Best Student Dictionary Apps

238+ iOS apps curated and reviewed

4.7 avg rating
17 free apps
Updated May 2026

Every iPhone needs a few good student dictionary apps. We benchmark 238+ 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 Student Dictionary

Merriam-Webster Dictionary#1

Merriam-Webster Dictionary by Merriam-Webster, Inc.

Editor's Choice
🔍 Reference
4.9😊(3.2K ratings)
FreeAdsIn-App Purchases
#43in 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
Dictionary.com: English Words#2

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

Dictionary, Thesaurus, Vocab
Strong Contender
🔍 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
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
Oxford Dictionary & Thesaurus#3

Oxford Dictionary & Thesaurus by MobiSystems, Inc.

Thesaurus & Offline Vocabulary
Worth Considering
🔍 Reference
4.6😐(28K ratings)
FreeAdsIn-App Purchases
#72in Reference
Oxford Dictionary & Thesaurus screenshot 1
Oxford Dictionary & Thesaurus screenshot 2
Oxford Dictionary & Thesaurus screenshot 3
Oxford Dictionary & Thesaurus screenshot 4
Oxford Dictionary & Thesaurus screenshot 5
Oxford Dictionary & Thesaurus screenshot 6

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.

What We Love

  • 👍 Reliable and simple to use
  • 👍 Comprehensive and best for all English, especially rare and aged language
  • 👍 Very useful for learning new words
  • 👍 Excellent reference app

Room to Improve

  • 🐛 Glitchy, way too many ads
  • 🔒 Annoying popup ads makes it unusable
  • 🔒 Ads stuck in, despite payment

More Student Dictionary apps to explore

4
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
(85)
5
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
English dictionary with Audio
Free

An innovative language tool designed to enhance vocabulary skills through interactive word meanings, synonyms, antonyms, and example sentences. Expand your linguistic knowledge effortlessly!

🔍 Reference
(4.3K)
6
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Premium Ad-free Dictionary
$9.99

Access a premium ad-free dictionary app for iPhone, iPad, and Apple Watch with offline capabilities, new word games, and features like integrated thesaurus, vocabulary-building quizzes, voice search, and word of the day. Perfect for English language reference and vocabulary building. Find out more by checking the Application License Agreement and App Privacy Policy.

🔍 Reference
(22K)
7
Vietnamese Dictionary PEnglish
Vietnamese Dictionary PEnglish
Vietnamese Dictionary PEnglish
English Vietnamese Dictionary
Free

Access a comprehensive and innovative English-Vietnamese dictionary app with offline accessibility and advanced search features for free on the Appstore. Perfect for quick translations on-the-go!

📚 Education
(18K)
8
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary for All Languages
Free

Discover a comprehensive offline dictionary app for all languages with Dict Box. Access definitions, translations, and synonyms on-the-go. Download now for quick and easy language reference.

🔍 Reference
(11K)
9
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)
10
Etymonline English Dictionary
Etymonline English Dictionary
Etymonline English Dictionary
Dictionary to Build Vocabulary
Free

A comprehensive English dictionary app offering word origins and vocabulary building tools. Features include instant search with spelling suggestions, offline dictionary access, related words, and premium ad-free and offline functionality. Explore word roots and enhance your vocabulary effortlessly.

📚 Education
(11K)
11
Kurdish Dictionary - Dict Box
Kurdish Dictionary - Dict Box
Kurdish Dictionary - Dict Box
English Kurdish Translation
Free

A highly efficient English to Kurdish dictionary app with a vast vocabulary. Ideal for users seeking quick translations without any hassle. Download now for instant access to comprehensive language support.

🔍 Reference
(14K)
12
Advanced English Dictionary.
Advanced English Dictionary.
Advanced English Dictionary.
English Dictionary & Thesaurus
$2.99

Explore a comprehensive English dictionary app with advanced features for definitions, synonyms, and examples. Enhance your vocabulary and language skills with this user-friendly tool. Start expanding your English knowledge today!

🔍 Reference
(238)
13
WordReference Dictionary
WordReference Dictionary
WordReference Dictionary
by WordReference.com, LLC
Free

Access the powerful dictionary and translation tools of the most popular website with this app. Instantly look up translations in multiple languages, access forums with millions of Q&A, and utilize conjugators and synonyms. Don't misspell "WordReference" when searching!

🔍 Reference
(5)
14
Vietnamese Dictionary Dict Box
Vietnamese Dictionary Dict Box
Vietnamese Dictionary Dict Box
Engish Vietnamese Translator
Free

Access an all-in-one Vietnamese-English dictionary and translator app that offers offline access, effortless text translation, word suggestions, and more. Enhance your language learning with features like text-to-speech pronunciation, picture dictionary, and word reminders. Upgrade to Premium for an ad-free experience and additional benefits.

🔍 Reference
(18K)
15
Thai best dict
Thai best dict
Thai best dict
by Thanh Nguyen Van
Free

Get the most comprehensive Thai-English dictionary with detailed word descriptions and ample examples, all presented in a user-friendly interface. Start exploring now!

📚 Education
(93)
16
Kurdish English Dictionary +
Kurdish English Dictionary +
Kurdish English Dictionary +
فه رهه نگی ئینگلیزی - كوردی
Free

Discover a comprehensive Kurdish-English Dictionary and Translator app with 400,000 words, vocabulary games, and advanced search features perfect for learning English and Kurdish. Explore English-Kurdish and Kurdish-English dictionaries, WordNet 3.0, a Kurdish Translator, synonym dictionary, daily phrases, vocabulary and flashcard games, idioms, offline mode, audio pronunciation, and more. Ideal for studying, working, traveling, or daily use!

📚 Education
(5.4K)
17
Persian Dictionary - Dict Box
Persian Dictionary - Dict Box
Persian Dictionary - Dict Box
دیکشنری انگلیسی به فارسی
Free

An offline English to Persian dictionary app, providing instant translations and word definitions. Access a wide range of vocabulary without needing an internet connection. Ready to unlock the power of language at your fingertips?

🔍 Reference
(86K)
18
Student English Dictionary
Student English Dictionary
Student English Dictionary
All-in-One English Guide.
$4.99
📚 Education
(0)
19
Dictionary Linguee
Dictionary Linguee
Dictionary Linguee
German, French, Spanish, more
Free

Discover a revolutionary dictionary app offering fast and reliable translations in multiple languages, including French, Spanish, and German. Access over one billion translations, editorial dictionaries, offline mode, example sentences, and pronunciation guides for seamless language learning. Try it now for quick and accurate translations on the go.

🔍 Reference
(11K)
20
Sesli Sozluk Dictionary
Sesli Sozluk Dictionary
Sesli Sozluk Dictionary
by Sesli Sozluk Ltd.
Free

Experience a leading dictionary app with a database of 20 million words in 20 languages, offering pronunciation, images, and videos to enhance learning. Access professional translation services and more. Make learning languages easy and enjoyable - try it today!

🔍 Reference
(9.9K)