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Best Octes Apps

207+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

The best octes apps on iPhone average 4.6★ across 207+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Octes

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
WordWeb Dictionary#3

WordWeb Dictionary by Antony Lewis

Offline ad-free dictionary
Worth Considering
🔍 Reference
4.5😊(85 ratings)
Free
WordWeb Dictionary screenshot 1
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WordWeb Dictionary screenshot 5

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.

What We Love

  • 🚀 Fast and efficient
  • 👍 Simple and user-friendly
  • 🔒 No ads or data tracking
  • 💡 Offline functionality

Room to Improve

  • 🐛 Occasional crashes or bugs
  • 🔍 Limited word suggestions
  • 📏 Needs adjustable text size

More Octes apps to explore

4
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Erweitern Sie Ihren Wortschatz
Free

Improve your vocabulary effortlessly with an app designed to enhance word power. Customize difficulty levels, select categories, and reach linguistic goals all at your own pace. Start expanding your English language skills now!

📚 Education
(720)
5
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)
6
Pleco Chinese Dictionary
Pleco Chinese Dictionary
Pleco Chinese Dictionary
Handwriting, OCR, flashcards
Free

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.

🔍 Reference
(1.9K)
7
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)
8
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
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9
Arabic Dictionary +
Arabic Dictionary +
Arabic Dictionary +
Translator to learn English
Free

An English to Arabic and Arabic to English dictionary and translator app with over 350K words and phrases available offline. Features include offline pronunciation, image text scanning, games for vocabulary improvement, word of the day, and more. Ideal for students, teachers, tourists, and language learners. Enhance your language skills now!

📚 Books
(5.1K)
10
WordUp - Vocabulary Builder
WordUp - Vocabulary Builder
WordUp - Vocabulary Builder
Learn New English Words Via AI
Free

Learn English effortlessly with an AI-powered vocabulary builder. Enhance your language skills with daily word recommendations, knowledge mapping, multilingual translations, and entertaining examples. Perfect for beginners, exam preparation, or native speakers - try it out now!

📚 Education
(653)
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
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
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13
WordPal - Vocabulary Builder
WordPal - Vocabulary Builder
WordPal - Vocabulary Builder
Learn new words: expand vocab
Free

Improve your English vocabulary rapidly with an intuitive app that uses spaced repetition and engaging exercises to help you learn new words efficiently. Access definitions, examples, and track your progress easily for free, with the option to upgrade for more features like games and additional word sets.

📚 Education
(8.7K)
14
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)
15
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)
16
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)
17
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)
18
Dictionary & Translator
Dictionary & Translator
Dictionary & Translator
Learn and Translate Languages
Free

A versatile application offering an extensive database of words, meanings, and synonyms. Users can easily look up definitions, translations, and related terms with a user-friendly interface. Try it out for quick and accurate word references!

📚 Education
(12K)
19
Thai Dictionary - Dict Box
Thai Dictionary - Dict Box
Thai Dictionary - Dict Box
Thai Translator - Translate
Free

Gain quick access to a comprehensive offline Thai dictionary and translator with Dict Box. Perfect for on-the-go language reference and translation needs. Get it now to enhance your Thai language skills!

🔍 Reference
(3.4K)
20
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)

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