Dictionary and Thesaurus Pro vs Sensus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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).
Sensus
Explore the English language with a comprehensive dictionary and thesaurus. Access over 1.2 million words and phrases, including offline capabilities, detailed definitions, and pronunciation guides. Offers translations in multiple languages and an ad-free, one-time purchase experience.
- 1.2 million words and phrases
- Offline access
- Multiple etymologies
- Detailed definitions
- Pronunciation guides
- Semantic relationships
- Multi-language translations
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Discover the richness of the English language with our dictionary. Featuring a vast collection of 1.2 million words and phrases, this app is the perfect companion for exploring English. On-Demand Content: • Access translations in Arabic (United Arab Emirates), Chinese (China mainland), Chinese (Taiwan), Dutch (Netherlands), French (France), German (Germany), Hindi (India), Indonesian (Indonesia), Italian (Italy), Japanese (Japan), Korean (South Korea), Polish (Poland), Portuguese (Brazil), Russian (Russia), Spanish (Spain), Thai (Thailand), Turkish (Turkey), Ukrainian (Ukraine), and Vietnamese (Vietnam). Features: • Comprehensive Vocabulary - Access 1.2 million words and phrases. • Offline Access - Fast and available anytime. • Action Extension - Highlight a word and open it in Sensus with one tap. • Multiple Etymologies - Explore the history of words. • Detailed Definitions - Understand words with thorough explanations. • Clear Examples - Learn with engaging usage examples. • Pronunciation Guides - Master pronunciations with IPA and audio links. • Semantic Relationships - Discover synonyms, antonyms, and more. Try the demo featuring an extensive selection of the most popular words. If you like it, consider purchasing the full version with over a million words and phrases. Why choose Sensus? • Ad-Free Experience - Use without distractions. • One-Time Purchase - Unlock the entire dictionary with a single payment. • Family Sharing Enabled - One purchase grants access to everyone in the family.
Screenshots
Verdict
The clearest difference is price: Sensus at Free against Dictionary and Thesaurus Pro's $9.99. Sensus also leads on update cadence (every 3 weeks vs every 4 months). Dictionary and Thesaurus Pro's advantage is in-app purchases (none vs 1) and chart position (#65 vs unranked). On ads 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
Sensus is free to download; Dictionary and Thesaurus Pro costs $9.99 up front. Sensus sells 1 one-off in-app purchase. Dictionary and Thesaurus Pro asks for nothing beyond the download.
Dictionary and Thesaurus Pro ships an update every 4 months, Sensus every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Dictionary and Thesaurus Pro | Sensus |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 4.9 (2.6K ratings) — better | — |
| Positive reviews | 86.6% of reviews | — |
| Number of ratings | 2.6K — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | #65 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 22 MB | 314 MB |
| Age rating | 4+ | 17+ |
| Developer | Farlex, Inc. | Lukasz Zielony |
Customer experience
Dictionary and Thesaurus Pro
Sensus
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
Sensus
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Dictionary and Thesaurus Pro
No in-app purchases
Sensus
- Lifetime Access$0.99
Questions
Is Dictionary and Thesaurus Pro free?
Is Sensus free?
Do Dictionary and Thesaurus Pro or Sensus have ads?
Which is updated more often, Dictionary and Thesaurus Pro or Sensus?
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