Comparison

Collins Dictionary & Thesaurus 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

Collins Dictionary & Thesaurus

Access a comprehensive English language reference with over 500,000 dictionary entries and 377,000 thesaurus entries. Features include advanced search tools, customizable themes, and vocabulary building aids.

Highlights
  • Extensive dictionary with 500,000+ entries
  • Large thesaurus with 377,000+ entries
  • Advanced search tools (autocomplete, keyword, camera, voice)
  • Spelling correction and wildcard search
  • Customizable themes and layout
  • Vocabulary learning tools (Favorites, Word-of-the-day)
  • Share word discoveries
Features
Read full description

This app bundles the Collins English Dictionary Complete & Unabridged and the Collins Thesaurus of the English Language in one complete language and reference solution. With more than 500,000 entries, the dictionary features the latest vocabulary based upon Collins’ 2.5 billion word database, complete with 6,000 biographical entries, key expressions and example sentences. Usage notes provide advice on using the right word in the right place, while cultural notes on life and language accompany thousands of etymologies that trace the roots of modern English. The thesaurus, with over 377,000 entries, lets you find key synonyms for each sense, offering the most accurate alternative language. Opposites provide you with another way of expressing yourself, along with a wide range of Idioms and included phrases. Illustrative examples from real English show how the entry word is used, while the 550 subject word lists add an extra dimension to your vocabulary. LATEST APP UPDАТES:  • Learn in style with any of the four colorful new themes – The colorful layout will turn your learning experience into an enjoyable routine. Customize your dictionary and benefit from the cheerful mood your favorite color brings you.  • Dive right into the intricacies of the language - With new and convenient Home page, sleeker and more intuitive visual layout, as well as innovations in the speed of searches, you can get to the desired entry faster than ever.   SEARCH TOOLS - quickly find words with the clear, functional, and easy-to-use interface. Designed to provide the most comprehensive search experience, the dictionary combines several search tools to match or predict what are you looking for, including:  • Search autocomplete helps you find words quickly by displaying predictions as you type.  • Keyword lookup allows you to search within compound words and phrases.  • Camera search looks up words in the camera viewfinder and displays results in seconds.  • Voice search helps you find an entry when you don’t know how a word is spelled. Looking for a specific word but don't know how it's spelled? We've got you covered with our automatic ‘Fuzzy filter’ to correct word spelling, as well as ‘Wild card’ ('*' or '?') to replace a letter or entire parts of a word. LEARNING TOOLS - engaging features that help you further enhance your vocabulary. Designed to give you freedom to structure your studies, the dictionary combines several learning tools to help you be more organized, including:  • ‘Favorites’ that allow you to create custom folders with lists of words.  • Recent list which helps you to easily review looked-up words.  • Swipe-to-delete functionality in the Recent and Favorites menus.  • Word-of-the-day option to teach you a new word every day. Feel excited by the new word or definition you just learned? Share your discovery with friends on social media, email or any other option available on your device.

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

Collins Dictionary & Thesaurus4 screens
Advanced Dictionary4 screens

Verdict

The call

The clearest difference is price: Advanced Dictionary at $14.99 against Collins Dictionary & Thesaurus's $39.99. Advanced Dictionary also leads on rating (4.9 vs 4.6) and review sentiment (91% vs 70%). Collins Dictionary & Thesaurus's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, monetization model 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

Collins Dictionary & Thesaurus costs $39.99 and Advanced Dictionary $14.99 up front. Advanced Dictionary sells 1 one-off in-app purchase. Collins Dictionary & Thesaurus asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Advanced Dictionary holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 94 and 25 respectively. Written reviews point the same way: 70% of Collins Dictionary & Thesaurus's written reviews are positive against 91% of Advanced Dictionary's.

UpkeepUpdate frequency

Collins Dictionary & Thesaurus ships an update every 9 months, Advanced Dictionary every 6 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard7 real differences · 3 level
Collins Dictionary & Thesaurus versus Advanced Dictionary: the parameters behind the verdict, then further details
ParameterCollins Dictionary & ThesaurusAdvanced Dictionary
Price$39.99$14.99 — better
Rating4.6 (94 ratings)4.9 (25 ratings) — better
Positive reviews69.7% of reviews90.9% of reviews — better
Number of ratings94 — better25
Update frequencyEvery 9 monthsEvery 6 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size98 MB379 MB
Age rating4+4+
DeveloperMobiSystems, Inc.Nguyen Thi Hoai Thu

Customer experience

Collins Dictionary & Thesaurus

All ratings94 ratings
Positive89.4%
Neutral5.3%
Negative5.3%
Written reviews152 reviews
Positive69.7%
Neutral7.9%
Negative22.4%

Advanced Dictionary

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

In-app purchases

None

Collins Dictionary & Thesaurus

No in-app purchases

1 purchases

Advanced Dictionary

One-time1
  • Offline and Remove Ads$8.99

Questions

Is Collins Dictionary & Thesaurus free?
Collins Dictionary & Thesaurus costs $39.99, with no in-app purchases.
Is Advanced Dictionary free?
Advanced Dictionary costs $14.99, and also offers in-app purchases.
Which has better reviews, Collins Dictionary & Thesaurus or Advanced Dictionary?
Advanced Dictionary is rated higher. Collins Dictionary & Thesaurus averages 4.6 out of 5 from 94 ratings, while Advanced Dictionary averages 4.9 from 25 ratings.
Do Collins Dictionary & Thesaurus or Advanced Dictionary have ads?
Advanced Dictionary shows ads; Collins Dictionary & Thesaurus does not.
Which is updated more often, Collins Dictionary & Thesaurus or Advanced Dictionary?
Collins Dictionary & Thesaurus ships an update every 9 months, and Advanced Dictionary every 6 months. Most recently, Collins Dictionary & Thesaurus was updated on November 1, 2026 and Advanced Dictionary on November 3, 2026.

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