navigation. The app also features a spell checker and the ability to define words within definitions.

Highlights
  • Over 50,000 legal terms
  • Audio pronunciations for 7,000+ terms
  • Earliest usage dates provided
  • Spell checker with suggestions
  • Define words within definitions
  • Enhanced linking and cross-references
  • Word of the Day feature
Features
Read full description

For more than a century, Black’s Law Dictionary® has been the gold standard for the language of law. Today, it’s the most widely cited law book in the world. By Editor in Chief Bryan A. Garner, the 10th Edition is the most comprehensive law dictionary ever published. It contains more than 50,000 terms, including more than 16,000 new definitions. Features • More than 50,000 terms, including 7,500 more terms than the 9th Edition • More than twice as many sources quoted and cited than the 9th Edition • Earliest usage dates in English-language contexts provided for nearly all terms – the only legal dictionary with this feature • More than 1,000 definitions of law-related abbreviations and acronyms • Trusted authority – every term has been reviewed for accuracy by nearly 300 attorneys from across the country • Pronunciation guidance, including audio pronunciations for over 7,000 terms • Thoroughly reviewed and edited Latin maxims, with 900 new maxims added New in the 10th Edition • “Did You Mean” search functionality o spell checker functionality provides alternative suggestions for misspelled search terms • Define in Black’s o define words within definition text by selecting a word and tapping Define in Black’s • Enhanced linking o link to subentries and cross-references from a search result, within a definition, and between definitions o link to Westlaw® content via the WestlawNext® iPad® app • Word of the Day o audio pronunciation available on all Word of the Day entries o link to full definition from Word of the Day tab o history slider on Word of the Day tab provides quick navigation to previous Word of the Day entries • History o track viewed definitions and sort by date or alphabetical order • Intuitive structure, formatted for easy reading and navigation

About

Law Dictionary & U.S Code

Access a comprehensive legal dictionary, the full U.S. Code and Constitution, landmark cases, and the latest legal news. Stay informed on court rulings and legislative changes with an intuitive interface.

Highlights
  • Comprehensive law dictionary
  • Full U.S. Code and Constitution
  • Landmark legal cases
  • Latest legal news and blogs
  • User-friendly interface
  • Searchable legal content
Features
Read full description

Law Dictionary & U.S. Codes: Your Ultimate Legal Reference Stay informed with comprehensive legal knowledge and the latest law news in one powerful app! Law Dictionary & U.S. Codes is your go-to source for real-time legal updates, a comprehensive legal dictionary, significant U.S. legal cases, and easy access to the complete U.S. Code and Constitution. Key Features: Latest Legal News: Get up-to-date law blogs and news from top legal sources like Jurist and Reuters. Stay current with court rulings, legislative changes, and major legal events, all tailored to your interests. Comprehensive Law Dictionary: Access clear definitions from Black's Law Dictionary, 2nd Edition, the most authoritative legal dictionary in the U.S. Quickly understand complex legal terms, whether you're a law student or a professional. Landmark Legal Cases: Explore key U.S. cases that shaped the legal system. Learn about the facts, arguments, and historical impact of these significant rulings. U.S. Code & Constitution: Access the full text of the U.S. Code and the U.S. Constitution. Easily search and reference specific laws, amendments, and sections for research or study. User-Friendly Design: Navigate effortlessly through a sleek, intuitive interface. Whether you're a legal professional or just interested in the law, the app is designed to give you fast, easy access to essential information. Why Choose Law Dictionary & U.S. Codes? Trusted legal information from Black's Law Dictionary (2nd ed.), now in the public domain. An invaluable tool for legal professionals, students, and anyone interested in U.S. law. Free to download and use! Disclaimer: This app is for informational purposes only and does not provide legal advice. For legal counsel, please consult a qualified attorney. Icons by Nikita Golubev, Smashicons, and Freepik. Legal case details are sourced from Wikipedia. Have suggestions or need help? Contact us at myappsdailyinfo@gmail.com.

Screenshots

Black’s Law Dictionary 10th Ed4 screens
Law Dictionary & U.S Code4 screens

Verdict

The call

The clearest difference is price: Law Dictionary & U.S Code at Free against Black’s Law Dictionary 10th Ed's $54.99. Law Dictionary & U.S Code also leads on update cadence (every 3 months vs every 10 months). Black’s Law Dictionary 10th Ed's advantage is ads (none vs shown) and ratings volume (23 vs 4). On rating, review sentiment, in-app purchases and device support 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

Law Dictionary & U.S Code is free to download; Black’s Law Dictionary 10th Ed costs $54.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Law Dictionary & U.S Code holds the better App Store score, 3.0 against 2.8. That said, the two scores are not equally well evidenced: Black’s Law Dictionary 10th Ed has 23 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 48% of Black’s Law Dictionary 10th Ed's written reviews are positive against 50% of Law Dictionary & U.S Code's.

UpkeepUpdate frequency

Black’s Law Dictionary 10th Ed ships an update every 10 months, Law Dictionary & U.S Code every 3 months. The most recent releases landed on October 21, 2026 and October 8, 2026 respectively.

Scorecard6 real differences · 4 level
Black’s Law Dictionary 10th Ed versus Law Dictionary & U.S Code: the parameters behind the verdict, then further details
ParameterBlack’s Law Dictionary 10th EdLaw Dictionary & U.S Code
Price$54.99Free — better
Rating2.8 (23 ratings)3.0 (4 ratings) — better
Positive reviews48.1% of reviews50.0% of reviews — better
Number of ratings23 — better4
Update frequencyEvery 10 monthsEvery 3 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size121 MB28 MB
Age rating+49+
DeveloperThomson ReutersShahzad Ahsan

Customer experience

Black’s Law Dictionary 10th Ed

All ratings23 ratings
Positive39.1%
Neutral8.7%
Negative52.2%
Written reviews27 reviews
Positive48.1%
Neutral7.4%
Negative44.4%

Law Dictionary & U.S Code

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Black’s Law Dictionary 10th Ed

No in-app purchases

None

Law Dictionary & U.S Code

No in-app purchases

Questions

Is Black’s Law Dictionary 10th Ed free?
Black’s Law Dictionary 10th Ed costs $54.99, with no in-app purchases.
Is Law Dictionary & U.S Code free?
Law Dictionary & U.S Code is free to download, with no in-app purchases.
Which has better reviews, Black’s Law Dictionary 10th Ed or Law Dictionary & U.S Code?
Law Dictionary & U.S Code is rated higher. Black’s Law Dictionary 10th Ed averages 2.8 out of 5 from 23 ratings, while Law Dictionary & U.S Code averages 3.0 from 4 ratings.
Do Black’s Law Dictionary 10th Ed or Law Dictionary & U.S Code have ads?
Law Dictionary & U.S Code shows ads; Black’s Law Dictionary 10th Ed does not.
Which is updated more often, Black’s Law Dictionary 10th Ed or Law Dictionary & U.S Code?
Black’s Law Dictionary 10th Ed ships an update every 10 months, and Law Dictionary & U.S Code every 3 months. Most recently, Black’s Law Dictionary 10th Ed was updated on October 21, 2026 and Law Dictionary & U.S Code on October 8, 2026.

Other comparisons