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Best Offline Dictionary For Word Definitions Apps

250+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated August 2026

The best offline dictionary for word definitions apps on iPhone average 4.6★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Offline Dictionary For Word Definitions Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Oxford Dictionary & ThesaurusOxford Dictionary & ThesaurusFree4.6★ (29K)NoYesAug 2026
2Dictionary Offline - Dict BoxDictionary Offline - Dict BoxFree4.6★ (12K)YesYesAug 2026
3English Dictionary - OfflineEnglish Dictionary - OfflineFree4.0★ (7)YesYesAug 2026
4Merriam-Webster DictionaryMerriam-Webster DictionaryFree4.8★ (324K)YesYesAug 2026
5English Dictionary *English Dictionary *Free4.6★ (1.2K)NoYesAug 2026
6Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoAug 2026
7WordWeb DictionaryWordWeb DictionaryFree4.6★ (268)NoNoAug 2026
8English Dictionary - Offline & FREEEnglish Dictionary - Offline & FREEFree—NoNoMay 2026

Top Picks for Offline Dictionary For Word Definitions

Oxford Dictionary & Thesaurus#1

Oxford Dictionary & Thesaurus by MobiSystems, Inc.

Etymology & Offline Vocabulary
Editor's Choice
🔍 Reference
4.6😐(29K ratings)
FreeIn-App Purchases
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
Dictionary Offline - Dict Box#2

Dictionary Offline - Dict Box by Xung Le

Dictionary for All Languages
Strong Contender
🔍 Reference
4.6😊(12K ratings)
FreeAdsIn-App Purchases
Dictionary Offline - Dict Box screenshot 1
Dictionary Offline - Dict Box screenshot 2
Dictionary Offline - Dict Box screenshot 3
Dictionary Offline - Dict Box screenshot 4
Dictionary Offline - Dict Box screenshot 5

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.

What We Love

  • 👍 Great app
  • 🚀 Comprehensive dictionaries
  • 🚀 Offline functionality
  • 👍 Helpful features (e.g., pronunciation, synonyms, examples)

Room to Improve

  • 🐛 Dictionaries get deleted after updates
  • 🐛 Crashes and freezes
  • 💡 Lack of dark mode option
English Dictionary - Offline#3

English Dictionary - Offline by ZeeAlpha Tech

Offline English Dictionary
Worth Considering
🔍 Reference
4.0(7 ratings)
FreeAdsIn-App Purchases
English Dictionary - Offline screenshot 1
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English Dictionary - Offline screenshot 3
English Dictionary - Offline screenshot 4
English Dictionary - Offline screenshot 5

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.

More Offline Dictionary For Word Definitions apps to explore

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

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.

Offline dictionary accessVoice search for wordsDaily Word of the Day
🔍 Reference
(324K)
free with in-app purchases
5
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
(1.2K)
subscription
6
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
7
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
(268)
free
8
English Dictionary - Offline & FREE
English Dictionary - Offline & FREE
English Dictionary - Offline & FREE
by Thi Vo
Free
📚 Education
(0)
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
(15K)
free with in-app purchases
10
Electronic Dictionary Offline
Electronic Dictionary Offline
Electronic Dictionary Offline
by Andrew Putranto
Free
📚 Education
(0)
11
Minimal Dictionary
Minimal Dictionary
Minimal Dictionary
Offline minimal dictionary
Free
📚 Education
(0)
12
WordNet Offline Dictionary
WordNet Offline Dictionary
WordNet Offline Dictionary
Words, synonyms and examples
Free
📚 Education
(0)
13
Словарь Оффлайн
Словарь Оффлайн
Словарь Оффлайн
by Tapclay
$0.99

Access definitions and translations for up to 66 languages without an internet connection. This app is ideal for travelers or those in areas with limited connectivity, saving data costs. Dictionaries are downloaded once and remain on your device for continuous use.

66 offline dictionariesMulti-language definition and translationNo internet required
🔍 Reference
(0)
paid
14
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
15
Synonyms Dictionary
Synonyms Dictionary
Synonyms Dictionary
Offline Synonyms Dictionary
Free
📚 Books
(0)
16
Mechanical Dictionary Offline
Mechanical Dictionary Offline
Mechanical Dictionary Offline
by Andrew Putranto
Free
📚 Education
(0)
17
Offline Words
Offline Words
Offline Words
Your Offline Word Assistant
Free
🔧 Utilities
(0)
18
E-A Dictionary offline
E-A Dictionary offline
E-A Dictionary offline
Your Fast Offline Dictionary
Free
📚 Education
(0)
19
OpenDict - Offline Dictionary
OpenDict - Offline Dictionary
OpenDict - Offline Dictionary
German French Spanish Italian
Free

This app provides an extensive offline dictionary and translator with support for over 200 languages. It offers lightning-fast searches, instant translations, and detailed definitions, all without requiring an internet connection. Organize your vocabulary with custom tags and enjoy a completely ad-free and subscription-free experience.

Offline dictionary and translatorSupport for 226 languagesLightning-fast offline search
📚 Education
(0)
free
20
DictionBot: Fast AI Dictionary
DictionBot: Fast AI Dictionary
DictionBot: Fast AI Dictionary
Instant Meanings & Definitions
Free
🔍 Reference
(0)

FAQ about Offline Dictionary For Word Definitions

What are the best offline dictionary for word definitions apps for iPhone?
Oxford Dictionary & Thesaurus tops our offline dictionary for word definitions apps ranking as of August 2026, with a 4.6-star average from 29K App Store ratings, and it's free to download.
Yes — 19 of the top offline dictionary for word definitions apps we rank are free to download, including Oxford Dictionary & Thesaurus and Dictionary Offline - Dict Box.
Oxford Dictionary & Thesaurus has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ offline dictionary for word definitions apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides access to a comprehensive collection of dictionaries and thesauruses from Oxford Languages. It offers definitions, synonyms, antonyms, audio pronunciations, and word origins for a vast number of words. It also includes features like offline access, advanced search options, and personalized word lists.
Key features include access to 15 different Oxford dictionaries, a built-in thesaurus, audio pronunciations, etymology, word of the day, favorites, recent searches, auto-correction, and advanced search options like camera and voice search. Premium users get unlimited database access, offline functionality, and an ad-free experience.