Best Synonyms English Dictionary Apps & Games

181+ iOS apps & games curated and reviewed

4.4 avg rating
18 free apps & games
Updated May 2026

The best synonyms english dictionary apps on iPhone average 4.4★ across 181+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Synonyms English Dictionary

Dictionary.com: English Words#1

Dictionary.com: English Words by Curiosity Media, Inc.

Dictionary, Thesaurus, Vocab
Editor's Choice
🔍 Reference
4.8😐(328K ratings)
FreeAdsIn-App Purchases
Dictionary.com: English Words screenshot 1
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Dictionary.com: English Words screenshot 3
Dictionary.com: English Words screenshot 4
Dictionary.com: English Words screenshot 5
Dictionary.com: English Words screenshot 6

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
Synonyms English Dictionary#2

Synonyms English Dictionary by Softwares

Listen sound and work offline
Strong Contender
🔍 Reference
4.5(188 ratings)
Free
Synonyms English Dictionary screenshot 1
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Synonyms English Dictionary screenshot 5

This free English dictionary offers over 9,100 synonyms with audio playback. It works offline and allows customization of voice accents, speed, and pitch. Search for words by starting, ending, or containing specific letters.

Merriam-Webster Dictionary#3

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Worth Considering
🔍 Reference
4.8😊(320K ratings)
FreeAdsIn-App Purchases
#37in Reference
Merriam-Webster Dictionary screenshot 1
Merriam-Webster Dictionary screenshot 2
Merriam-Webster Dictionary screenshot 3
Merriam-Webster Dictionary screenshot 4

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.

What We Love

  • 🚀 Easy to use
  • 👍 Comprehensive definitions
  • 👍 Helpful thesaurus
  • 🚀 Offline access

Room to Improve

  • 🐛 Ads can be intrusive
  • 🐛 Difficulty closing ads
  • 🐛 Repetitive game questions

More Synonyms English Dictionary apps to explore

4
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Thesaurus & Offline Vocabulary
Free

Access a vast collection of dictionaries and thesauruses with definitions, pronunciations, and etymology. Features include offline access, advanced search options, and personalized word lists. Ideal for students, professionals, and word enthusiasts.

15 Oxford DictionariesThesaurus integrationAudio pronunciations
🔍 Reference
(28K)
free with in-app purchases
5
Synonyms Antonyms Dictionary
Synonyms Antonyms Dictionary
Synonyms Antonyms Dictionary
English Synonyms Antonyms Word
Free

Discover English synonyms and antonyms with definitions and audio pronunciations. This app offers offline access to a curated list of words, allowing you to search, bookmark favorites, and maintain a history of your learning.

Offline access3000 curated wordsWord definitions
📚 Education
(2)
free
6
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
7
Power Thesaurus
Power Thesaurus
Power Thesaurus
Comprehensive. Fast. Reliable.
Free

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 MembershipIntuitive navigationSmart filters
🔍 Reference
(2.9K)
freemium
8
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Erweitern Sie Ihren Wortschatz
Free

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.

Learn new words dailyCustomizable difficulty levelsSelect vocabulary categories
📚 Education
(207K)
free with in-app purchases
9
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
(12K)
free with in-app purchases
10
Synonyms - English dictionary
Synonyms - English dictionary
Synonyms - English dictionary
Exploring words, synonyms app
Free

Enhance your writing by discovering the perfect words. This application provides quick access to synonyms to make your reports, emails, and documents more professional. Features include a user-friendly interface and fast search capabilities.

Find best possible synonymsUser friendly interfaceFast reaction time
📚 Education
(4)
free
11
LexicEN Lite English
LexicEN Lite English
LexicEN Lite English
Offline Dictionary & Thesaurus
Free

This offline dictionary and thesaurus provides quick access to over 150,000 words with definitions, pronunciations, and example sentences. Easily look up words, manage favorites, and view search history without an internet connection.

Offline search150,000+ wordsDefinitions, pronunciation, examples
🔍 Reference
(1.2K)
free with in-app purchases
12
Advanced English Dictionary+
Advanced English Dictionary+
Advanced English Dictionary+
American English Dictionary
Free

This app is a comprehensive American English dictionary designed for learners. It features extensive vocabulary, clear definitions, and practical examples to enhance understanding and usage. Users can access audio pronunciations, explore related terms, and save words for future reference.

Extensive vocabulary and phrasesUsage examples and collocationsAmerican English pronunciation with audio
🔍 Reference
(886)
free with in-app purchases
13
AZ Synonyms
AZ Synonyms
AZ Synonyms
Best Synonyms Dictionary.
$2.99

Access a comprehensive dictionary of synonyms with over 9,000 entries. This app provides clear definitions, example sentences, and offline access. Easily search for words and save your favorites for quick reference.

Over 9000 entriesOffline dictionary accessClear definitions with examples
🔍 Reference
(963)
free
14
Synonyms Quiz
Synonyms Quiz
Synonyms Quiz
Test, Thesaurus & Dictionary
Free

Challenge your vocabulary with a fun synonym game. Select the correct synonym from multiple choices and learn definitions for over 3800 words. Compete with others and track your progress.

Synonym matching gameOver 3800 wordsWord definitions
🎮 Games
(602)
ad-supported
15
Spanish Dictionary - Dict Box
Spanish Dictionary - Dict Box
Spanish Dictionary - Dict Box
English Spanish Translation
Free

This app provides a comprehensive English to Spanish and Spanish to English dictionary and translator. It offers offline functionality, word correction, and the ability to translate text directly from other applications and web browsers. Users can also access image search and word reminders.

Offline dictionary and translatorTranslate in other apps and browsersImage search and picture dictionary
🔍 Reference
(8.3K)
free with in-app purchases
16
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
17
WordWeb Dictionary
WordWeb Dictionary
WordWeb Dictionary
Offline ad-free dictionary
Free

This app provides a comprehensive offline English dictionary and thesaurus with fast searching, spelling suggestions, definitions, and usage examples. It offers extensive word data and advanced search filters without requiring an internet connection.

Offline dictionary and thesaurusFast searchingSpelling suggestions
🔍 Reference
(85)
free
18
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary for All Languages
Free

This app provides an offline dictionary and translator for over 50 languages. It offers smart word suggestions, text translation in other apps, offline pronunciation, and a picture dictionary. An optional premium upgrade unlocks advanced features and an ad-free experience.

Offline dictionary & translator50+ languages supportedSmart word suggestions
🔍 Reference
(11K)
free with in-app purchases
19
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
20
Dictionary Linguee
Dictionary Linguee
Dictionary Linguee
German, French, Spanish, more
Free

Access reliable translations for multiple languages, including French, Spanish, and German, with this comprehensive dictionary app. It offers fast, offline access to a vast database compiled by lexicographers and includes example sentences and audio pronunciations.

Translations in French, Spanish, German, and moreCompiled by over 400 lexicographersFast translations with quick search
🔍 Reference
(11K)
free

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