1. Home
  2. Topics
  3. Offline Dictionary Diseases

Best Offline Dictionary Diseases Apps

207+ iOS apps curated and reviewed

4.7 avg rating
18 free apps
Updated May 2026

Looking for free offline dictionary diseases apps? 18 of our 207+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Offline Dictionary Diseases

Oxford Dictionary & Thesaurus#1

Oxford Dictionary & Thesaurus by MobiSystems, Inc.

Thesaurus & Offline Vocabulary
Editor's Choice
🔍 Reference
4.6😐(28K ratings)
FreeAdsIn-App Purchases
#68in 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 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
Dictionary.com: English Words#2

Dictionary.com: English Words by Curiosity Media, Inc.

Dictionary, Thesaurus, Vocab
Strong Contender
🔍 Reference
4.7😐(19K ratings)
FreeAdsIn-App Purchases
Dictionary.com: English Words screenshot 1
Dictionary.com: English Words screenshot 2
Dictionary.com: English Words screenshot 3
Dictionary.com: English Words screenshot 4
Dictionary.com: English Words screenshot 5
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
Dictionary Offline - Dict Box#3

Dictionary Offline - Dict Box by Xung Le

Dictionary for All Languages
Worth Considering
🔍 Reference
4.6😊(11K 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

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.

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

More Offline Dictionary Diseases 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
(320K)
5
Dictionary and Thesaurus Pro
Dictionary and Thesaurus Pro
Dictionary and Thesaurus Pro
by TheFreeDictionary.com
$9.99

Access the premium ad-free Dictionary and Thesaurus Pro app by TheFreeDictionary.com for comprehensive offline dictionary and thesaurus content in multiple languages, including offline translations.

🔍 Reference
(2.5K)
6
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)
7
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
(85)
8
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Premium Ad-free Dictionary
$9.99

Access a premium ad-free dictionary app for iPhone, iPad, and Apple Watch with offline capabilities, new word games, and features like integrated thesaurus, vocabulary-building quizzes, voice search, and word of the day. Perfect for English language reference and vocabulary building. Find out more by checking the Application License Agreement and App Privacy Policy.

🔍 Reference
(22K)
9
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)
10
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
English dictionary with Audio
Free

An innovative language tool designed to enhance vocabulary skills through interactive word meanings, synonyms, antonyms, and example sentences. Expand your linguistic knowledge effortlessly!

🔍 Reference
(4.3K)
11
Drugs Dictionary - Offline
Drugs Dictionary - Offline
Drugs Dictionary - Offline
Medical Dictionary Offline
Free

This medical dictionary app provides comprehensive information on medications, diseases, and medical terminology, all accessible offline for free. It offers detailed drug information, prescription guidance, and a user-friendly design, making it a valuable resource for educational purposes, with the reminder to always consult a doctor for medical advice.

🏥 Medical
(9)
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
Kurdish Dictionary - Dict Box
Kurdish Dictionary - Dict Box
Kurdish Dictionary - Dict Box
English Kurdish Translation
Free

A highly efficient English to Kurdish dictionary app with a vast vocabulary. Ideal for users seeking quick translations without any hassle. Download now for instant access to comprehensive language support.

🔍 Reference
(14K)
14
Arabic Dictionary - قاموس عربي
Arabic Dictionary - قاموس عربي
Arabic Dictionary - قاموس عربي
Best Offline Arabic Translator
Free

Access the best offline Arabic translator for quick and easy language learning on-the-go. Carry a comprehensive Arabic dictionary in your pocket without any ads. Start expanding your Arabic vocabulary today.

📚 Books
(1.9K)
15
Dictionary Linguee
Dictionary Linguee
Dictionary Linguee
German, French, Spanish, more
Free

Discover a revolutionary dictionary app offering fast and reliable translations in multiple languages, including French, Spanish, and German. Access over one billion translations, editorial dictionaries, offline mode, example sentences, and pronunciation guides for seamless language learning. Try it now for quick and accurate translations on the go.

🔍 Reference
(11K)
16
قاموس طبي | Medical Dictionary
قاموس طبي | Medical Dictionary
قاموس طبي | Medical Dictionary
by Kazi Mohammad Ekram
Free

Carry a comprehensive medical dictionary in your pocket for quick and easy access to vital healthcare terminology. Enhance your language skills and medical knowledge on-the-go.

📚 Education
(663)
17
Korean Dictionary - Dict Box
Korean Dictionary - Dict Box
Korean Dictionary - Dict Box
Translate - Korean Translator
Free

An offline Korean dictionary app for easy translations and language learning, perfect for quick access to definitions and words on-the-go. Translate efficiently with this handy tool for all your Korean language needs.

🔍 Reference
(5.5K)
18
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)
19
Medical Dictionary Offline Pre
Medical Dictionary Offline Pre
Medical Dictionary Offline Pre
Medical Dictionary
Free

This medical dictionary app provides access to over 150,000 medical terms, audio pronunciations, and diagrams, allowing users to look up important medical information offline. It is a valuable resource for medical professionals, students, and anyone curious about medical terminology, offering a user-friendly interface and regularly updated information.

📚 Education
(20)
20
Terminology
Terminology
Terminology
Dictionary•Thesaurus•Research
Free

Explore a comprehensive terminology dictionary with extensive definitions, synonyms, and related terms. Enhance your understanding of various concepts and expand your vocabulary effortlessly. Start discovering today!

🔍 Reference
(1K)

Looking for something similar to offline dictionary diseases?

Explore related topics

offline dictionary