1. Home
  2. Topics
  3. It Dictionary

Best It Dictionary Apps

0+ iOS apps curated and reviewed

4.6 avg rating
16 free apps
Updated July 2026

Every iPhone needs a few good it dictionary apps. We benchmark 0+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top It Dictionary Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoSep 2026
2Merriam-Webster DictionaryMerriam-Webster DictionaryFree4.8★ (324K)YesYesSep 2026
3IT and Computer Dict (Jpn-Eng)IT and Computer Dict (Jpn-Eng)$1.995.0★ (1)NoNoSep 2026
4WordWeb DictionaryWordWeb DictionaryFree4.6★ (268)NoNoAug 2026
5Merriam-Webster Dictionary+Merriam-Webster Dictionary+$9.994.8★ (22K)NoNoSep 2026
6Oxford Dictionary & ThesaurusOxford Dictionary & ThesaurusFree4.6★ (29K)NoYesSep 2026
7Dictionary Offline - Dict BoxDictionary Offline - Dict BoxFree4.6★ (12K)YesYesSep 2026
8Advanced English Dictionary.Advanced English Dictionary.$2.994.7★ (241)NoNoAug 2026

Top Picks for It Dictionary

Dictionary.com: English Words#1

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

Dictionary, Thesaurus, Vocab
Editor's Choice
🔍 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
  • 🤩 Great for expanding vocabulary

Room to Improve

  • 🐛 Inconsistent search results and missing definitions
  • 💸 Aggressive ads even after paid upgrades
  • 🤯 Frequent crashes and performance issues
  • 🤔 Confusing layout changes and UI issues
  • 🤷‍♀️ Paid features not always working as expected
Merriam-Webster Dictionary#2

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Strong Contender
🔍 Reference
4.8😊(324K ratings)
FreeAdsIn-App Purchases
#30in 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
IT and Computer Dict (Jpn-Eng)#3

IT and Computer Dict (Jpn-Eng) by CJKI

Worth Considering
🔍 Reference
5.0(1 ratings)
$1.99
IT and Computer Dict (Jpn-Eng) screenshot 1
IT and Computer Dict (Jpn-Eng) screenshot 2
IT and Computer Dict (Jpn-Eng) screenshot 3
IT and Computer Dict (Jpn-Eng) screenshot 4
IT and Computer Dict (Jpn-Eng) screenshot 5

This reference app provides a comprehensive Japanese-English and English-Japanese dictionary for IT and computer terms. It offers quick lookups for professionals, students, and translators, with over 260,000 entries accessible offline.

More It Dictionary apps to explore

FAQ about It Dictionary

What are the best it dictionary apps for iPhone?
Dictionary.com: English Words tops our it dictionary apps ranking as of July 2026, with a 4.8-star average from 328K App Store ratings, and it's free to download.
Yes — 16 of the top it dictionary apps we rank are free to download, including Dictionary.com: English Words and Merriam-Webster Dictionary.
Dictionary.com: English Words shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
This app serves as a comprehensive English dictionary and thesaurus, offering over 2 million trusted definitions and synonyms. It aims to help users improve their English vocabulary, understanding, and writing skills through various features.
Key features include access to millions of definitions and synonyms, a 'Word of the Day' to expand vocabulary, example sentences to show word usage, audio pronunciations, grammar tips, and a search history to track learned words.