Comparison

Dictionary and Thesaurus Pro vs Advanced Dictionary

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

Head to head
About

Dictionary and Thesaurus Pro

Access a comprehensive offline dictionary and thesaurus with extensive content in multiple languages. Explore definitions, synonyms, and specialized dictionaries for various fields. Enjoy an ad-free experience with features like word games and instant lookups.

Highlights
  • Ad-free experience
  • Offline English dictionary and thesaurus
  • Offline dictionaries in 13 languages
  • Offline translations to over 40 languages
  • Specialty dictionaries (Medical, Legal, etc.)
  • Word games and daily content
  • Instant word lookup from other apps
Features
Currently charting
Read full description

Get the world's most comprehensive ad-free dictionary and thesaurus with extensive offline dictionary content and synonyms. Dictionary Pro is the premium version of The Free Dictionary app, featuring: * No ads. * A comprehensive English offline dictionary and offline thesaurus. * Offline dictionaries in 13 other languages. * Offline translations of English into more than 40 languages. * Dozens of other offline translation options. Rated #1 app in the App Store in the paid reference category in 109 countries 2011–2019 (Source: http://www.appannie.com/apps/ios/app/492085918/app-ranking/#device=iphone&type=best-ranks) Plus TheFreeDictionary's classic app content: * Find every word you search for. Get results from trusted sources: Webster's Dictionary Roget's Thesaurus The American Heritage Dictionary + More than 100 dictionaries and encyclopedias from these top publishers: McGraw-Hill Houghton Mifflin HarperCollins Random House Elsevier + More! * Learn the word. Clear definitions, example sentences, etymologies, illustrations, and more. * Learn how to say it. Play audio pronunciations and hear it pronounced. * Learn something new. Word of the Day and other fresh daily content. * Find the perfect synonym fast. East-to-use Thesaurus with synonyms, antonyms, and related words. * Explore topics in-depth. Multiple specialty dictionaries and encyclopedias: Medical Legal Science Financial Idioms Acronyms and Abbreviations + More! * Watch idioms in action. View idioms videos inside the app and see idioms and slang explained. * Play word games. Spelling Bee, Hangman, and more. * Access dictionaries in 13 other languages, including: Spanish French German Italian Portuguese Russian Chinese + More! What makes Dictionary Pro the most user-friendly dictionary app? * Instantly look up words in apps or webpages! Just highlight the word you want to look up, tap "Share," then tap "More" in the bottom menu and turn on the "Define" option. You will then see a "Define" icon in the menu. Tap it to see the definition of the highlighted word! * Voice search. Just say the word to look it up. * Advanced Search options. * Look up the definition of any word on the page. Just highlight and tap "Definition." * Save bookmarks with one tap and sync them to all your devices. * Customize your homepage: Move, add, or remove articles, games, even local weather. * Jump to Definition, Thesaurus, or Translations with one button. * Navigate the app in more than a dozen languages with the multilingual interface. * Adjust font size. * Share your favorite definitions and articles via social networks, email, or text. EXCLUSIVE * Earn meals for hungry children through The Free Dictionary's partnership with the World Food Program—just by using the app! Not convinced? Read our reviews to see why our users say this is the best dictionary app they've ever used. How do we do it? Farlex is a leader in dictionary apps. We work with the best publishers to bring together trusted content in the most comprehensive, authoritative dictionary apps on the market. Find our other apps by searching "Dictionary by Farlex" in the App Store. * For app developers: The Free Dictionary app can be accessed by other apps with API calls (Contact Farlex for instructions).

About

Advanced Dictionary

Enhance your English with a comprehensive vocabulary and grammar resource. Access over 150,000 examples, learn key word lists, and improve pronunciation with British and American English audio. Write and speak more fluently with integrated thesaurus and collocation tools.

Highlights
  • Complete vocabulary and grammar resource
  • 150,000+ corpus-based examples
  • Communication 9000 and top word lists
  • British and American English pronunciation
  • Integrated Thesaurus and Collocations Dictionary
  • Offline access after initial setup
Features
Read full description

Advanced Dictionary LDOCE 6th is the best Dictionary free app with complete vocabulary and grammar resource that will enhance your learning of English. ● Support for iPhone, iPod and iPad. ● Require iOS 13.0 above - Improve your English with the full content of the dictionary at your fingertips, with integrated Grammar, Thesaurus, and Collocations Dictionary. - Over 150,000 corpus-based examples of natural English show words in context and how English is really used. - The Communication 9000 – helps you learn them first. - Top 3000 spoken words. - Top 3000 written words. ● Write and speak fluently - Learn word combinations to use the correct words together. - Helps you improve your writing by using more precise and high level words. ● Improve your grammar - Avoid making common mistakes and get extra help with grammar patterns and using the correct tenses. ● Improve your pronunciation - All headwords pronounced in both British and American English Main Features: ● Support full content of word. ● Search engine very fast and suggested words ● Write your note on the word ● Creat new group for words ● Speech in search helps you with spelling as you look for words ● History to help you find recently viewed for words ● Bookmark your favorite words ● Word-of-the-Day update everyday ● Easy to use and easy to understand ● Can use offline after remove ads and has loaded content before.

Screenshots

Dictionary and Thesaurus Pro4 screens
Advanced Dictionary4 screens

Verdict

The call

The clearest difference is in-app purchases: Dictionary and Thesaurus Pro at none against Advanced Dictionary's 1. Dictionary and Thesaurus Pro also leads on ads (none vs shown) and ratings volume (2.6K vs 25). On rating, review sentiment, update cadence and monetization model 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

Dictionary and Thesaurus Pro costs $9.99 and Advanced Dictionary $14.99 up front. Advanced Dictionary sells 1 one-off in-app purchase. Dictionary and Thesaurus Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Dictionary and Thesaurus Pro against 4.9 for Advanced Dictionary. That said, the two scores are not equally well evidenced: Dictionary and Thesaurus Pro has 2.6K ratings behind it against 25, so its average is the more settled of the two. Written reviews are what separate them: 87% of Dictionary and Thesaurus Pro's written reviews are positive against 91% of Advanced Dictionary's.

UpkeepUpdate frequency

Dictionary and Thesaurus Pro ships an update every 4 months, Advanced Dictionary every 6 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 6 level
Dictionary and Thesaurus Pro versus Advanced Dictionary: the parameters behind the verdict, then further details
ParameterDictionary and Thesaurus ProAdvanced Dictionary
Price$9.99 — better$14.99
Rating4.9 (2.6K ratings)4.9 (25 ratings) — better
Positive reviews86.6% of reviews90.9% of reviews — better
Number of ratings2.6K — better25
Update frequencyEvery 4 months — betterEvery 6 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidPaid
Best chart rank#115 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size22 MB379 MB
Age rating4+4+
DeveloperFarlex, Inc.Nguyen Thi Hoai Thu

Customer experience

Dictionary and Thesaurus Pro

All ratings2,560 ratings
Positive97.0%
Neutral1.1%
Negative1.9%
Written reviews469 reviews
Positive86.6%
Neutral2.8%
Negative10.7%

Advanced Dictionary

All ratings25 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive90.9%
Neutral0.0%
Negative9.1%

Bugs and requests

Dictionary and Thesaurus Pro

Reported bugs

3 issues
  • Search function sometimes fails to load definitions
  • Offline mode has fewer word entries than online
  • Occasional sync issues between online and offline data

Requested features

4 requests
  • Add more language dictionaries
  • Improve thesaurus with more synonyms and antonyms
  • Implement flashcard or vocabulary building features
  • Allow users to save custom word lists

Advanced Dictionary

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Dictionary and Thesaurus Pro

No in-app purchases

1 purchases

Advanced Dictionary

One-time1
  • Offline and Remove Ads$8.99

Questions

Is Dictionary and Thesaurus Pro free?
Dictionary and Thesaurus Pro costs $9.99, with no in-app purchases.
Is Advanced Dictionary free?
Advanced Dictionary costs $14.99, and also offers in-app purchases.
Which has better reviews, Dictionary and Thesaurus Pro or Advanced Dictionary?
Advanced Dictionary is rated higher. Dictionary and Thesaurus Pro averages 4.9 out of 5 from 2.6K ratings, while Advanced Dictionary averages 4.9 from 25 ratings.
Do Dictionary and Thesaurus Pro or Advanced Dictionary have ads?
Advanced Dictionary shows ads; Dictionary and Thesaurus Pro does not.
Which is updated more often, Dictionary and Thesaurus Pro or Advanced Dictionary?
Dictionary and Thesaurus Pro ships an update every 4 months, and Advanced Dictionary every 6 months. Most recently, Dictionary and Thesaurus Pro was updated on October 27, 2026 and Advanced Dictionary on October 24, 2026.

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