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Best Word Synonym And Antonym Apps

190+ iOS apps & games curated and reviewed

4.6 avg rating
18 free apps & games
Updated July 2026

From beginner-friendly picks to power-user tools, our word synonym and antonym apps list covers 190+ iPhone apps and games updated through July 2026. Compare ratings, prices, and screenshots in one place.

Compare top Word Synonym And Antonym Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoJul 2026
2Power ThesaurusPower ThesaurusFree4.8★ (2.9K)YesYesJul 2026
3Vocabulary - Learn words dailyVocabulary - Learn words dailyFree4.8★ (209K)YesYesJul 2026
4Merriam-Webster DictionaryMerriam-Webster DictionaryFree4.8★ (320K)YesYesJul 2026
5Word HippoWord HippoFree4.9★ (14K)YesYesJul 2026
6Word of the Day・VocabularyWord of the Day・VocabularyFree4.7★ (38K)YesYesJul 2026
7Synonyms EnSynonyms EnFree—NoNoMay 2026
8Etymonline English DictionaryEtymonline English DictionaryFree4.9★ (11K)YesYesJul 2026

Top Picks for Word Synonym And Antonym Apps

Dictionary.com: English Words#1

Dictionary.com: English Words by Curiosity Media

Dictionary, Thesaurus, Vocab
Editor's Choice
🔍 Reference
4.8😐(328K ratings)
FreeAdsIn-App Purchases
Dictionary.com: English Words screenshot 1
Dictionary.com: English Words screenshot 2
Dictionary.com: English Words screenshot 3
Dictionary.com: English Words screenshot 4
Dictionary.com: English Words screenshot 5

Access over 2 million trusted definitions and synonyms for English words. Enhance your vocabulary with daily new words, example sentences, and audio pronunciations. This app provides grammar tips and editorial content to deepen your understanding of the English language.

What We Love

  • 🚀 Robust dictionary and thesaurus
  • 🤓 Helpful resources like blogs and articles
  • 💡 Useful word games and puzzles
  • 👍 Easy to use and navigate

Room to Improve

  • 🐛 Inconsistent search results and missing definitions
  • 💸 Aggressive ads even after paid upgrades
  • 🤯 Frequent crashes and performance issues
Power Thesaurus#2

Power Thesaurus by Radyushin Pty Ltd

Comprehensive. Fast. Reliable.
Strong Contender
🔍 Reference
4.8😊(2.9K ratings)
FreeAdsIn-App Purchases
Power Thesaurus screenshot 1
Power Thesaurus screenshot 2
Power Thesaurus screenshot 3

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.

What We Love

  • ⭐ Invaluable tool for everyone
  • 🚀 Must have
  • ⭐ Superior
  • ⭐ Synonyms

Room to Improve

  • 🔌 Could be better
  • 🐛 Crashes
  • 🐛 Crashes the second you tried to open it
Vocabulary - Learn words daily#3

Vocabulary - Learn words daily by Monkey Taps

Word of the day widget & games
Worth Considering
📚 Education
4.8😊(209K ratings)
FreeAdsIn-App Purchases
#10in Education
Vocabulary - Learn words daily screenshot 1
Vocabulary - Learn words daily screenshot 2
Vocabulary - Learn words daily screenshot 3
Vocabulary - Learn words daily screenshot 4
Vocabulary - Learn words daily screenshot 5
Vocabulary - Learn words daily screenshot 6

Expand your vocabulary with daily word learning and engaging games. This app offers customizable learning paths and difficulty levels to suit your English proficiency. Make vocabulary acquisition a fun and effective part of your routine.

What We Love

  • 👍 Beautiful app design
  • 🔊 Pronunciation feature
  • 📚 Wide range of vocabulary
  • 🔖 Ability to bookmark words

Room to Improve

  • 🐛 Pronunciation issues and mismatched IPA
  • 🔍 Limited search functionality
  • 🔢 Too many words per day

More Word Synonym And Antonym Apps apps to explore

4
Merriam-Webster Dictionary
Merriam-Webster Dictionary
Merriam-Webster Dictionary
by Merriam-Webster, Inc.
Free

Access America's most respected dictionary, updated with new words and meanings. This app offers offline access, voice search, daily vocabulary challenges, and a thesaurus. It's designed for English language reference, education, and vocabulary enhancement.

Offline dictionary accessVoice search for wordsDaily Word of the Day
🔍 Reference
(320K)
free with in-app purchases
5
Word Hippo
Word Hippo
Word Hippo
Thesaurus and Word Reference
Free

This app offers a comprehensive suite of word tools, including an advanced thesaurus for synonyms and antonyms, example sentences, rhyming words, and word type identification. It also features word finders for games, definitions, and translations into numerous languages.

Advanced thesaurus with synonyms and antonymsExample sentences for word usageRhyming word finder
🔍 Reference
(14K)
free with in-app purchases
6
Word of the Day・Vocabulary
Word of the Day・Vocabulary
Word of the Day・Vocabulary
Vocab Builder & Word Games
Free

Enhance your vocabulary with daily words, engaging games, and personalized quizzes. This app offers expert-curated content and interactive challenges to make learning stick and improve your communication skills.

Daily word insights with definitions and examplesVocabulary assessment and personalized learning plansWord games like Hangman and Gaps
📚 Education
(38K)
free with in-app purchases
7
Synonyms En
Synonyms En
Synonyms En
by Cosmin Cremarenco
Free
🔍 Reference
(0)
8
Etymonline English Dictionary
Etymonline English Dictionary
Etymonline English Dictionary
Dictionary to Build Vocabulary
Free

Explore the origins and history of English words with this comprehensive dictionary app. It offers instant search, related word suggestions, and an offline mode for premium users. Enhance your vocabulary and understanding of word roots.

Word origin explorationInstant search with suggestionsRelated words by root
📚 Education
(11K)
free with in-app purchases
9
Synonyms & Antonyms Dictionary
Synonyms & Antonyms Dictionary
Synonyms & Antonyms Dictionary
Include 50000+ English words
Free

This app serves as a pocket resource for English synonyms and antonyms, offering over 11,200 entries with definitions and usage examples. It features a powerful search system, a favorites list, and a history of viewed words, all presented in a modern, user-friendly design.

11,200+ synonyms and antonymsDefinitions and usage examplesPowerful search system
🔧 Utilities
(4)
free
10
Dictionary.
Dictionary.
Dictionary.
by TheFreeDictionary.com
Free

Access a comprehensive dictionary, thesaurus, and translation tool with millions of definitions and synonyms. Explore specialty dictionaries, learn new words daily, and play word games. This app offers offline access and integrates seamlessly with other applications.

Offline dictionary and thesaurusMillions of definitions and synonymsWord of the Day and Idiom of the Day
🔍 Reference
(14K)
free with in-app purchases
11
Word Lookup Lite
Word Lookup Lite
Word Lookup Lite
Word Game Anagram Finder
Free

This app helps word game enthusiasts find anagrams and definitions. It assists in improving gameplay for titles like Words With Friends and SCRABBLE, offering high-scoring word suggestions and useful word lists. It also serves as a handy everyday dictionary.

170,000+ word English dictionaryAnagram finder for up to 8 lettersDictionary definitions
🎮 Games
(5.3K)
ad-supported
12
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Premium Ad-free Dictionary
$9.99

Access America's leading dictionary with over 15,000 extra entries for people and places. Enjoy offline access, voice search, and daily vocabulary builders. This app offers expert word guidance with a thesaurus and example sentences.

Ad-free experience15,000+ premium entriesOffline dictionary access
🔍 Reference
(22K)
freemium
13
Words With Friends Word Game
Words With Friends Word Game
Words With Friends Word Game
Multiplayer Puzzle Board Games
Free

Unscramble letters and expand your vocabulary in this popular multiplayer word game. Challenge friends or AI opponents, complete daily goals for rewards, and test your skills in solo challenges and mini-games. Customize your in-game style and compete in fun word puzzles.

Multiplayer word challengesSolo challenges against AIDaily and weekly goals
🎮 Games
(745K)
free with in-app purchases
14
7 Little Words and More
7 Little Words and More
7 Little Words and More
Daily Word Puzzles and Games
Free

Engage in relaxing daily word puzzles and games. Solve anagrams, crosswords, and word finds with multiple game modes. Offers over 10,000 puzzles with varying difficulty levels.

Daily word puzzlesAnagram and jumble gamesCrossword puzzles
🎮 Games
(171K)
free with in-app purchases
15
Wordox - Multiplayer word game
Wordox - Multiplayer word game
Wordox - Multiplayer word game
Word Puzzles against friends
Free

Engage in a competitive multiplayer word game where you unscramble letters to form words and strategically steal points from opponents. Challenge friends or players worldwide, train your vocabulary against AI, and participate in weekly events to become a word master.

Multiplayer word challengesLetter unscramblingPoint stealing mechanics
🎮 Games
(345)
free with in-app purchases
16
Word Checker for Scrabble®
Word Checker for Scrabble®
Word Checker for Scrabble®
Word dictionary for word games
Free

This app provides an official dictionary for word games, including all authorized words with their definitions. It works offline and offers fast word checking for up to 15-letter words. Features include multiple official word lists and a timer.

Official Scrabble word lists (NWL & Collins)Comprehensive word definitionsOffline functionality
🔍 Reference
(9.4K)
free with in-app purchases
17
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
by Weeswares Pte Ltd
Free

This is a straightforward thesaurus app that provides synonyms and antonyms for words. It focuses on simplicity and ease of use, offering related words alongside definitions. An internet connection is required for it to function.

Synonyms and antonymsRelated wordsSimple interface
🔍 Reference
(120)
free
18
Word Association!
Word Association!
Word Association!
Match pairs of related words
Free

Engage in a relaxing word game by matching pairs of related words. Explore connections like synonyms, opposites, or compound word parts. Hundreds of puzzles are available, with hints to help you along the way.

Match related word pairsSynonyms, opposites, compound words40 free puzzles included
🎮 Games
(8.2K)
free with in-app purchases
19
Dictionary and Thesaurus Pro
Dictionary and Thesaurus Pro
Dictionary and Thesaurus Pro
by TheFreeDictionary.com
$9.99

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 experienceOffline English dictionary and thesaurusOffline dictionaries in 13 languages
🔍 Reference
(2.5K)
paid
20
Lexeme Free Word Game Helper
Lexeme Free Word Game Helper
Lexeme Free Word Game Helper
by Spiny Software
Free

This app helps word game players find anagrams and high-scoring words for games like Words with Friends and Scrabble. It offers fast searches, definition lookups, and supports various dictionaries and scoring systems, with an option to unlock longer words via in-app purchase.

Finds anagrams and high-scoring wordsSupports Words with Friends and ScrabbleIncludes definitions for word knowledge
🎮 Games
(1K)
free with in-app purchases

FAQ about Word Synonym And Antonym Apps

What are the best word synonym and antonym apps for iPhone?
Dictionary.com: English Words tops our word synonym and antonym apps ranking as of July 2026, with a 4.8-star average from 328K App Store ratings, and it's free to download.
Yes — 18 of the top word synonym and antonym apps we rank are free to download, including Dictionary.com: English Words and Power Thesaurus.
Dictionary.com: English Words shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 190+ word synonym and antonym apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app serves as a comprehensive English dictionary and thesaurus, offering over 2 million trusted definitions and synonyms. It aims to help users improve their English vocabulary, understanding, and writing skills through various features.
Key features include access to millions of definitions and synonyms, a 'Word of the Day' to expand vocabulary, example sentences to show word usage, audio pronunciations, grammar tips, and a search history to track learned words.