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
4.7😐(19K 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
Dictionary.com: English Words screenshot 6

Access the ultimate English language learning app packed with quizzes, games, and over 2 million definitions and synonyms. Enhance your vocabulary with word puzzles and daily challenges, enjoy dark mode, offline access, voice search, and more. Improve your English skills effortlessly!

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
Merriam-Webster Dictionary#3

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Worth Considering
🔍 Reference
4.8😊(320K ratings)
FreeAdsIn-App Purchases
#41in Reference
Merriam-Webster Dictionary screenshot 1
Merriam-Webster Dictionary screenshot 2
Merriam-Webster Dictionary screenshot 3
Merriam-Webster Dictionary screenshot 4

Access a premier iOS app for English language reference, education, and vocabulary building, with new word games and quizzes for learning. Features universal access, offline capabilities, voice search, daily word learning, thesaurus, example sentences, and pronunciations by real speakers. Enjoy features like favorite word syncing and Apple Watch integration. Subscribe to remove ads and access extra resources. Manage your subscription easily. Terms of Use: [Link to Terms of Use].

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 one of the highest authorities in language reference with the power of 15 major Oxford dictionaries at your fingertips. Explore advanced search and learning tools for a comprehensive linguistic experience.

🔍 Reference
(28K)
5
Synonyms Antonyms Dictionary
Synonyms Antonyms Dictionary
Synonyms Antonyms Dictionary
English Synonyms Antonyms Word
Free
📚 Education
(2)
6
Dictionary.
Dictionary.
Dictionary.
by TheFreeDictionary.com
Free

Discover a comprehensive Dictionary and Thesaurus app with a Word of the Day feature, offline access, and resources from top sources. Access millions of definitions, synonyms, translations, and more for a versatile language tool.

🔍 Reference
(14K)
7
Power Thesaurus
Power Thesaurus
Power Thesaurus
Comprehensive. Fast. Reliable.
Free

Discover a powerful, community-driven online platform offering a vast collection of synonyms, antonyms, and word associations for writers and students. Enhance your writing experience with user-friendly tools, personalized search results, and ad-free option. Join the community, contribute new terms, and access account features for an improved writing journey.

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

Improve your vocabulary effortlessly with an app designed to enhance word power. Customize difficulty levels, select categories, and reach linguistic goals all at your own pace. Start expanding your English language skills now!

📚 Education
(720)
9
Word Hippo
Word Hippo
Word Hippo
Thesaurus and Word Reference
Free

Discover a comprehensive thesaurus and word reference tool with features like advanced synonyms, antonyms, example sentences, rhyming words, word types, matching words, definitions, and translations.

🔍 Reference
(12K)
10
Synonyms - English dictionary
Synonyms - English dictionary
Synonyms - English dictionary
Exploring words, synonyms app
Free

Elevate your writing with a professional touch by finding the perfect synonyms with just one click. Download this user-friendly app to quickly search and discover alternative words, making your reports, emails, and documents shine.

📚 Education
(4)
11
LexicEN Lite English
LexicEN Lite English
LexicEN Lite English
Offline Dictionary & Thesaurus
Free

LexicEN Lite English is an offline dictionary app designed to offer fast and easy search functionality for definitions, synonyms, and translations in multiple languages. Download now to enhance your vocabulary on the go!

🔍 Reference
(1.2K)
12
Advanced English Dictionary+
Advanced English Dictionary+
Advanced English Dictionary+
American English Dictionary
Free

An advanced-level monolingual dictionary for learners of American English, featuring 145,000 words, 85,500 examples, pronunciation guides, and vocabulary expansion tools. With offline support, fast search, and various learning features, enhance your English language skills on-the-go. Explore more with the premium version for only 9.99$. Visit the privacy policy and terms of use links for more information.

🔍 Reference
(886)
13
AZ Synonyms
AZ Synonyms
AZ Synonyms
Best Synonyms Dictionary.
$2.99

Discover a powerful Synonyms Dictionary with over 9000 entries, offline functionality, clear definitions, easy word searching, recent and bookmark features, and English text-to-speech capability. Master language with the ultimate tool for finding the perfect word.

🔍 Reference
(963)
14
Synonyms Quiz
Synonyms Quiz
Synonyms Quiz
Test, Thesaurus & Dictionary
Free

Test your vocabulary with our app that challenges you to match words with their synonyms! Expand your language skills and knowledge in a fun and engaging way. Ready to start the quiz?

🎮 Games
(602)
15
Spanish Dictionary - Dict Box
Spanish Dictionary - Dict Box
Spanish Dictionary - Dict Box
English Spanish Translation
Free

A powerful English to Spanish translation tool offering detailed definitions, examples, synonyms, and language learning features. Enhance your language skills and easily translate words and phrases on-the-go.

🔍 Reference
(8.3K)
16
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Premium Ad-free Dictionary
$9.99

Access a premium ad-free dictionary app for iPhone, iPad, and Apple Watch with offline capabilities, new word games, and features like integrated thesaurus, vocabulary-building quizzes, voice search, and word of the day. Perfect for English language reference and vocabulary building. Find out more by checking the Application License Agreement and App Privacy Policy.

🔍 Reference
(22K)
17
WordWeb Dictionary
WordWeb Dictionary
WordWeb Dictionary
Offline ad-free dictionary
Free

Discover a comprehensive offline dictionary and thesaurus with fast search, spelling suggestions, definitions, synonyms, and more. Enjoy ad-free browsing, usage examples, and unique search features without the need for an internet connection. Explore WordWeb Dictionary for a seamless word lookup experience.

🔍 Reference
(85)
18
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary for All Languages
Free

Discover a comprehensive offline dictionary app for all languages with Dict Box. Access definitions, translations, and synonyms on-the-go. Download now for quick and easy language reference.

🔍 Reference
(11K)
19
Synonyms & Antonyms Dictionary
Synonyms & Antonyms Dictionary
Synonyms & Antonyms Dictionary
Include 50000+ English words
Free

This comprehensive dictionary app provides a vast collection of over 50,000 English words, including synonyms and antonyms with definitions and usage examples, making it an essential resource for students, travelers, and language learners. With its user-friendly interface, powerful search system, and features like favorites and history, it helps users expand their vocabulary and improve their language skills.

🔧 Utilities
(4)
20
Dictionary Linguee
Dictionary Linguee
Dictionary Linguee
German, French, Spanish, more
Free

Discover a revolutionary dictionary app offering fast and reliable translations in multiple languages, including French, Spanish, and German. Access over one billion translations, editorial dictionaries, offline mode, example sentences, and pronunciation guides for seamless language learning. Try it now for quick and accurate translations on the go.

🔍 Reference
(11K)

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