1. Home
  2. Topics
  3. Idioms Dictionary

Best Idioms Dictionary Apps

199+ iOS apps curated and reviewed

4.4 avg rating
16 free apps
Updated June 2026

Dictionary.com is the household name in idioms dictionary, but it's far from the only option. We track 199+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Idioms 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
#96in Reference
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
Idioms and Slang Dictionary#2

Idioms and Slang Dictionary by Farlex, Inc.

Phrase meanings and history
Strong Contender
🔍 Reference
4.7😊(1K ratings)
FreeAdsIn-App Purchases
Idioms and Slang Dictionary screenshot 1
Idioms and Slang Dictionary screenshot 2
Idioms and Slang Dictionary screenshot 3
Idioms and Slang Dictionary screenshot 4
Idioms and Slang Dictionary screenshot 5

Discover the essence of idioms and slang with a comprehensive dictionary offering meanings, history, and examples for over 61,000 terms, including idioms, slang, proverbs, and more. Search, learn, and master conversational English with clear definitions, audio pronunciations, and bookmark features. Explore the world of idiomatic expressions and download now for a free, authoritative resource.

What We Love

  • 👍 Simple design, easy to use
  • 🚀 Accurate results
  • 👍 Useful for understanding idioms
  • 👍 Helpful for non-native English speakers

Room to Improve

  • 🐛 Impossible to read text due to background issues
  • 🐛 Ads still show up despite paid subscription
  • 🔧 Needs more advanced features like translations, audio, and contextual information
Merriam-Webster Dictionary#3

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Worth Considering
🔍 Reference
4.9😊(3.2K ratings)
FreeAdsIn-App Purchases
#44in Reference
Merriam-Webster Dictionary screenshot 1
Merriam-Webster Dictionary screenshot 2
Merriam-Webster Dictionary screenshot 3
Merriam-Webster Dictionary screenshot 4

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].

What We Love

  • 🚀 Easy to use
  • 👍 Comprehensive definitions
  • 👍 Helpful thesaurus
  • 🚀 Offline access

Room to Improve

  • 🐛 Ads can be intrusive
  • 🐛 Difficulty closing ads
  • 🐛 Repetitive game questions

More Idioms Dictionary apps to explore

4
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)
5
Idioms and Phrases for English
Idioms and Phrases for English
Idioms and Phrases for English
Phrasal Verbs Dictionary
Free
📚 Education
(0)
6
English language: Learn & Play
English language: Learn & Play
English language: Learn & Play
№1 Phrases and Idioms App
Free

Learn English effortlessly with our interactive app that provides grammar lessons, vocabulary practice, and speaking exercises. Start your language learning journey today!

📚 Education
(7.6K)
7
English idioms in use
English idioms in use
English idioms in use
All English Idioms & Phrases
Free
📚 Education
(257)
8
Idioms English Dictionary
Idioms English Dictionary
Idioms English Dictionary
Listen sound and work offline
Free

This English idioms dictionary app offers a comprehensive collection of 8,500 words with sound, allowing users to search, listen, and learn idioms offline. With customizable voice settings and a versatile search feature, users can tailor their learning experience and explore idioms by starting, ending, or containing specific words.

🔍 Reference
(29)
9
Idioms & Phrases (English)
Idioms & Phrases (English)
Idioms & Phrases (English)
most useful idioms & phrases
Free

Learn thousands of useful English idioms and phrases with this free application, featuring a vast collection, categorization, and a user-friendly interface. Browse, search, and mark your favorite idioms and phrases to enhance your language skills.

📚 Education
(65)
10
English Idioms Cards
English Idioms Cards
English Idioms Cards
All common idioms in one app
Free

Learn English idioms in a fun and easy way with 1000 flashcards featuring meanings, examples, pictures, and pronunciation. Enhance your vocabulary for exams like IELTS, TOEFL, and more. No ads.

📚 Education
(873)
11
Dictionary of Idiom Origins
Dictionary of Idiom Origins
Dictionary of Idiom Origins
origins of English idioms
$1.99

This comprehensive dictionary explores the origins of over 1000 English idioms, providing detailed information on their source, history, and usage. By understanding where idioms come from, users can improve their language skills and learn to use idioms in context, making it a valuable reference for anyone interested in the English language.

🔍 Reference
(0)
12
Spanish Idiom Dictionary
Spanish Idiom Dictionary
Spanish Idiom Dictionary
idioms, proverbs, phrases
$1.99
🔍 Reference
(1)
13
French Idiom Dictionary
French Idiom Dictionary
French Idiom Dictionary
Idioms, Proverbs, Phrases
$2.99
🔍 Reference
(0)
14
Translate Free - Language Translator & Dictionary
Translate Free - Language Translator & Dictionary
Translate Free - Language Translator & Dictionary
by myLanguage
Free

Translate Free is a versatile language translation application that allows users to effortlessly translate text or speech between various languages. With user-friendly interfaces and accurate translation results, this app is your go-to tool for breaking language barriers. Experience seamless communication today!

✈️ Travel
(13K)
15
Advanced Idioms Dictionary
Advanced Idioms Dictionary
Advanced Idioms Dictionary
by Le Thi Quynh Ny
Free

This application is a comprehensive dictionary of idioms that helps users look up and learn the meanings of idiomatic phrases, featuring a vast collection of idioms, topic-based organization, flashcards, and quizzes. With this tool, users can improve their understanding of idioms and enhance their language skills.

📚 Education
(1)
16
LDict - English Dictionary
LDict - English Dictionary
LDict - English Dictionary
English Dictionary for Beginer
Free

This English dictionary app allows users to search for words and idioms, listen to pronunciations in US or UK voices, and bookmark favorite terms, with additional features like search history and customizable settings. Download now and start exploring the world of English language with this comprehensive dictionary tool.

🔍 Reference
(0)
17
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)
18
Idiom Of The Day: Daily Phrase
Idiom Of The Day: Daily Phrase
Idiom Of The Day: Daily Phrase
learn idioms and phrase daily
Free
📚 Education
(0)
19
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
(243)
20
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Thesaurus & Offline Vocabulary
Free

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.

🔍 Reference
(28K)

Looking for something similar to idioms dictionary?

Explore related topics