Best Idoms Vocab Apps

204+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good idoms vocab apps. We benchmark 204+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Idoms Vocab

Vocab: Learn English Words#2

Vocab: Learn English Words by Word Search Games Inc.

Vocabulary Builder: Daily Word
Strong Contender
🔍 Reference
4.7😐(1.9K ratings)
FreeAdsIn-App Purchases
Vocab: Learn English Words screenshot 1
Vocab: Learn English Words screenshot 2
Vocab: Learn English Words screenshot 3
Vocab: Learn English Words screenshot 4
Vocab: Learn English Words screenshot 5
Vocab: Learn English Words screenshot 6

Boost your English vocabulary and language skills with daily word challenges, interactive quizzes, and fun word games. Learn new words effectively with flashcards and AI-powered recommendations, even offline. Ideal for students, professionals, and language enthusiasts aiming to communicate better.

What We Love

  • 👍 Helpful for improving language skills
  • 👍 Easy to use
  • 👍 Good for practicing pronunciation

Room to Improve

  • 🔒 Requires subscription to access full features
  • 💰 Concerns about hidden costs and difficult cancellation
  • 🐛 Example sentences not always relevant to the highlighted word
English language: Learn & Play#3

English language: Learn & Play by SMERTRIOS LIMITED

№1 Phrases and Idioms App
Worth Considering
📚 Education
4.6😞(7.6K ratings)
FreeAdsIn-App Purchases
English language: Learn & Play screenshot 1
English language: Learn & Play screenshot 2
English language: Learn & Play screenshot 3
English language: Learn & Play screenshot 4
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 Idoms Vocab apps to explore

4
Vocabulary Builder by Atlas
Vocabulary Builder by Atlas
Vocabulary Builder by Atlas
Daily Word of the Day Widget
Free

Enhance your English vocabulary with a personalized, science-based approach. Master new words, phrases, and idioms through curated lessons, interactive exercises, and AI-powered explanations. Track your progress and stay consistent with daily reminders and widgets.

Personalized proficiency testCurated curriculum for all levelsDaily Word of the Day with illustrations
📚 Education
(12K)
free with in-app purchases
5
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Erweitern Sie Ihren Wortschatz
Free

Expand your vocabulary with daily word learning and engaging games. This app offers customizable learning paths and difficulty levels to suit your English proficiency. Make vocabulary acquisition a fun and effective part of your routine.

Learn new words dailyCustomizable difficulty levelsSelect vocabulary categories
📚 Education
(209K)
free with in-app purchases
6
WordPal - Vocabulary Builder
WordPal - Vocabulary Builder
WordPal - Vocabulary Builder
Learn new words: expand vocab
Free

Enhance your English vocabulary with this intuitive app. It uses spaced repetition to help you learn new words effectively, offering definitions, examples, and progress tracking. Achieve your language learning goals with daily reminders and streaks.

Spaced repetition learning algorithmMultiple choice synonym practiceWord definitions and examples
📚 Education
(8.8K)
freemium
7
Vocabulary Flashcards - IELTS
Vocabulary Flashcards - IELTS
Vocabulary Flashcards - IELTS
Test Preparation & Vocab Tutor
Free

Master essential vocabulary for the IELTS exam with expertly curated flashcards. Features include definitions, example sentences, progress tracking, and a smart learning algorithm. All flashcards are accessible for free.

600 essential IELTS vocabulary wordsComplete definitions and example sentencesFlashcard decks for multiple difficulty levels
📚 Education
(5.2K)
free with in-app purchases
8
TOEFL Flashcards - Vocabulary
TOEFL Flashcards - Vocabulary
TOEFL Flashcards - Vocabulary
magoosh.com
Free

Master essential TOEFL vocabulary with expert-curated flashcards. This app uses a smart algorithm and spaced repetition to help you efficiently learn over 600 key words with definitions and example sentences. Track your progress and reinforce your learning for test success.

600+ expert-selected TOEFL vocabulary wordsDefinitions and example sentencesSpaced repetition learning system
📚 Education
(4K)
free with in-app purchases
9
Master Vocab: IELTS, 504, 1100
Master Vocab: IELTS, 504, 1100
Master Vocab: IELTS, 504, 1100
Learn IELTS, 504 & 1100 Words
Free

Enhance your English vocabulary with a comprehensive learning tool designed for test preparation and general word mastery. Utilize an intelligent algorithm for long-term retention and learn words in context through movie clips.

Comprehensive word libraries (IELTS, TOEFL, 504, 1100)Intelligent spaced-repetition review systemInteractive quizzes and progress tracking
📚 Education
(471)
ad-supported
10
Vocabulary.com
Vocabulary.com
Vocabulary.com
by Curiosity Media, Inc.
Free

Master new words with an engaging, game-like system powered by a smart dictionary. Personalized learning adapts to your level, offering quizzes and reinforcement to improve your communication skills for school and business.

Adaptive learning algorithmsPersonalized word learningGame-like learning experience
📚 Education
(4.9K)
free
11
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
🔍 Reference
(14K)
free with in-app purchases
12
VocApp: Speak & Vocabulary
VocApp: Speak & Vocabulary
VocApp: Speak & Vocabulary
Practice speech and vocabulary
Free

Enhance your vocabulary and speaking skills with daily word notifications and AI-powered pronunciation practice. Create custom word lists and utilize widgets for review. Prepare for exams with curated word sets.

Daily word of the day with examplesAI pronunciation practiceCustom word lists
📚 Education
(1.6K)
subscription
13
English Galaxy・Aprender ingles
English Galaxy・Aprender ingles
English Galaxy・Aprender ingles
Aprende inglés con juegos
Free

Learn English from beginner to advanced levels with interactive lessons, games, and exercises. Improve listening, vocabulary, pronunciation, and grammar. Suitable for both children and adults.

Listening comprehensionVocabulary buildingPronunciation practice
📚 Education
(1.2K)
free with in-app purchases
14
Vocabuo - Language Vocabulary
Vocabuo - Language Vocabulary
Vocabuo - Language Vocabulary
Learn vocab with flashcards
Free

Master new languages with a comprehensive vocabulary builder. Utilize spaced repetition flashcards, AI tutoring, and diverse learning methods. Add words from any content and prepare for language exams with curated word lists.

Spaced Repetition System (SRS)AI tutor for questions and role-playingAdd words from videos, websites, ebooks
📚 Education
(211)
free with in-app purchases
15
Spanish Dictionary +
Spanish Dictionary +
Spanish Dictionary +
Translator to learn English
Free

This app provides a comprehensive bilingual dictionary and translator for English and Spanish. It offers offline access to over 350,000 words and phrases, along with pronunciation, text scanning, and vocabulary-building games. Ideal for students, travelers, and language enthusiasts looking to improve their skills.

Bilingual English-Spanish dictionaryOffline translation for words and phrasesText scanning via camera
📚 Books
(1.9K)
free with in-app purchases
16
Bangla Dictionary ++
Bangla Dictionary ++
Bangla Dictionary ++
English & Bengali Translator
Free

This app provides a comprehensive English and Bengali dictionary with translation capabilities. It offers offline access to over 350,000 words and phrases, including pronunciation, and features tools for vocabulary building and language learning.

Bilingual English-Bengali dictionaryOffline translation for words and phrasesOffline pronunciation
📚 Education
(6.7K)
free with in-app purchases
17
Mot du jour — Daily French app
Mot du jour — Daily French app
Mot du jour — Daily French app
Daily French words every day
Free

Expand your French vocabulary daily with interesting words chosen by language professionals. Impress others with your enhanced speech and keep your brain sharp. Offers a premium ad-free experience with multiple subscription options.

Learn one new French word dailyCurated words by language professionalsEnhance vocabulary and speech
🔍 Reference
(754)
freemium
18
iSeey: Speak & Learn English
iSeey: Speak & Learn English
iSeey: Speak & Learn English
Practice AI Conversations
Free

Practice English speaking with an AI tutor that provides instant feedback on grammar and pronunciation. Build confidence through real-world conversations and master practical vocabulary and grammar for career and personal goals.

AI speaking tutorReal-world conversation practicePronunciation and accent training
📚 Education
(504)
free with in-app purchases
19
Vocabulary Games by Knowsys
Vocabulary Games by Knowsys
Vocabulary Games by Knowsys
Select Level & Build Vocab Now
Free

Enhance your vocabulary through engaging games and tests. Choose from various levels, from middle school to professional exams, and master new words with interactive exercises and spaced repetition. Improve your communication skills while having fun.

Multiple learning modes (flashcards, list view)Interactive games (hangman, crosswords)Spaced repetition for retention
📚 Education
(26)
free with in-app purchases
20
ABA English - Learn English
ABA English - Learn English
ABA English - Learn English
Course: Study & Speak English
Free

Learn and speak English effectively with a comprehensive digital academy. This app offers a complete course with video lessons, thousands of exercises, grammar videos, and live classes with native teachers. Achieve fluency and earn official certificates upon completion of each level.

Video-based English courseThousands of online exercisesGrammar video lessons
📚 Education
(22K)
free with in-app purchases