Best Oxford English Dictionary Free Apps

218+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

The best oxford english dictionary free apps on iPhone average 4.6★ across 218+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Oxford English Dictionary Free

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
#96in Reference
Dictionary.com: English Words screenshot 1
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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
Oxford Dictionary & Thesaurus#2

Oxford Dictionary & Thesaurus by MobiSystems, Inc.

Thesaurus & Offline Vocabulary
Strong Contender
🔍 Reference
4.6😐(28K ratings)
FreeAdsIn-App Purchases
#81in Reference
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Oxford Dictionary & Thesaurus screenshot 6

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.

What We Love

  • 👍 Reliable and simple to use
  • 👍 Comprehensive and best for all English, especially rare and aged language
  • 👍 Very useful for learning new words
  • 👍 Excellent reference app

Room to Improve

  • 🐛 Glitchy, way too many ads
  • 🔒 Annoying popup ads makes it unusable
  • 🔒 Ads stuck in, despite payment
English Dictionary *#3

English Dictionary * by INVENTO ONE PRIVATE LIMITED

Thesaurus and Vocabulary words
Worth Considering
🔍 Reference
4.6😊(1.1K ratings)
FreeIn-App Purchases
English Dictionary * screenshot 1
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English Dictionary * screenshot 6

Access a comprehensive offline English dictionary with over 4000 essential words at your fingertips. Enhance your vocabulary, improve language skills, and understand definitions without needing an internet connection.

What We Love

  • 👍 Easy to use
  • 🚀 Clear sound and fast
  • 💡 Useful features like derivations, synonyms, and antonyms
  • 🚀 Efficient and quick

Room to Improve

  • 🐛 Excessive advertising prompts
  • 💰 Subscription-based model with limited free access

More Oxford English Dictionary Free apps to explore

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

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].

🔍 Reference
(3.2K)
5
Oxford Advanced Learner's Dict
Oxford Advanced Learner's Dict
Oxford Advanced Learner's Dict
for learners of English
Free

An essential app for English learners, offering the Oxford Advanced Learner’s Dictionary, Collocations Dictionary, and Learner’s Thesaurus. Features include offline access, pronunciation guides, search function, and personalized lists. Try free samples or sign up for a full trial today!

🔍 Reference
(91)
6
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
(243)
7
Vietnamese Dictionary PEnglish
Vietnamese Dictionary PEnglish
Vietnamese Dictionary PEnglish
English Vietnamese Dictionary
Free

Access a comprehensive and innovative English-Vietnamese dictionary app with offline accessibility and advanced search features for free on the Appstore. Perfect for quick translations on-the-go!

📚 Education
(18K)
8
Etymonline English Dictionary
Etymonline English Dictionary
Etymonline English Dictionary
Dictionary to Build Vocabulary
Free

A comprehensive English dictionary app offering word origins and vocabulary building tools. Features include instant search with spelling suggestions, offline dictionary access, related words, and premium ad-free and offline functionality. Explore word roots and enhance your vocabulary effortlessly.

📚 Education
(11K)
9
English Dictionary: LMDict
English Dictionary: LMDict
English Dictionary: LMDict
Dictionary English Offline
Free

Enhance your English learning with a comprehensive vocabulary resource offering grammar, thesaurus, and collocations dictionary. Access 230,000 words with examples in natural English, collocations, synonyms, and more. Improve your language skills with this ultimate English learner's tool. Explore now!

📚 Education
(875)
10
Oxford Learner’s Dictionaries
Oxford Learner’s Dictionaries
Oxford Learner’s Dictionaries
Bilingual editions
Free
🔍 Reference
(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
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)
13
English Audio Dictionary
English Audio Dictionary
English Audio Dictionary
Listen sound and work offline
Free

This application is a free English Audio Dictionary that allows users to listen to pronunciations and definitions offline, with options to select different English accents, adjust voice speed and pitch, and even type and listen to custom text. It offers search features for finding words based on different criteria and is a convenient tool for language learners.

🔍 Reference
(269)
14
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)
15
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)
16
Thai Dictionary - Dict Box
Thai Dictionary - Dict Box
Thai Dictionary - Dict Box
Thai Translator - Translate
Free

Gain quick access to a comprehensive offline Thai dictionary and translator with Dict Box. Perfect for on-the-go language reference and translation needs. Get it now to enhance your Thai language skills!

🔍 Reference
(3.4K)
17
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)
18
English Dictionary/Translator
English Dictionary/Translator
English Dictionary/Translator
by Bravolol Limited
Free

Learn English easily with this dictionary and translator app, which offers detailed word definitions, examples, pronunciation, and more, all without requiring an internet connection. Download the app to access features like advanced sentence analysis, customizable font sizes, and flashcard support to aid in self-learning.

📚 Books
(39)
19
English Learners Dictionary
English Learners Dictionary
English Learners Dictionary
Oxford Dictionary English
Free
📚 Education
(245)
20
Oxford English Vocab Trainer 2
Oxford English Vocab Trainer 2
Oxford English Vocab Trainer 2
Vocab for your Oxford course
Free

Enhance your vocabulary with the ultimate English practice tool from Oxford University Press. Practice pronunciation, spelling, and expand your word bank with personalized learning, challenges, and progress tracking. Download now and boost your language skills wherever you are.

📚 Education
(145)