Best Offline Oxford Dictionary Apps

228+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good offline oxford dictionary apps. We benchmark 228+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Offline Oxford 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
#90in Reference
Oxford Dictionary & Thesaurus screenshot 1
Oxford Dictionary & Thesaurus screenshot 2
Oxford Dictionary & Thesaurus screenshot 3
Oxford Dictionary & Thesaurus screenshot 4
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
#32in 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
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
English Dictionary * screenshot 2
English Dictionary * screenshot 3
English Dictionary * screenshot 4
English Dictionary * screenshot 5
English Dictionary * screenshot 6

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.

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 Offline Oxford Dictionary apps to explore

4
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
5
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
6
Oxford Advanced Learner's Dict
Oxford Advanced Learner's Dict
Oxford Advanced Learner's Dict
for learners of English
Free

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.

Advanced learner's dictionaryCollocations dictionaryLearner's thesaurus
🔍 Reference
(91)
free with in-app purchases
7
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
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
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
10
English Dictionary – Offline
English Dictionary – Offline
English Dictionary – Offline
Vocapture – Learn Vocabulary
Free

Master English vocabulary with this offline dictionary and smart learning tool. It offers over 820,000 definitions, idioms, and phrases, with audio pronunciations and an intelligent flashcard system for efficient learning. Access all features without an internet connection.

Offline English-English dictionaryOver 200,000 idioms and phrasesAudio pronunciations
🔍 Reference
(103)
free with in-app purchases
11
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
12
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
13
Thai Dictionary - Dict Box
Thai Dictionary - Dict Box
Thai Dictionary - Dict Box
Thai Translator - Translate
Free

This app provides offline English-Thai and Thai-English translation with definitions, synonyms, and pronunciations. It offers smart word suggestions, a picture dictionary, and word reminders, all accessible without an internet connection. An optional premium upgrade unlocks advanced features and an ad-free experience.

Offline English-Thai translationOffline Thai-English translationDefinitions, synonyms, pronunciations
🔍 Reference
(3.4K)
free with in-app purchases
14
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
15
Advance English Dictionary
Advance English Dictionary
Advance English Dictionary
Offline English Dictionary
Free

An offline English to English dictionary with over 500,000 words, definitions, and synonyms. It's designed for learners and speakers of English, offering features like word of the day and a thesaurus for easy vocabulary expansion.

Offline dictionary access500,000+ words with definitionsSynonyms and thesaurus
📚 Education
(21)
free with in-app purchases
16
Arabic Dictionary - قاموس عربي
Arabic Dictionary - قاموس عربي
Arabic Dictionary - قاموس عربي
Best Offline Arabic Translator
Free

This offline dictionary provides bidirectional translation between Arabic and English, featuring over 100,000 words. It's ideal for travelers, students, and anyone looking to learn either language, offering flashcards and a user-friendly interface.

Offline bidirectional translationExtensive Arabic and English vocabularyFast search capability
📚 Books
(1.9K)
free with in-app purchases
17
Arabic Dictionary - Dict Box
Arabic Dictionary - Dict Box
Arabic Dictionary - Dict Box
قاموس انكليزي عربي
Free

This app provides offline English-Arabic and Arabic-English translation and dictionary services. It offers smart word suggestions, text pronunciation, and the ability to translate text within other applications. An optional premium version unlocks advanced features and an ad-free experience.

Offline English-Arabic translationOffline Arabic-English translationSmart word suggestions
🔍 Reference
(28K)
freemium
18
Terminology
Terminology
Terminology
Dictionary•Thesaurus•Research
Free

Explore the English language with this comprehensive tool. It offers dictionary and thesaurus functions, along with research capabilities to dive deeper into words and phrases. Extend its functionality with custom resources for web and app searches.

Offline U.S. English dictionarySynonyms, antonyms, and word relationsCustomizable resources for web and app searches
🔍 Reference
(1K)
freemium
19
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
20
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