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Best Free Thesaurus Dictionary Apps

250+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated July 2026

Looking for free free thesaurus dictionary apps? 20 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Free Thesaurus Dictionary Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoJul 2026
2Thesaurus dictionary- WordloopThesaurus dictionary- WordloopFree4.5★ (258)NoYesJul 2026
3Merriam-Webster DictionaryMerriam-Webster DictionaryFree4.8★ (323K)YesYesJul 2026
4Power ThesaurusPower ThesaurusFree4.8★ (2.9K)YesYesJul 2026
5Oxford Dictionary & ThesaurusOxford Dictionary & ThesaurusFree4.6★ (28K)NoYesJul 2026
6WordWeb DictionaryWordWeb DictionaryFree4.6★ (267)NoNoJul 2026
7Dictionary.Dictionary.Free4.8★ (14K)YesYesJul 2026
8Advanced Dictionary&ThesaurusAdvanced Dictionary&ThesaurusFree4.7★ (4.3K)NoYesJul 2026

Top Picks for Free Thesaurus Dictionary

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
Thesaurus dictionary- Wordloop#2

Thesaurus dictionary- Wordloop by LEAP STUDIO

Synonyms power up vocabulary
Strong Contender
🔍 Reference
4.5(258 ratings)
FreeIn-App Purchases
Thesaurus dictionary- Wordloop screenshot 1
Thesaurus dictionary- Wordloop screenshot 2
Thesaurus dictionary- Wordloop screenshot 3
Thesaurus dictionary- Wordloop screenshot 4
Thesaurus dictionary- Wordloop screenshot 5
Thesaurus dictionary- Wordloop screenshot 6

Enhance your writing by accessing a thesaurus directly from your keyboard. Select any word in any app to instantly see synonyms and related terms, helping you expand your vocabulary and refine your text. This ad-free tool offers a simple and effective way to improve your communication.

Merriam-Webster Dictionary#3

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Worth Considering
🔍 Reference
4.8😊(323K 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 Free Thesaurus Dictionary apps to explore

4
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
5
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Etymology & 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
6
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
(267)
free
7
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
8
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
English dictionary with Audio
Free

This comprehensive English dictionary and thesaurus offers precise definitions, synonyms, antonyms, and related words. It features intelligent search tools, offline audio, and customizable themes to enhance your language learning experience.

140,000+ definitionsSynonyms, antonyms, and related wordsOffline audio pronunciation
🔍 Reference
(4.3K)
free with in-app purchases
9
TheSaurus - Interactive Visual Thesaurus
TheSaurus - Interactive Visual Thesaurus
TheSaurus - Interactive Visual Thesaurus
by Shadanan Sharma
Free

Explore word relationships through an interactive visual graph. See synonyms and definitions presented as interconnected nodes, allowing for deeper understanding of language. Expand the graph by tapping on nodes to reveal more connections and meanings.

Interactive word graph visualizationSynonym and definition displayNode definitions on tap
📚 Education
(9)
free
10
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
11
English Dictionary - Offline
English Dictionary - Offline
English Dictionary - Offline
Offline English Dictionary
Free

A comprehensive offline English dictionary offering in-depth word definitions, usage examples, and rich language data. Explore synonyms, antonyms, pronunciations, and more without an internet connection.

Offline accessDetailed word definitionsUsage examples
🔍 Reference
(5)
free with in-app purchases
12
AI English Dictionary
AI English Dictionary
AI English Dictionary
AI Dictionary & Translator app
Free
📚 Education
(0)
13
MyWebster28
MyWebster28
MyWebster28
Websters 1828 Dictionary
Free
🔍 Reference
(0)
14
Dictionary - Word Search Lex
Dictionary - Word Search Lex
Dictionary - Word Search Lex
Dictionary for normal Language
Free

Access a professional multilingual dictionary for English, Japanese, and Korean. Get detailed definitions, pronunciations, and example sentences. Save your search history and favorites for offline language learning.

Multilingual definitionsPronunciations and examplesAuto-save history
🔧 Utilities
(1)
ad-supported
15
Thesaurus Free
Thesaurus Free
Thesaurus Free
by 大為 畢
Free

An offline English thesaurus and dictionary offering over 270,000 definitions, synonyms, and antonyms. It includes example sentences, pronunciation, and a unique visual view to explore word connections. Access most content without an internet connection.

Offline English Dictionary and Thesaurus270,000+ definitions, synonyms, antonyms100,000+ example sentences
🔍 Reference
(2)
free
16
MY DICTIONARY - Keyboard
MY DICTIONARY - Keyboard
MY DICTIONARY - Keyboard
The keyboard of your data
Free

This utility keyboard saves you time by storing and quickly retrieving frequently used words and phrases. Organize your saved text into categories for easy access, eliminating the need to retype repetitive information.

Saves repetitive typingStores easily forgotten wordsCategorized text snippets
🔧 Utilities
(0)
free
17
English to Spelling Dictionary
English to Spelling Dictionary
English to Spelling Dictionary
A to Z Phonetics Alphabet Game
Free
📚 Education
(0)
18
LensDict - Camera Dictionary
LensDict - Camera Dictionary
LensDict - Camera Dictionary
Point. See. Learn.
Free

Instantly define words by simply pointing your camera at them, no typing or internet needed. This app offers powerful lookup with multiple dictionaries, text-to-speech, and offline functionality. Save words, add notes, and create flashcards for effective learning.

Zero-input camera dictionaryOffline word definitionsMultiple built-in dictionaries
📚 Education
(1)
freemium
19
Cam Dictionary: Learn English
Cam Dictionary: Learn English
Cam Dictionary: Learn English
tap or type word for meaning
Free

Instantly find word meanings by tapping them with your camera or using voice input. This app leverages OCR technology to quickly search definitions via Google, saving you the effort of typing.

Camera-based word lookupOCR for text recognitionVoice dictation search
📚 Education
(7)
free
20
1913 Dictionary
1913 Dictionary
1913 Dictionary
+Word of the Day, Random Words
Free

Access a searchable public domain dictionary from 1913. Get daily word notifications and filter entries by part of speech. Save your favorite words for easy access.

Searchable 1913 Webster's DictionaryDaily Word of the Day notificationsFilter by part of speech
🔍 Reference
(5)
free

FAQ about Free Thesaurus Dictionary

What are the best free thesaurus dictionary apps for iPhone?
Dictionary.com: English Words tops our free thesaurus dictionary apps ranking as of July 2026, with a 4.8-star average from 328K App Store ratings, and it's free to download.
Dictionary.com: English Words shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 250+ free thesaurus dictionary 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.