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Best Offline Dictionary Diseases Apps

244+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated July 2026

Looking for free offline dictionary diseases apps? 19 of our 244+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Offline Dictionary Diseases Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Dictionary.Dictionary.Free4.8★ (15K)YesYesAug 2026
2Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoAug 2026
3Disease Specialist DictionaryDisease Specialist DictionaryFree—NoNoMay 2026
4Drugs Dictionary - OfflineDrugs Dictionary - OfflineFree4.9★ (9)YesNoAug 2026
5Dictionary Offline - Dict BoxDictionary Offline - Dict BoxFree4.6★ (12K)YesYesAug 2026
6Dictionary and Thesaurus ProDictionary and Thesaurus Pro$9.994.9★ (2.6K)NoNoAug 2026
7One DictionaryOne DictionaryFree—NoNoJul 2026
8Doctor Dictionary OfflineDoctor Dictionary OfflineFree—NoNoMay 2026

Top Picks for Offline Dictionary Diseases

Dictionary.#1

Dictionary. by Farlex, Inc.

by TheFreeDictionary.com
Editor's Choice
🔍 Reference
4.8😊(15K ratings)
FreeAdsIn-App Purchases
Dictionary. screenshot 1
Dictionary. screenshot 2
Dictionary. screenshot 3
Dictionary. screenshot 4
Dictionary. screenshot 5

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.

What We Love

  • 🚀 Comprehensive and detailed definitions
  • 👍 Helpful thesaurus and translation features
  • 🎮 Fun word games and activities
  • 📚 Vast amount of information beyond just definitions

Room to Improve

  • 🔍 Cluttered interface with too many ads
  • 🐛 Occasional crashes and bugs
  • 🔍 Difficulty finding specific settings or features
Dictionary.com: English Words#2

Dictionary.com: English Words by Curiosity Media

Dictionary, Thesaurus, Vocab
Strong Contender
🔍 Reference
4.8😐(328K 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

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.

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

More Offline Dictionary Diseases apps to explore

4
Drugs Dictionary - Offline
Drugs Dictionary - Offline
Drugs Dictionary - Offline
Medical Dictionary Offline
Free

Access comprehensive information on medications, medical terms, and diseases without an internet connection. This app offers detailed drug data, prescription guidance, and a vast database for educational purposes.

Offline accessDetailed drug informationMedication prescriptions
🏥 Medical
(9)
ad-supported
5
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
(12K)
free with in-app purchases
6
Dictionary and Thesaurus Pro
Dictionary and Thesaurus Pro
Dictionary and Thesaurus Pro
by TheFreeDictionary.com
$9.99

Access a comprehensive offline dictionary and thesaurus with extensive content in multiple languages. Explore definitions, synonyms, and specialized dictionaries for various fields. Enjoy an ad-free experience with features like word games and instant lookups.

Ad-free experienceOffline English dictionary and thesaurusOffline dictionaries in 13 languages
🔍 Reference
(2.6K)
paid
7
One Dictionary
One Dictionary
One Dictionary
Extensible offline dictionary
Free
🔍 Reference
(0)
8
Doctor Dictionary Offline
Doctor Dictionary Offline
Doctor Dictionary Offline
by Andrew Putranto
Free
📚 Education
(0)
9
Medical Dictionary Offline
Medical Dictionary Offline
Medical Dictionary Offline
by Andrew Putranto
Free

Access a comprehensive medical dictionary with thousands of terms, all available offline. Search and learn medical vocabulary without an internet connection, making it ideal for travel or areas with limited data. The app is completely free to use.

Thousands of medical words and termsWorks offline, no internet neededCompletely free to use
📚 Education
(1)
free
10
Medical Dictionary Offline Pre
Medical Dictionary Offline Pre
Medical Dictionary Offline Pre
Medical Dictionary
Free

Access a comprehensive offline medical dictionary with over 150,000 terms, definitions, and audio pronunciations. Ideal for medical professionals, students, and anyone seeking clear medical terminology.

Offline access150,000+ medical terms40,000+ audio pronunciations
📚 Education
(20)
free with in-app purchases
11
Medicine Dictionary Offline
Medicine Dictionary Offline
Medicine Dictionary Offline
Medicine Information
Free
📚 Education
(0)
12
Neurology Dictionary Offline
Neurology Dictionary Offline
Neurology Dictionary Offline
by Andrew Putranto
Free
📚 Education
(0)
13
Disorder & Diseases Dictionary
Disorder & Diseases Dictionary
Disorder & Diseases Dictionary
Disorder & Diseases Dictionary
Free

This offline medical reference provides comprehensive information on diseases and disorders, including symptoms, causes, and treatments. It serves as a self-diagnosis advisor and a quick lookup tool for medical terminology, acting like a home doctor for common ailments.

Offline accessDetailed disease descriptionsSymptom lookup
🏥 Medical
(10)
free with in-app purchases
14
Disease Dictionary - Disease List
Disease Dictionary - Disease List
Disease Dictionary - Disease List
by Santosh Mishra
Free

Access a comprehensive encyclopedia of disease terms with easy search and bookmarking features. Get accurate definitions and listen to correct pronunciations. Share information and expand your medical knowledge offline.

Vast disease term encyclopediaSearch functionalityBookmark terms
💪 Health & Fitness
(0)
free
15
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Etymology & Offline Vocabulary
Free

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.

15 Oxford DictionariesThesaurus integrationAudio pronunciations
🔍 Reference
(29K)
free with in-app purchases
16
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
(7)
free with in-app purchases
17
قاموس طبي | Medical Dictionary
قاموس طبي | Medical Dictionary
قاموس طبي | Medical Dictionary
Offline · Doctors & Students
Free

An offline Arabic and English medical dictionary designed for healthcare professionals, students, and language learners. It offers extensive vocabulary, fast searching, and offline access to definitions and translations, making it a convenient tool for understanding medical terms.

Offline Arabic & English medical dictionaryExtensive vocabulary (117,000+ Arabic, 130,000+ English words)Fast search capability
📚 Education
(660)
free with in-app purchases
18
English Dictionary - Offline & FREE
English Dictionary - Offline & FREE
English Dictionary - Offline & FREE
by Thi Vo
Free
📚 Education
(0)
19
Electronic Dictionary Offline
Electronic Dictionary Offline
Electronic Dictionary Offline
by Andrew Putranto
Free
📚 Education
(0)
20
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

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FAQ about Offline Dictionary Diseases

What are the best offline dictionary diseases apps for iPhone?
Dictionary. tops our offline dictionary diseases apps ranking as of July 2026, with a 4.8-star average from 15K App Store ratings, and it's free to download.
Yes — 19 of the top offline dictionary diseases apps we rank are free to download, including Dictionary. and Dictionary.com: English Words.
Dictionary. shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 244+ offline dictionary diseases apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Key features include offline access to dictionaries and thesauruses, a vast collection of definitions and synonyms, daily vocabulary builders like Word of the Day, specialty dictionaries for various fields, and translation services. It also offers word games and the ability to look up words directly from other apps.
The app supports translations of English into over 40 languages, including Spanish, French, German, Italian, Portuguese, and Russian. It also offers dozens of other translation options, allowing users to translate other languages into English as well.