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Best Cysto Apps

201+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

If you already know Dictionary.com, this is the deeper bench. 201+ cysto apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Cysto

Dictionary.com: English Words#1

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

Dictionary, Thesaurus, Vocab
Editor's Choice
🔍 Reference
4.7😐(19K ratings)
FreeAdsIn-App Purchases
Dictionary.com: English Words screenshot 1
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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
FreeSaurus - The Free Thesaurus!#2

FreeSaurus - The Free Thesaurus! by Weeswares Pte Ltd

Strong Contender
🔍 Reference
3.4😐(120 ratings)
Free
FreeSaurus - The Free Thesaurus! screenshot 1
FreeSaurus - The Free Thesaurus! screenshot 2
FreeSaurus - The Free Thesaurus! screenshot 3
FreeSaurus - The Free Thesaurus! screenshot 4

Find synonyms and related words easily with a simple and focused thesaurus application. Get quick word meanings and expand your vocabulary effortlessly.

What We Love

  • ⭐ Great free app
  • 📝 Helpful for writing and finding synonyms
  • 🔍 Simple and easy to use interface

Room to Improve

  • ⚠️ Needs to be updated for iOS 11 compatibility
  • 🐛 Crashes and freezes on some devices
  • 🔌 Requires internet connection to function
Pleco Chinese Dictionary#3

Pleco Chinese Dictionary by Pleco Inc.

Handwriting, OCR, flashcards
Worth Considering
🔍 Reference
4.7😊(1.9K ratings)
FreeIn-App Purchases
Pleco Chinese Dictionary screenshot 1
Pleco Chinese Dictionary screenshot 2
Pleco Chinese Dictionary screenshot 3
Pleco Chinese Dictionary screenshot 4
Pleco Chinese Dictionary screenshot 5

A powerful and comprehensive Chinese learning companion app with features like dictionaries, OCR, flashcards, and handwriting input. Easily look up words, characters, and example sentences, while enjoying excellent customer support. Experience the best in mobile Chinese learning without ads. Contact support for more information.

What We Love

  • 🚀 Extremely helpful and useful
  • 👍 Comprehensive and detailed dictionary
  • 🔍 Excellent search and lookup features
  • 💡 Customizable and personalized experience

Room to Improve

  • 💰 Expensive add-ons and bundles
  • 🐛 Occasional bugs and freezing issues
  • 🔍 Cluttered interface and navigation

More Cysto 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
Spanish Dictionary - Dict Box
Spanish Dictionary - Dict Box
Spanish Dictionary - Dict Box
English Spanish Translation
Free

A powerful English to Spanish translation tool offering detailed definitions, examples, synonyms, and language learning features. Enhance your language skills and easily translate words and phrases on-the-go.

🔍 Reference
(8.3K)
7
Power Thesaurus
Power Thesaurus
Power Thesaurus
Comprehensive. Fast. Reliable.
Free

Discover a powerful, community-driven online platform offering a vast collection of synonyms, antonyms, and word associations for writers and students. Enhance your writing experience with user-friendly tools, personalized search results, and ad-free option. Join the community, contribute new terms, and access account features for an improved writing journey.

🔍 Reference
(2.9K)
8
Eng-Mm Dictionary
Eng-Mm Dictionary
Eng-Mm Dictionary
English to Myanmar Dictionary
Free

This application is an offline English to Myanmar and Myanmar to English dictionary with features like auto-suggest search, voice settings, word quiz, and learning modules. It offers example sentences, phonetic translations, synonyms, and antonyms, and can convert fonts between Myanmar Unicode and Zawgyi.

🔍 Reference
(958)
9
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)
10
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)
11
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)
12
Eponyms (for students)
Eponyms (for students)
Eponyms (for students)
Learn Medical Terms
Free

Access a comprehensive database of over 1800 medical eponyms on your Apple device. Quickly search and discover the meaning of common and obscure medical terms. Perfect for students and medical professionals alike. Visit http://www.eponyms.net/ to learn more.

🏥 Medical
(8)
13
Taber's Medical Dictionary
Taber's Medical Dictionary
Taber's Medical Dictionary
75,000 Terms, Images, Video...
Free

Get quick access to over 75,000 medical terms, images, videos, and more with this leading medical dictionary app. Features include in-depth definitions, audio pronunciations, and access to the official website for further resources. Perfect for health care professionals worldwide.

🏥 Medical
(1.1K)
14
Greek Dictionary +
Greek Dictionary +
Greek Dictionary +
Translator to learn English
Free

A bilingual English to Greek and Greek to English dictionary app with offline capabilities, pronunciation, image text scanning, vocabulary games, and learning tools. Ideal for students, teachers, tourists, and language learners. Enhance your language skills and vocabulary effortlessly.

📚 Books
(869)
15
Persian Dictionary - ديكشنري
Persian Dictionary - ديكشنري
Persian Dictionary - ديكشنري
ديكشنري و مترجم فارسي انگلیسي
Free

A comprehensive offline Persian-English Dictionary app featuring over 400,000 words, audio pronunciation, vocabulary games, idioms, and daily English listening lessons. Ideal for studying, working, or traveling, offering advanced search functions and the ability to create personalized vocabulary lists. Discover a wealth of linguistic resources at your fingertips!

🔍 Reference
(10K)
16
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)
17
Bible Dictionary and Glossary
Bible Dictionary and Glossary
Bible Dictionary and Glossary
Webster Easton Smith Vine Nave
Free

Explore a comprehensive Bible Dictionary and Glossary offering insights from Webster, Easton, Smith, Vine, and more to enhance your understanding of biblical texts with in-depth definitions, cross-references, and concordance features. Unlock the richness of biblical knowledge with this valuable resource.

🔍 Reference
(4.9K)
18
WikEM
WikEM
WikEM
Emergency Medicine Wiki
Free

This mobile application serves as a comprehensive emergency medicine wiki for physicians, providing up-to-date information for quick reference, even offline. Subscription options offer personalized lists and favorites for enhanced user experience. Access essential emergency medicine knowledge by downloading the app today!

🏥 Medical
(130)
19
Medical Findings
Medical Findings
Medical Findings
Master Medical Terminology
Free

Transform Your Medical Vocabulary! Explore a world of medical terminology with engaging word games designed for healthcare professionals. Dive into a fascinating journey of expanding your medical knowledge today!

🏥 Medical
(1.6K)
20
Terminology
Terminology
Terminology
Dictionary•Thesaurus•Research
Free

Explore a comprehensive terminology dictionary with extensive definitions, synonyms, and related terms. Enhance your understanding of various concepts and expand your vocabulary effortlessly. Start discovering today!

🔍 Reference
(1K)

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