Best Idioms And Slang Dictionary Apps

249+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated September 2026

Out of 249+ idioms and slang dictionary apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Idioms And Slang Dictionary Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Idioms and Slang DictionaryIdioms and Slang DictionaryFree4.7★ (1.1K)YesYesSep 2026
2English Idioms and SlangsEnglish Idioms and SlangsFree4.7★ (37)YesNoSep 2026
3English language: Learn & PlayEnglish language: Learn & PlayFree4.6★ (7.6K)YesYesSep 2026
4English Idioms CardsEnglish Idioms CardsFree4.6★ (914)NoYesSep 2026
5Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoSep 2026
6Urban DictionaryUrban DictionaryFree4.5★ (3.5K)NoNoSep 2026
7Dictionary.Dictionary.Free4.8★ (15K)YesYesSep 2026
8English Idioms & PhrasesEnglish Idioms & PhrasesFree3.0★ (1)NoNoAug 2026

Top Picks for Idioms And Slang Dictionary

Idioms and Slang Dictionary#1

Idioms and Slang Dictionary by Farlex, Inc.

Phrase meanings and history
Editor's Choice
🔍 Reference
4.7😊(1.1K ratings)
FreeAdsIn-App Purchases
Idioms and Slang Dictionary screenshot 1
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Explore the meanings and origins of over 61,000 idioms, slang terms, proverbs, and expressions. Understand conversational English like a native speaker with definitions, historical context, and example sentences.

What We Love

  • 👍 Simple design, easy to use
  • 🚀 Accurate results
  • 👍 Useful for understanding idioms
  • 👍 Helpful for non-native English speakers
  • 👍 Great resource for teaching and learning English
  • 👍 Fantastic for learning origins of phrases and idioms

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
  • 🔧 User experience could be improved, such as better navigation
English language: Learn & Play#3

English language: Learn & Play by Smertrios

№1 Phrases and Idioms App
Worth Considering
📚 Education
4.6😞(7.6K ratings)
FreeAdsIn-App Purchases
English language: Learn & Play screenshot 1
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English language: Learn & Play screenshot 5
English language: Learn & Play screenshot 6

Master English idioms, phrases, and slang through engaging games and quizzes. This app helps you understand and memorize vocabulary using spaced repetition, improving your fluency and confidence in communication.

What We Love

  • 👍 Good app for learning idioms
  • 🚀 Helpful for improving English vocabulary
  • 📚 Useful for non-native English speakers

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Difficult to cancel subscription
  • 🐛 Occasional bugs and errors in the app

More Idioms And Slang Dictionary apps to explore

FAQ about Idioms And Slang Dictionary

What are the best idioms and slang dictionary apps for iPhone?
Idioms and Slang Dictionary tops our idioms and slang dictionary apps ranking as of September 2026, with a 4.7-star average from 1.1K App Store ratings, and it's free to download.
Yes — 17 of the top idioms and slang dictionary apps we rank are free to download, including Idioms and Slang Dictionary and English Idioms and Slangs.
Idioms and Slang Dictionary shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ idioms and slang dictionary apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides definitions and historical context for over 61,000 English idioms, slang terms, proverbs, and expressions. It helps users understand the origins and usage of common phrases, making conversational English easier to master.
Key features include in-depth definitions from authoritative sources, historical origins of phrases, multiple example sentences, voice search, audio pronunciations, bookmarking, and advanced search functionalities like 'Starts with' and 'Wildcard'.