1. Home
  2. Topics
  3. Dictionary Offline Free Engineering

Best Dictionary Offline Free Engineering Apps

245+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated August 2026

Whether you're new to dictionary offline free engineering or looking for an upgrade, our curated collection of 245+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Dictionary Offline Free Engineering Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Engineering Dictionary OfflineEngineering Dictionary OfflineFree—NoNoMay 2026
2Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoAug 2026
3Civil Engineering Dictionary _Civil Engineering Dictionary _Free—NoNoMay 2026
4Electrical Dictionary Offline.Electrical Dictionary Offline.Free—NoNoMay 2026
5Electrical Dictionary :OfflineElectrical Dictionary :OfflineFree4.6★ (5)YesYesMay 2026
6Mechanical Dictionary -OfflineMechanical Dictionary -OfflineFree4.4★ (5)YesYesMay 2026
7Dictionary.Dictionary.Free4.8★ (15K)YesYesAug 2026
8Mechanical Dictionary OfflineMechanical Dictionary OfflineFree—NoNoMay 2026

Top Picks for Dictionary Offline Free Engineering

Dictionary.com: English Words#2

Dictionary.com: English Words by Curiosity Media

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

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 Dictionary Offline Free Engineering apps to explore

4
Electrical Dictionary Offline.
Electrical Dictionary Offline.
Electrical Dictionary Offline.
by Andrew Putranto
Free
📚 Books
(0)
5
Electrical Dictionary :Offline
Electrical Dictionary :Offline
Electrical Dictionary :Offline
Electrical Engineering Diction
Free

Learn electrical engineering terms with this offline dictionary app. It offers over 5,000 words with meanings, a quiz to test your knowledge, and features like speech-to-text and text-to-speech. Save favorites and track your search history.

Offline access to 5,000+ electrical termsInteractive quiz with countdown timerSpeech-to-text and text-to-speech functionality
📚 Education
(5)
free with in-app purchases
6
Mechanical Dictionary -Offline
Mechanical Dictionary -Offline
Mechanical Dictionary -Offline
Mechanical Vocabulary & Mean
Free

This app provides a comprehensive offline dictionary for mechanical engineering terms. It includes video lessons, tests, and expert coaching to enhance knowledge in the field. Features like search, audio pronunciation, and daily word learning are available.

Offline access to thousands of termsSearch and bookmark functionalityAudio pronunciation of words
📚 Education
(5)
free with in-app purchases
7
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
(15K)
free with in-app purchases
8
Mechanical Dictionary Offline
Mechanical Dictionary Offline
Mechanical Dictionary Offline
by Andrew Putranto
Free
📚 Education
(0)
9
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Etymology & Offline Vocabulary
Free

Access a vast collection of dictionaries and thesauruses with definitions, pronunciations, and etymology. Features include offline access, advanced search options, and personalized word lists. Ideal for students, professionals, and word enthusiasts.

15 Oxford DictionariesThesaurus integrationAudio pronunciations
🔍 Reference
(29K)
free with in-app purchases
10
English Dictionary - Offline
English Dictionary - Offline
English Dictionary - Offline
Offline English Dictionary
Free

A comprehensive offline English dictionary offering in-depth word definitions, usage examples, and rich language data. Explore synonyms, antonyms, pronunciations, and more without an internet connection.

Offline accessDetailed word definitionsUsage examples
🔍 Reference
(7)
free with in-app purchases
11
English Dictionary - Offline & FREE
English Dictionary - Offline & FREE
English Dictionary - Offline & FREE
by Thi Vo
Free
📚 Education
(0)
12
Civil Dictionary Offline
Civil Dictionary Offline
Civil Dictionary Offline
Civil Vocabulary & Meaning
Free

This app provides a comprehensive offline dictionary for civil engineering terms, explanations, and idioms. It features audio pronunciations, search functionality, and includes technical details, diagrams, and formulas for educational and professional use.

Offline access to 3,500+ civil engineering termsAudio pronunciations for termsQuick search functionality
📚 Education
(2)
free with in-app purchases
13
Terminlər lüğəti
Terminlər lüğəti
Terminlər lüğəti
Electrical & Electronics
Free
📚 Education
(0)
14
Free Offline English Dictionary
Free Offline English Dictionary
Free Offline English Dictionary
by Mert TUZER
Free

Access a comprehensive English-English dictionary without needing an internet connection. Look up word definitions and examples, and listen to pronunciations via YouTube videos.

Offline dictionary accessWord definitions and examplesPronunciation audio from YouTube
🔍 Reference
(1)
free
15
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary Offline - Dict Box
Dictionary for All Languages
Free

This app provides an offline dictionary and translator for over 50 languages. It offers smart word suggestions, text translation in other apps, offline pronunciation, and a picture dictionary. An optional premium upgrade unlocks advanced features and an ad-free experience.

Offline dictionary & translator50+ languages supportedSmart word suggestions
🔍 Reference
(12K)
free with in-app purchases
16
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
17
Electronic Dictionary Offline
Electronic Dictionary Offline
Electronic Dictionary Offline
by Andrew Putranto
Free
📚 Education
(0)
18
Dictionary - Word Search Lex
Dictionary - Word Search Lex
Dictionary - Word Search Lex
Dictionary for normal Language
Free

Access a professional multilingual dictionary for English, Japanese, and Korean. Get detailed definitions, pronunciations, and example sentences. Save your search history and favorites for offline language learning.

Multilingual definitionsPronunciations and examplesAuto-save history
🔧 Utilities
(1)
ad-supported
19
Hardware Dictionary Offline
Hardware Dictionary Offline
Hardware Dictionary Offline
by Andrew Putranto
Free

Access a comprehensive glossary of hardware terms and definitions without an internet connection. This free application offers an alphabetical listing and a search tool for easy navigation. Ideal for learning and quick reference when data is unavailable.

Works offlineExtensive word listCompletely free
📚 Education
(2)
free
20
One Dictionary
One Dictionary
One Dictionary
Extensible offline dictionary
Free
🔍 Reference
(0)