Best Etymology Online Apps

176+ iOS apps curated and reviewed

4.6 avg rating
13 free apps
Updated July 2026

If you already know Etymonline English Dictionary, this is the deeper bench. 176+ etymology online apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.

Compare top Etymology Online Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Etymonline English DictionaryEtymonline English DictionaryFree4.9β˜… (11K)YesYesJul 2026
2Etymology β€” Word OriginsEtymology β€” Word OriginsFree was $9.99β€”NoNoJun 2026
3EtymologyExplorerEtymologyExplorerFree4.8β˜… (1.3K)YesYesJul 2026
4Etymology Dictionary OfflineEtymology Dictionary OfflineFree3.7β˜… (21)NoNoMay 2026
5Merriam-Webster DictionaryMerriam-Webster DictionaryFree4.8β˜… (320K)YesYesJul 2026
6Dictionary.Dictionary.Free4.8β˜… (14K)YesYesJul 2026
7Oxford Dictionary & ThesaurusOxford Dictionary & ThesaurusFree4.6β˜… (28K)YesYesJul 2026
8Word Radicals: EtymologyWord Radicals: EtymologyFree5.0β˜… (2)NoNoJul 2026

Top Picks for Etymology Online

Etymonline English Dictionary#1

Etymonline English Dictionary by ε΄‡δΌŸ 柳

Dictionary to Build Vocabulary
Editor's Choice
πŸ“š Education
4.9😊(11K ratings)
FreeAdsIn-App Purchases
Etymonline English Dictionary screenshot 1
Etymonline English Dictionary screenshot 2
Etymonline English Dictionary screenshot 3
Etymonline English Dictionary screenshot 4
Etymonline English Dictionary screenshot 5
Etymonline English Dictionary screenshot 6

Explore the origins and history of English words with this comprehensive dictionary app. It offers instant search, related word suggestions, and an offline mode for premium users. Enhance your vocabulary and understanding of word roots.

What We Love

  • πŸš€ Excellent app
  • πŸ‘ Comprehensive and well-researched
  • πŸ‘ Useful for understanding word origins
  • πŸ‘ Informative and insightful

Room to Improve

  • πŸ› App version has incomplete entries
  • πŸ”’ Privacy concerns with data collection
  • πŸ’° Subscription fees too high
EtymologyExplorer#3

EtymologyExplorer by Might Could Studios LLC

Explore words and their roots!
Worth Considering
πŸ“š Education
4.8😊(1.3K ratings)
FreeAdsIn-App Purchases
EtymologyExplorer screenshot 1
EtymologyExplorer screenshot 2
EtymologyExplorer screenshot 3
EtymologyExplorer screenshot 4

Discover the fascinating origins and connections of words. This app provides visual maps of word roots, detailed etymologies, definitions, and audio pronunciations. Explore how seemingly unrelated words can share common ancestry.

What We Love

  • πŸš€ Intuitive and user-friendly
  • πŸ” Comprehensive and detailed etymology information
  • 🌟 Visually appealing and well-designed
  • πŸ“š Helpful for language learning and vocabulary building

Room to Improve

  • πŸ› Occasional bugs and crashes
  • πŸ” Limited database of words
  • πŸ’° Subscription model may be costly for some users

More Etymology Online apps to explore

4
Etymology Dictionary Offline
Etymology Dictionary Offline
Etymology Dictionary Offline
offline Etymology Dictionary
Free

Explore the origins and historical evolution of words with this comprehensive offline dictionary. It offers definitions, search functionality, and a quiz to test your vocabulary knowledge.

Offline access to word originsTens of thousands of words and termsSearch functionality
πŸ“š Education
(21)
free
5
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
πŸ” Reference
(320K)
free with in-app purchases
6
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
πŸ” Reference
(14K)
free with in-app purchases
7
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Thesaurus & 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
πŸ” Reference
(28K)
free with in-app purchases
8
Word Radicals: Etymology
Word Radicals: Etymology
Word Radicals: Etymology
Word origins & their journeys
Free

Explore the historical origins of English words by tracing their linguistic journeys through Latin, Greek, and other languages. Discover morpheme breakdowns and original definitions from classical lexicons. This app offers an offline, minimal interface for an immersive etymological experience.

Etymology chains showing word journeysMorpheme breakdownsClassical lexicon sources
πŸ“š Education
(2)
free
9
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
by Weeswares Pte Ltd
Free

This is a straightforward thesaurus app that provides synonyms and antonyms for words. It focuses on simplicity and ease of use, offering related words alongside definitions. An internet connection is required for it to function.

Synonyms and antonymsRelated wordsSimple interface
πŸ” Reference
(120)
free
10
Modern English Etymology
Modern English Etymology
Modern English Etymology
etymological dictionary
$3.99
πŸ” Reference
(0)
11
Italian Etymology Dictionary
Italian Etymology Dictionary
Italian Etymology Dictionary
etymology of Italian words
$1.99
πŸ” Reference
(0)
12
Daily Etymology
Daily Etymology
Daily Etymology
One Word Origin Every Day
Free

Discover the origin and meaning of a new word each day. This app focuses on the historical roots and evolution of words, offering a unique way to expand your vocabulary beyond simple definitions. It's designed for anyone interested in language, writing, or history.

Daily word originEtymology explanationsMeaning and usage
πŸ“š Education
(1)
free
13
Urban Dictionary
Urban Dictionary
Urban Dictionary
by Urban Dictionary LLC
Free

Access a vast collection of user-submitted definitions for slang and non-slang words. Search, vote on definitions, and discover new words with daily updates. Share interesting terms easily with friends.

Unlimited free searchesSlang and non-slang definitionsVote on definitions
πŸ” Reference
(3.5K)
free
14
German Etymology Dictionary
German Etymology Dictionary
German Etymology Dictionary
etymological dictionary
$2.99

Explore the origins and meanings of over 40,000 German words. This comprehensive dictionary offers detailed etymology, pronunciation, and cross-references, making it an invaluable tool for English speakers learning German. Create custom word lists and discover prefixes and suffixes.

Detailed etymology and originPronunciation guideCross-referenced entries
πŸ” Reference
(3)
paid
15
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Premium Ad-free Dictionary
$9.99

Access America's leading dictionary with over 15,000 extra entries for people and places. Enjoy offline access, voice search, and daily vocabulary builders. This app offers expert word guidance with a thesaurus and example sentences.

Ad-free experience15,000+ premium entriesOffline dictionary access
πŸ” Reference
(22K)
freemium
16
Proto Indo European Etymology
Proto Indo European Etymology
Proto Indo European Etymology
etymology dictionary
$2.99

Explore the origins and culture of Proto-Indo-European speakers through an offline etymological dictionary. Discover insights into their lives, society, and environment, with detailed chapters on various aspects of their civilization.

Offline etymological dictionaryReconstruction of Proto-Indo-EuropeanInsights into PIE culture and society
πŸ” Reference
(2)
paid
17
WordReference Dictionary
WordReference Dictionary
WordReference Dictionary
by WordReference.com, LLC
Free

Access a comprehensive suite of dictionaries and translation tools for multiple languages. Explore conjugations, synonyms, and a vast forum with millions of answered questions. This app provides quick access to extensive language resources.

Extensive multilingual dictionariesVerb conjugatorsSynonym finder
πŸ” Reference
(5)
ad-supported
18
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
πŸ” Reference
(328K)
free with in-app purchases
19
Advanced English Dictionary.
Advanced English Dictionary.
Advanced English Dictionary.
English Dictionary & Thesaurus
$2.99

This comprehensive English dictionary and thesaurus offers offline access to millions of words, definitions, pronunciations, and etymologies. Explore word connections, sample sentences, and discover new vocabulary with advanced search and unique features.

Extensive word database (4.9 million words)High-quality audio pronunciations (US, UK, AU)Advanced search technology
πŸ” Reference
(238)
paid
20
Latin Etymology Dictionary
Latin Etymology Dictionary
Latin Etymology Dictionary
Latin words, names, roots
$2.99
πŸ” Reference
(0)

FAQ about Etymology Online

What are the best etymology online apps for iPhone?
Etymonline English Dictionary tops our etymology online apps ranking as of July 2026, with a 4.9-star average from 11K App Store ratings, and it's free to download.
Yes β€” 13 of the top etymology online apps we rank are free to download, including Etymonline English Dictionary and Etymology β€” Word Origins.
Etymonline English Dictionary shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 176+ etymology online apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides access to the complete Online Etymology Dictionary, allowing users to explore the origins and history of English words. It helps users understand word roots and improve their vocabulary through features like related word suggestions and instant search.
Key features include instantaneous search with spelling suggestions, the ability to find related words that share the same origin or root, and a universal app design for iPhones and iPads. Premium users also gain access to an offline dictionary and an ad-free experience.