Chambers Thesaurus vs Pocket Thesaurus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chambers Thesaurus
This offline English thesaurus offers a vast collection of synonyms and antonyms for writers and language enthusiasts. It features intelligent word entry with spelling suggestions and advanced search capabilities, all accessible without an internet connection.
- Nearly 40,000 indexed words
- 400,000 synonyms and antonyms
- Intelligent spelling suggestions
- Sounds-like and confused word suggestions
- Fast pattern-matching search
- Cross-reference to dictionaries
- Offline access
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The Chambers Thesaurus is the perfect reference for writers and word game enthusiasts, while all lovers of language will find it a pleasure to browse through. There are nearly 40 000 distinct indexed words, and a total of about 400 000 synonyms and antonyms. The intelligent word entry suggests possible correct spellings as you type, as well as listing words that sound the same or are often confused. Search features include: - Alphabetical listing - Spelling suggestions - Sounds-like and often-confused - Fast pattern-matching search - Cross-reference to offline and online dictionaries There are also standard bookmark, recent word and random word features. On newer iPads it supports Split View and Slide Over for easily viewing with other apps. With iOS 13+ it supports dark mode. No Internet connection is required. The Chambers Dictionary is also available as a separate app, and can easily be cross-referenced using the X-Ref button. Our WordWeb, Chambers and Oxford dictionaries are also available separately for Windows and Mac desktop (Collins coming soon).
Pocket Thesaurus
Expand your vocabulary and master the English language with this offline thesaurus. Quickly find synonyms and antonyms, explore word definitions, and enhance your writing and communication skills. Features include daily word challenges and advanced search options.
- Extensive offline access to 90,000+ words
- Fast and efficient synonym/antonym search
- Word of the Day/Week from GRE list
- Advanced search with wildcards
- Bookmark and search history
- AI-powered word insights
- Compact size, no full-screen ads
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Unleash the power of words with Pocket Thesaurus, your ultimate offline companion for expanding your vocabulary and mastering the English language. Whether you're writing an essay, preparing for exams (GRE, TOEFL, IELTS), crafting a speech, or simply searching for the perfect word, Pocket Thesaurus puts a comprehensive, lightning-fast dictionary and study suite right in your pocket — 100% offline. _________________________________________________________________ FIND THE RIGHT WORD, EVERY TIME _________________________________________________________________ • Extensive Offline Database: Explore over 90,000 common words, synonyms, antonyms, and definitions without needing an internet connection. • Lightning-Fast Search: Instant results with typo-tolerant suggestions and wildcard search (* and ?) for words you aren't sure how to spell. • Synonym & Antonym Powerhouse: Explore related terms sorted by relevance and part of speech. Tap any word to dive deeper into its linguistic web. • American & British Variations: Automatically matches spelling variations (e.g., colour / color, analyse / analyze). _________________________________________________________________ POWERFUL VOCABULARY & STUDY TOOLS _________________________________________________________________ • 3D Flashcards: Boost retention using spaced repetition flashcards designed for rapid vocabulary building. • Vocabulary Quiz: Practice meanings, test your synonym mastery, and beat your personal high score with smart question rotation. • Word of the Day & Week: Curated vocabulary drawn from top academic word lists to level up your language day by day. • Daily Streaks: Build consistent study habits and track your learning streak. • Worldwide Word Map: Watch live vocabulary trends and see what words language enthusiasts are exploring around the globe. _________________________________________________________________ SMART & MODERN COMPANION _________________________________________________________________ • AI Lexical Assistant: Ask our AI assistant for deep nuances, historical etymology, sentence examples, or tailored grammar breakdowns. • Bookmarks & History: Save favorite terms into custom bookmarks and quickly review your recent searches. • Home Screen Quick Actions: Jump directly to Search, Random Word, Flashcards, or the Word Map right from your iPhone home screen. • Beautiful Dark & Light Theme: Designed for comfort with customizable font sizes, audio pronunciations, and native iOS Dark Mode support. • Distraction-Free: Lightweight and responsive, with zero full-screen popup ads interrupting your flow. Download Pocket Thesaurus today and discover the joy of finding the exact right word, every single time. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Pocket Thesaurus at Free against Chambers Thesaurus's $4.99. Pocket Thesaurus also leads on update cadence (fortnightly vs every 8 months) and ratings volume (577 vs 11). Chambers Thesaurus's advantage is rating (4.9 vs 4.4) and in-app purchases (none vs 3). On device support and iOS requirement 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
Pocket Thesaurus is free to download; Chambers Thesaurus costs $4.99 up front. Pocket Thesaurus sells 3 in-app purchases, starting at $0.99 per month. Chambers Thesaurus asks for nothing beyond the download.
Chambers Thesaurus holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Pocket Thesaurus has 577 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 77% of Chambers Thesaurus's written reviews are positive against 62% of Pocket Thesaurus's.
Chambers Thesaurus ships an update every 8 months, Pocket Thesaurus fortnightly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.
| Parameter | Chambers Thesaurus | Pocket Thesaurus |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.9 (11 ratings) — better | 4.4 (577 ratings) |
| Positive reviews | 76.7% of reviews — better | 62.2% of reviews |
| Number of ratings | 11 | 577 — better |
| Update frequency | Every 8 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | #90 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 15.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 108 MB |
| Age rating | 4+ | 4+ |
| Developer | Antony Lewis | CONEM LABS INFOSYSTEMS LLP |
Customer experience
Chambers Thesaurus
Pocket Thesaurus
User reviews
Chambers Thesaurus
From 11 App Store ratingsWhat we love
- 👍 Excellent tool overall
- 📚 Comprehensive vocabulary
- ✍️ Great for writers
- crossword Perfect for crosswords
- 💰 Good value for money
Room to improve
- ❓ Incomplete vocabulary (missing common words)
- 🔗 Faulty linking between words
- 🐛 App crashes after updates
- 💻 Not working on newer OS versions
- 🖱️ Faulty interface (search field not immediate)
Pocket Thesaurus
From 577 App Store ratingsWhat we love
- ⭐ Useful resource
- 🔍 Helpful for writing and crosswords
- 💻 Works offline
- 📚 Extensive synonym and antonym database
- 🧠 Improves writing and vocabulary
Room to improve
- 🤮 Inappropriate ads
- 🔍 Search function issues
- 🔀 Reverts to previous searches
- 📵 Can't remove ads
- 🐞 Bugs and glitches
Bugs and requests
Chambers Thesaurus
Reported bugs
6 issues- App crashes when opening after update
- App no longer works on older OS versions
- Search field not immediately available
- Latest update prevents download on iPhone
- Index broken, making it less useful
Show 1 moreShow fewer
- Search only for headwords, not synonyms or sub-collections
Requested features
8 requests- Switch between purchased dictionaries/thesauruses in tabs
- Sell other desktop dictionaries on mobile
- Consistent spacing and text placement across tabs
- Use MacOS built-in support for graphics card acceleration
- Display identifying headings ('Thesaurus'/'Dictionary')
Show 3 moreShow fewer
- Allow changing background and text color for dyslexia
- Update to the 3rd edition thesaurus
- Visibly differentiate words with links
Pocket Thesaurus
Reported bugs
4 issues- Search does not work
- App freezes or crashes
- Typing issues with keyboard
- Inconsistent or incorrect search results
Requested features
5 requests- Add pronunciation feature
- Improve search functionality
- Provide option to remove ads
- Expand word database with more complex vocabulary
- Enhance user interface and design
In-app purchases
Chambers Thesaurus
No in-app purchases
Pocket Thesaurus
- Pocket Thesaurus Premium7 Days trial$0.991 Month
- Pocket Thesaurus Premium7 Days trial$4.996 Months
- Pocket Thesaurus Premium1 Month trial$8.991 Year
Questions
Is Chambers Thesaurus free?
Is Pocket Thesaurus free?
Which has better reviews, Chambers Thesaurus or Pocket Thesaurus?
Do Chambers Thesaurus or Pocket Thesaurus have ads?
Which is updated more often, Chambers Thesaurus or Pocket Thesaurus?
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