WordBook (Universal) vs Power Thesaurus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WordBook (Universal)
This comprehensive English dictionary and thesaurus offers extensive definitions, word origins, and pronunciation guides. It includes a built-in spell checker, bookmarking, and advanced search capabilities for word puzzles.
- Professionally recorded pronunciations
- Word origin information (Etymologies)
- Built-in spell checker
- Bookmark and note management
- Advanced word search and puzzle solver
- 150,000+ entries with 220,000+ definitions
- Words of the Day
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FEATURES that make WordBook stand out from other dictionary apps: - Professionally recorded pronunciation for every single entry - Word origin information (Etymologies) - Built-in spell checker with pop-up spelling suggestions - User's bookmark and note management - Unmatched sounds-like and wild card search and a powerful word puzzle solver ==================================== WordBook is a comprehensive, quick and intuitive dictionary and thesaurus of the English language. It's a great combination of comprehensive contents and fast intuitive interface. FEATURES: * 150,000 entries with more than 220,000 definitions, 70,000 usage samples * 23,000 root word origins (etymologies) * 120,000 pronunciation guides in International Phonetic Alphabet (IPA) and other notations * Spoken pronunciations (for all entries) * Built-in thesaurus and word links connecting words semantically * Unmatched index, wildcard, anagram search capabilities * Bookmark (with user's notes) and history management * Words of the Day: you get to learn new words daily, shake the device for new random words * Browser-like definition content navigation, ability to tap on any word in the content to look up its definition * Extending up to 5 web dictionaries to supplement built-in contents * High resolution graphics for Retina display REVIEWS: * "Mobile dictionary and thesaurus at my fingertips. Lightning fast. The random words of the day are a terrific bonus" - Dane Cook, The Daily * “the best in the [inexpensive dictionary] category... This wealth of information is indispensable to the student, and even fun to use” - Jeff Phillips, Macworld * “One of 15 Best Apps for English Majors” - April Lentini, CollegeTimes.us * “None measure up to WordBook” Score: 10/10 - Michael Alexander, AppCraver.com * “WordBook leads the parade of free and low-cost dictionary options” - Ben Boychuk, MacWorld.com * “WordBook dictionary - the standard for reference apps” Rating: 5/5 - Steven Yaccino, appolicious.com NOTES: - WordBook does not required an internet connection except to view web dictionaries or to play online pronunciation voices. - WordBook includes entries of both American/British spellings. Definitions are written in American English.
Power Thesaurus
Find accurate synonyms, antonyms, definitions, and related words with this comprehensive and fast thesaurus. Designed for writers, students, and professionals, it offers intuitive navigation and smart filters to help you express ideas clearly and confidently.
- Ad-free PRO Membership
- Intuitive navigation
- Smart filters
- Flexible sorting
- Quick tools (copy, pronounce, save)
- Personal library (favorites, history)
- Cross-device sync
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Brought to you by PowerThesaurus.org, the trusted and acclaimed online thesaurus. Discover accurate synonyms, antonyms, definitions and related words — expertly reviewed and continuously refined for clarity and context. Enjoy a fast, comprehensive, and user-friendly experience built for writers, students, and professionals. Power Thesaurus helps you express ideas clearly and confidently, wherever you write. Key Features • Ad-free PRO Membership – unlock more content and seamless browsing • Intuitive navigation – a clean, easy-to-use interface • Smart filters – narrow results by part of speech, tags, or type • Flexible sorting – arrange by rating, alphabet, syllables, or length • Quick tools – copy, pronounce, and save words instantly • Personal library – favorites and search history at your fingertips • Cross-device sync – access your account anywhere Loved by millions worldwide, Power Thesaurus makes word discovery effortless. If you enjoy the app, please take a moment to rate and review — your feedback helps us improve. Questions or suggestions? Contact apple@powerthesaurus.org. Write with confidence. Express with precision! Terms and Conditions: https://www.powerthesaurus.org/_terms_conditions Privacy Policy: https://www.powerthesaurus.org/_privacy_statement
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Verdict
The clearest difference is price: Power Thesaurus at Free against WordBook (Universal)'s $2.99. Power Thesaurus also leads on update cadence (monthly vs every 4 months) and ratings volume (3.1K vs 275). WordBook (Universal)'s advantage is in-app purchases (none vs 2) and ads (none vs shown). On rating, review sentiment 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
Power Thesaurus is free to download; WordBook (Universal) costs $2.99 up front. Power Thesaurus sells 2 in-app purchases, starting at $3.99 per month. WordBook (Universal) asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for WordBook (Universal) against 4.8 for Power Thesaurus. That said, the two scores are not equally well evidenced: Power Thesaurus has 3.1K ratings behind it against 275, so its average is the more settled of the two. Written reviews are what separate them: 88% of WordBook (Universal)'s written reviews are positive against 86% of Power Thesaurus's.
WordBook (Universal) ships an update every 4 months, Power Thesaurus monthly. Both last shipped on October 24, 2026.
| Parameter | WordBook (Universal) | Power Thesaurus |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.7 (275 ratings) | 4.8 (3.1K ratings) — better |
| Positive reviews | 87.6% of reviews — better | 85.7% of reviews |
| Number of ratings | 275 | 3.1K — better |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 28 MB | 70 MB |
| Age rating | 9+ | 4+ |
| Developer | TranCreative Software | Radyushin Pty Ltd |
Customer experience
WordBook (Universal)
Power Thesaurus
User reviews
WordBook (Universal)
From 275 App Store ratingsWhat we love
- 👍 Comprehensive dictionary with detailed definitions
- 🚀 Fast and efficient lookup
- 💡 Helpful thesaurus and word origin features
- 👍 Customizable web links for additional reference
- 👍 Useful for crosswords and puzzles
Room to improve
- 🐛 Some words missing or inaccurate definitions
- 🔇 Pronunciation issues or missing audio
- 🚫 Lack of updates and new features
- 🚫 Limited vocabulary compared to other dictionaries
- 🚫 Censored words and features
Power Thesaurus
From 3.1K App Store ratingsWhat we love
- ⭐ Invaluable tool for everyone
- 🚀 Must have
- ⭐ Superior
- ⭐ Synonyms
- ⭐ Indispensable
Room to improve
- 🔌 Could be better
- 🐛 Crashes
- 🐛 Crashes the second you tried to open it
- 🐛 New updates cause crashes
- 🐛 Crashes and won't open
Bugs and requests
WordBook (Universal)
Reported bugs
3 issues- Crashes and freezes, especially on newer devices
- Compatibility issues with recent iOS versions
- Anagram solver not working as expected
Requested features
5 requests- Dark mode option
- More comprehensive vocabulary
- Improved pronunciation and audio support
- Regular updates and new features
- Better optimization for iPad and split-screen use
Power Thesaurus
Reported bugs
4 issues- Login screen freezes
- Incompatible with older devices
- Paid account suddenly gone?
- App still crashes after update
Requested features
5 requests- Separate favorites and new words/vocabulary
- Flash card review mode with audio
- Bookmark/favorite feature
- Dark mode option
- Advanced analytics dashboard
In-app purchases
WordBook (Universal)
No in-app purchases
Power Thesaurus
- PRO Monthly$3.991 Month
- PRO Annual$29.991 Year
Questions
Is WordBook (Universal) free?
Is Power Thesaurus free?
Which has better reviews, WordBook (Universal) or Power Thesaurus?
Do WordBook (Universal) or Power Thesaurus have ads?
Which is updated more often, WordBook (Universal) or Power Thesaurus?
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