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Best Oxford English Dictionary Apps

231+ iOS apps curated and reviewed

4.5 avg rating
16 free apps
Updated May 2026

Whether you're new to oxford english dictionary or looking for an upgrade, our curated collection of 231+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Oxford English Dictionary

Oxford Dictionary & Thesaurus#1

Oxford Dictionary & Thesaurus by MobiSystems, Inc.

Thesaurus & Offline Vocabulary
Editor's Choice
🔍 Reference
4.6😐(28K ratings)
FreeAdsIn-App Purchases
#74in Reference
Oxford Dictionary & Thesaurus screenshot 1
Oxford Dictionary & Thesaurus screenshot 2
Oxford Dictionary & Thesaurus screenshot 3
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Oxford Dictionary & Thesaurus screenshot 5
Oxford Dictionary & Thesaurus screenshot 6

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.

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
Merriam-Webster Dictionary#2

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Strong Contender
🔍 Reference
4.8😊(320K ratings)
FreeAdsIn-App Purchases
#33in 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
Oxford Advanced Learner's Dict#3

Oxford Advanced Learner's Dict by Oxford University Press ELT

for learners of English
Worth Considering
🔍 Reference
2.4😞(91 ratings)
FreeIn-App Purchases
Oxford Advanced Learner's Dict screenshot 1
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Oxford Advanced Learner's Dict screenshot 6

This app provides a comprehensive dictionary reference for English learners, including advanced vocabulary, collocations, and synonyms. It offers offline access, real-voice pronunciation, and search functionality to enhance learning for work and study.

What We Love

  • 📚 Comprehensive and academic-worthy dictionary content
  • ✨ Full text search functionality
  • 🎯 User-friendly interface with practical language usage
  • 🏆 Highly regarded Oxford brand and reputation

Room to Improve

  • 💰 Forced transition from one-time purchase to subscription model
  • 🚫 Inability to restore or access previously purchased versions (OALD 8, 9)
  • 📱 Loss of access after device upgrades or app updates

More Oxford English Dictionary apps to explore

4
Dictionary.com: English Words
Dictionary.com: English Words
Dictionary.com: English Words
Dictionary, Thesaurus, Vocab
Free

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.

2 million+ definitions and synonymsWord of the DayExample sentences
🔍 Reference
(328K)
free with in-app purchases
5
Oxford Deluxe (InApp)
Oxford Deluxe (InApp)
Oxford Deluxe (InApp)
by English Channel, Inc.
Free

Access the most comprehensive English dictionary and thesaurus, complete with audio pronunciations and advanced search features. This app offers deep language exploration with AI-powered explanations and cross-referencing capabilities.

Full content of unabridged dictionary and thesaurus72,000 pre-recorded native British audio pronunciationsThree-way cross-referencing search
🔍 Reference
(298)
free with in-app purchases
6
English Learners Dictionary
English Learners Dictionary
English Learners Dictionary
Oxford Dictionary English
Free

Access a comprehensive Oxford Advanced Learner's Dictionary with definitions, examples, and pronunciation. Search words offline, track your history, and bookmark favorites. Improve your English with this detailed and interactive resource.

Offline dictionary accessAudio pronunciationsSearch history
📚 Education
(245)
free
7
Oxford Dictionary of English.
Oxford Dictionary of English.
Oxford Dictionary of English.
UniDict® Powered
$14.99

Access the most comprehensive English dictionary on mobile, featuring extensive vocabulary, audio pronunciations, and advanced search capabilities. Explore language with offline access, word-of-the-day features, and helpful tools for learning and research.

Full content of unabridged texts72,000 pre-recorded sound filesThree-way cross-referencing search
🔍 Reference
(70)
free with in-app purchases
8
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
9
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
10
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
11
English Dictionary *
English Dictionary *
English Dictionary *
Thesaurus and Vocabulary words
Free

Enhance your English vocabulary with a comprehensive offline dictionary and thesaurus. Access over 500,000 words, their meanings, synonyms, antonyms, and pronunciations. Perfect for students and professionals to improve language skills anytime, anywhere.

Offline word searchSynonyms and antonymsWord definitions
🔍 Reference
(1.1K)
subscription
12
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
13
Oxford Deluxe (ODE and OTE)
Oxford Deluxe (ODE and OTE)
Oxford Deluxe (ODE and OTE)
UniDict® Powered
$18.99

This comprehensive reference app combines the full content of the Oxford Dictionary of English and the Oxford Thesaurus of English. It offers advanced search capabilities, audio pronunciations by native speakers, and AI-powered tools for deeper understanding and wordplay.

Full content of Oxford Dictionary of EnglishFull content of Oxford Thesaurus of English72,000 native speaker audio pronunciations
🔍 Reference
(275)
paid
14
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
15
Oxford Learner’s Dictionaries
Oxford Learner’s Dictionaries
Oxford Learner’s Dictionaries
Bilingual editions
Free

This app provides bilingual dictionaries designed for English language learners. It offers pronunciation guides, word search features, and personalized vocabulary lists to enhance language skills. Access to the full dictionary requires an in-app purchase.

Bilingual dictionary searchReal-voice pronunciation audioRecord and compare pronunciation
🔍 Reference
(4)
free with in-app purchases
16
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
17
English Dictionary - LDOCE PRO
English Dictionary - LDOCE PRO
English Dictionary - LDOCE PRO
English Dictionary Offline
$14.99
$26.99 | 44% OFF

This comprehensive English dictionary app provides over 2 million definitions, synonyms, and corpus-based examples to help you understand and use English naturally. It includes a thesaurus, collocations dictionary, and grammar support to enhance your vocabulary and writing skills.

Over 2 million definitions and synonyms165,000 corpus-based examplesThesaurus with 18,000+ synonyms/antonyms
📚 Education
(2.2K)
free with in-app purchases
18
Persian Dictionary - Dict Box
Persian Dictionary - Dict Box
Persian Dictionary - Dict Box
دیکشنری انگلیسی به فارسی
Free

This offline dictionary and translator app facilitates Persian-English language learning and communication. It offers fast, convenient translations, smart word suggestions, and text pronunciation without an internet connection. Advanced features like a picture dictionary and cross-device sync are available with a premium upgrade.

Offline English to Farsi translationOffline Farsi to English translationSmart word suggestions
🔍 Reference
(86K)
free with in-app purchases
19
Vietnamese Dictionary PEnglish
Vietnamese Dictionary PEnglish
Vietnamese Dictionary PEnglish
English Vietnamese Dictionary
Free

This comprehensive app offers an offline English-Vietnamese dictionary with extensive word explanations and sentence translation. It also provides tools for vocabulary learning, exam preparation, and practicing all four language skills through games, videos, and grammar lessons.

Offline English-Vietnamese dictionaryVocabulary learning with gamesExam preparation and mock tests
📚 Education
(18K)
free with in-app purchases
20
Cambridge English Dictionary
Cambridge English Dictionary
Cambridge English Dictionary
for Advanced Learners, 4th ed.
Free

This comprehensive dictionary app provides definitions, pronunciations, and thesaurus entries for over 140,000 words and phrases. It offers advanced search capabilities, learning tools like flashcards and quizzes, and offline access. Ideal for English learners preparing for exams.

British and American English audio pronunciationsSMART Thesaurus for related words and phrasesFlash Card Quiz for memorization
🔍 Reference
(270)
free with in-app purchases

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