Best Offline Dictionary Apps

249+ iOS apps curated and reviewed

4.4 avg rating
18 free apps
Updated September 2026

Finding the right offline dictionary apps can be overwhelming with so many options. We've analyzed 249+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Offline Dictionary Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Dictionary Offline - Dict BoxDictionary Offline - Dict BoxFree4.6★ (12K)YesYesSep 2026
2Merriam-Webster DictionaryMerriam-Webster DictionaryFree4.8★ (324K)YesYesSep 2026
3Oxford Dictionary & ThesaurusOxford Dictionary & ThesaurusFree4.6★ (29K)NoYesSep 2026
4English Dictionary - OfflineEnglish Dictionary - OfflineFree4.0★ (7)YesYesAug 2026
5Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoSep 2026
6WordWeb DictionaryWordWeb DictionaryFree4.6★ (268)NoNoAug 2026
7English Dictionary – OfflineEnglish Dictionary – OfflineFree4.7★ (103)YesYesJul 2026
8English Dictionary • OfflineEnglish Dictionary • OfflineFree4.6★ (1.2K)NoYesSep 2026

Top Picks for Offline Dictionary

Dictionary Offline - Dict Box#1

Dictionary Offline - Dict Box by Xung Le

Dictionary for All Languages
Editor's Choice
🔍 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)
  • 👍 Easy to use
  • 👍 Useful for improving vocabulary and language skills

Room to Improve

  • 🐛 Dictionaries get deleted after updates
  • 🐛 Crashes and freezes
  • 💡 Lack of dark mode option
  • 🔋 Ads in paid version
  • 🐛 Syncing and backup issues
Merriam-Webster Dictionary#2

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Strong Contender
🔍 Reference
4.8😊(324K ratings)
FreeAdsIn-App Purchases
#28in 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
  • 👍 Word of the day feature
  • 👍 Fun word games

Room to Improve

  • 🐛 Ads can be intrusive
  • 🐛 Difficulty closing ads
  • 🐛 Repetitive game questions
  • 🐛 Missing words in dictionary
  • 🐛 Unreasonable level progression in games
Oxford Dictionary & Thesaurus#3

Oxford Dictionary & Thesaurus by MobiSystems, Inc.

Etymology & Offline Vocabulary
Worth Considering
🔍 Reference
4.6😐(29K ratings)
FreeIn-App Purchases
#84in 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
  • 👍 Helps with homework or even if you forgot how to spell write or don't know the meaning of a word
  • 👍 Excellent dictionary that has everything you'll ever need
  • 👍 Offline access is very helpful
  • 👍 Detailed definitions including word origins

Room to Improve

  • 🐛 Glitchy, way too many ads
  • 🔒 Annoying popup ads makes it unusable
  • 🔒 Ads stuck in, despite payment
  • 🐛 Never connect the server
  • 🐛 Stopped working
  • 🔒 Annoying popup ads
  • 🐛 Definitions disappear before reading is complete
  • 🔒 Intrusive and persistent ads even in paid version
  • 🔒 Subscription pricing is too high

More Offline Dictionary apps to explore

FAQ about Offline Dictionary

What are the best offline dictionary apps for iPhone?
Dictionary Offline - Dict Box tops our offline dictionary apps ranking as of September 2026, with a 4.6-star average from 12K App Store ratings, and it's free to download.
Yes — 18 of the top offline dictionary apps we rank are free to download, including Dictionary Offline - Dict Box and Merriam-Webster Dictionary.
Dictionary Offline - Dict Box shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ offline dictionary apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Dict Box is an offline dictionary and translator app that supports over 50 languages. It allows you to look up words, translate text, and access features like smart word suggestions and offline pronunciation without needing an internet connection.
Key features include offline access to dictionaries and translators for numerous languages, smart word suggestions, the ability to translate text directly within other apps, offline pronunciation, a picture dictionary, and a word reminder function.

Related searches