Best Psychology Dictionary Pro Apps

168+ iOS apps curated and reviewed

4.1 avg rating
18 free apps
Updated July 2026

The best psychology dictionary pro apps on iPhone average 4.1★ across 168+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.

Top Picks for Psychology Dictionary Pro

Psychology Dictionary Pro#1

Psychology Dictionary Pro by Donik Ariyanto

Offline Psychology Dictionary
Editor's Choice
📚 Education
1.0(2 ratings)
Free
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Access a comprehensive offline dictionary of psychology terms and definitions. Find meanings, bookmark favorites, and test your knowledge with daily quizzes. Ideal for students and enthusiasts seeking to expand their understanding of psychological concepts.

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
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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

Room to Improve

  • 🐛 Inconsistent search results and missing definitions
  • 💸 Aggressive ads even after paid upgrades
  • 🤯 Frequent crashes and performance issues

More Psychology Dictionary Pro apps to explore

4
Merriam-Webster Dictionary
Merriam-Webster Dictionary
Merriam-Webster Dictionary
by Merriam-Webster, Inc.
Free

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.

Offline dictionary accessVoice search for wordsDaily Word of the Day
🔍 Reference
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free with in-app purchases
5
Psychology Dictionary Offline
Psychology Dictionary Offline
Psychology Dictionary Offline
Psychology Dictionary Offline
Free

Access a comprehensive offline dictionary of psychology terms and words. This free application works without an internet connection, making it ideal for study and reference on the go. It features an alphabetical listing and a search tool for quick access to information.

Offline functionalityThousands of psychology words and termsCompletely free
📚 Education
(4)
free
6
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Merriam-Webster Dictionary+
Premium Ad-free Dictionary
$9.99

Access America's leading dictionary with over 15,000 extra entries for people and places. Enjoy offline access, voice search, and daily vocabulary builders. This app offers expert word guidance with a thesaurus and example sentences.

Ad-free experience15,000+ premium entriesOffline dictionary access
🔍 Reference
(22K)
freemium
7
WordWeb Dictionary
WordWeb Dictionary
WordWeb Dictionary
Offline ad-free dictionary
Free

This app provides a comprehensive offline English dictionary and thesaurus with fast searching, spelling suggestions, definitions, and usage examples. It offers extensive word data and advanced search filters without requiring an internet connection.

Offline dictionary and thesaurusFast searchingSpelling suggestions
🔍 Reference
(85)
free
8
Etymonline English Dictionary
Etymonline English Dictionary
Etymonline English Dictionary
Dictionary to Build Vocabulary
Free

Explore the origins and history of English words with this comprehensive dictionary app. It offers instant search, related word suggestions, and an offline mode for premium users. Enhance your vocabulary and understanding of word roots.

Word origin explorationInstant search with suggestionsRelated words by root
📚 Education
(11K)
free with in-app purchases
9
Advanced English Dictionary.
Advanced English Dictionary.
Advanced English Dictionary.
English Dictionary & Thesaurus
$2.99

This comprehensive English dictionary and thesaurus offers offline access to millions of words, definitions, pronunciations, and etymologies. Explore word connections, sample sentences, and discover new vocabulary with advanced search and unique features.

Extensive word database (4.9 million words)High-quality audio pronunciations (US, UK, AU)Advanced search technology
🔍 Reference
(238)
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10
Psychology Terms and Concepts
Psychology Terms and Concepts
Psychology Terms and Concepts
Learn psychology concepts
Free
🔍 Reference
(0)
11
APA Psychology Dictionary App
APA Psychology Dictionary App
APA Psychology Dictionary App
Offline practice exam dr essay
Free

Access over 30,000 psychological terms to deepen your understanding of mental health, therapy, and personal growth. This tool facilitates learning about the complexities of the mind for self-awareness and mental wellness.

Extensive dictionary of 30,000+ termsFocus on mental health and therapySupports personal growth and self-awareness
📚 Education
(32)
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12
APA Psychology Dictionary Exam
APA Psychology Dictionary Exam
APA Psychology Dictionary Exam
Offline Dictionnaire Practice
Free
📚 Education
(0)
13
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
14
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
by Weeswares Pte Ltd
Free

This is a straightforward thesaurus app that provides synonyms and antonyms for words. It focuses on simplicity and ease of use, offering related words alongside definitions. An internet connection is required for it to function.

Synonyms and antonymsRelated wordsSimple interface
🔍 Reference
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15
Urban Dictionary
Urban Dictionary
Urban Dictionary
by Urban Dictionary LLC
Free

Access a vast collection of user-submitted definitions for slang and non-slang words. Search, vote on definitions, and discover new words with daily updates. Share interesting terms easily with friends.

Unlimited free searchesSlang and non-slang definitionsVote on definitions
🔍 Reference
(3.5K)
free
16
Vietnamese Dictionary Dict Box
Vietnamese Dictionary Dict Box
Vietnamese Dictionary Dict Box
Engish Vietnamese Translator
Free

This app serves as a comprehensive offline Vietnamese-English dictionary and translator. It offers text translation, word suggestions, pronunciation guides, and a picture dictionary to enhance language learning and communication.

Offline dictionary and translatorText translation for sentences and paragraphsIntelligent word suggestions
🔍 Reference
(18K)
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17
Learn Psychology Basics
Learn Psychology Basics
Learn Psychology Basics
Basic Psychology in simple way
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This app offers a comprehensive introduction to psychology, covering fundamental concepts, various branches, and key theories. It's designed for students, educators, and anyone interested in understanding human behavior and the mind.

Covers fundamental psychology topicsExplains different branches of psychologyIncludes key theories and concepts
📚 Education
(3)
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18
Kurdish Dictionary - Dict Box
Kurdish Dictionary - Dict Box
Kurdish Dictionary - Dict Box
English Kurdish Translation
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This app serves as a comprehensive English to Kurdish and Kurdish to English dictionary and translator. It offers offline functionality, pronunciation, definitions, and the ability to translate words directly within other applications. Users can also find related words, phrases, and even use image search for a richer learning experience.

Offline translation and pronunciationExtensive word and expression databaseIn-app word translation
🔍 Reference
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19
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
Advanced Dictionary&Thesaurus
English dictionary with Audio
Free

This comprehensive English dictionary and thesaurus offers precise definitions, synonyms, antonyms, and related words. It features intelligent search tools, offline audio, and customizable themes to enhance your language learning experience.

140,000+ definitionsSynonyms, antonyms, and related wordsOffline audio pronunciation
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(4.3K)
free with in-app purchases
20
Psychology Dictionary Definitions Terms
Psychology Dictionary Definitions Terms
Psychology Dictionary Definitions Terms
by Santosh Mishra
Free

Instantly decode psychology terms with this free offline dictionary. Access a vast encyclopedia of concepts, search for specific words, and bookmark important definitions for quick reference. Includes audio pronunciation for accurate understanding.

Vast encyclopedia of psychology termsSearch functionality for difficult termsBookmark terms and meanings
📚 Education
(9)
free