Comparison

Terminology vs Pocket Thesaurus

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

Head to head
About

Terminology

Explore the English language with this comprehensive tool. It offers dictionary and thesaurus functions, along with research capabilities to dive deeper into words and phrases. Extend its functionality with custom resources for web and app searches.

Highlights
  • Offline U.S. English dictionary
  • Synonyms, antonyms, and word relations
  • Customizable resources for web and app searches
  • Favorite and create term lists
  • Audio pronunciations
  • Wildcard and spelling suggestions
  • iCloud sync and backup
Features
Read full description

Terminology is a browser for the English language – part dictionary, part thesaurus and part research tool. Terminology makes it easy to explore words and phrases, diving down to more and less specific terms - accessing web resources and other apps for more detail and sharing. More than a dictionary, Terminology can be extended with custom resources to search the Internet and other reference apps – making it a great place to satisfy any of your curiosities. ## DICTIONARY, THESAURUS & SEARCH ## - Offline U.S. English dictionary and word reference with simple, straightforward definitions. Based on the latest version of the Open English WordNet - Definitions, synonyms, antonyms, and deeper word relations such as more and less specific words, part, part of, members, member of, pertains to, and more - Favorite and create lists of terms - Word browsing history - Add your notes to any term - Audio pronunciations - Wildcard (?,*) searching - Spelling suggestions - Fast, reliable iCloud (CloudKit) sync and backup of history, favorites, notes, and resources ## EXTENSIBLE RESOURCES ## Resources provide quick links to look up and search your terms on websites and in other apps. Ready to use resources for popular reference sites like Wikipedia, ChatGPT, Google, IMDb, and more, or create your own with simple URL templates. Get more creative with AI resources to drill down on pre-populated prompts. ## MORE FEATURES ## - Share extension lets you access Terminology from a text selection in any app - Control Center integration for quick search - Spotlight and Handoff support - Great support for Accessibility features like VoiceOver and Dynamic Text. - Shortcuts support ## TERMINOLOGY PRO ## Terminology is always free to use, but you can get more out of the app with a Terminology Pro: * Custom resources * Unlimited term lists * Unlimited notes per term Terminology Pro is a reasonable annual subscription, or a one-time lifetime unlock. ## SUBSCRIPTION DETAILS ## * Payment will be charged to your Apple account at confirmation of purchase * Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period * Automatic renewals will be charged at the same price you were initially charged for the subscription * Subscriptions can be managed or canceled by going to Account Settings on the App Store after purchase Have questions? Email support@agiletortoise.com. Terms: https://agiletortoise.com/terms Privacy Policy: https://agiletortoise.com/privacy-policy

About

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.

Highlights
  • 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
Features
Read full description

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

Terminology4 screens
Pocket Thesaurus4 screens

Verdict

The call

The clearest difference is ads: Terminology at none against Pocket Thesaurus's shown. Terminology also leads on rating (4.7 vs 4.4) and review sentiment (71% vs 62%). Pocket Thesaurus's advantage is iOS requirement (15.0 vs 18.0). On price, ratings volume, update cadence and in-app purchases 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

Both are free to download. Terminology sells 2 in-app purchases, starting at $7.99 per year and Pocket Thesaurus sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Terminology holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 1.1K and 577 respectively. Written reviews point the same way: 71% of Terminology's written reviews are positive against 62% of Pocket Thesaurus's.

UpkeepUpdate frequency

Terminology ships an update every 4 weeks, Pocket Thesaurus fortnightly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Terminology versus Pocket Thesaurus: the parameters behind the verdict, then further details
ParameterTerminologyPocket Thesaurus
PriceFreeFree
Rating4.7 (1.1K ratings) — better4.4 (577 ratings)
Positive reviews71.3% of reviews — better62.2% of reviews
Number of ratings1.1K — better577
Update frequencyEvery 4 weeksFortnightly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size101 MB108 MB
Age rating4+4+
DeveloperAgile TortoiseCONEM LABS INFOSYSTEMS LLP

Customer experience

Terminology

All ratings1,093 ratings
Positive93.6%
Neutral2.5%
Negative3.9%
Written reviews143 reviews
Positive71.3%
Neutral2.1%
Negative26.6%

Pocket Thesaurus

All ratings565 ratings
Positive85.7%
Neutral3.0%
Negative11.3%
Written reviews119 reviews
Positive62.2%
Neutral5.9%
Negative31.9%

User reviews

Terminology

From 1.1K App Store ratings

What we love

  • 👍 Often used, helpful for finding words
  • 🔍 Precise and detailed definitions
  • 🔗 Integrates well with other apps and services
  • 🔍 Comprehensive dictionary and thesaurus
  • 💻 Works great on both iOS and macOS

Room to improve

  • 💰 Subscription model requires paying to remove ads
  • 🔄 Functionality reduced in recent update
  • 🔍 Some words missing from the dictionary
  • 🔍 Clunky interface and navigation in latest version
  • 🔍 Customization options behind paywall

Pocket Thesaurus

From 577 App Store ratings

What 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

Terminology

Reported bugs

3 issues
  • Keyboard does not always appear when tapping search
  • Crashes or freezes on some devices
  • Difficulty adjusting volume for word pronunciations

Requested features

5 requests
  • Add ability to review and manage favorite words
  • Implement quiz or flashcard features for learning new words
  • Improve keyboard integration and shortcuts
  • Add more comprehensive dictionary coverage
  • Provide option to revert to previous app version

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

2 purchases

Terminology

Subscriptions1
  • Pro - Annual$7.991 Year
One-time1
  • Lifetime$29.99
3 purchases

Pocket Thesaurus

Subscriptions3
  • 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 Terminology free?
Terminology is free to download, with in-app purchases available.
Is Pocket Thesaurus free?
Pocket Thesaurus is free to download, with in-app purchases available.
Which has better reviews, Terminology or Pocket Thesaurus?
Terminology is rated higher. Terminology averages 4.7 out of 5 from 1.1K ratings, while Pocket Thesaurus averages 4.4 from 577 ratings.
Do Terminology or Pocket Thesaurus have ads?
Pocket Thesaurus shows ads; Terminology does not.
Which is updated more often, Terminology or Pocket Thesaurus?
Terminology ships an update every 4 weeks, and Pocket Thesaurus fortnightly. Most recently, Terminology was updated on October 29, 2026 and Pocket Thesaurus on October 24, 2026.

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