Collins COBUILD with ZH/JP/KO at App Store analyse

App power index: 130 (based on ranks around App Stores today)
Reference Education
Developer: SELVAS AI Inc.
Price: 0 free
Current version: 3.8.0, last update: 4 years ago
First release : 08 Sep 2011
App size: 80.98 Mb
4.4 ( 6224 ratings )
follow app

Estimation application downloads and cost

> 2.86k
Monthly downloads
~ $ 1.17k
Estimation App Cost


The complete Collins COBUILD English/Chinese/Japanese/Korean Advanced Dictionary of American English • Made specially for learners of English-Chinese-Japanese-Korean • Contains over a quarter of a million translations from English to Chinese, Japanese and Korean • Thousands of notes on grammar and ways to use words • No internet connection needed.

Collins COBUILD English/Chinese/Japanese/Korean Advanced Dictionary of American English is based on one of Collins’ most innovative dictionaries: the Collins Cobuild Advanced Learner’s Dictionary, which was the first fully corpus-informed dictionary for learners of English. The corpus in question, the Bank of English™, contains 4.4 billion words, and is constantly growing and being updated.


Dictionary features include:
• 87,000 bold references (headwords, derivatives, phrases & idioms, feature boxes)
• 273,000 translations into Chinese, Japanese and Korean: translations in each Asian language are clearly designated by the preceding cyan characters meaning ‘translation’ in each target language in the typeset sample
• 16,000 entries (with 1,000 phrasal verbs nested within)
• 41,000 definitions in English
• 43,000 examples of English in use, from the Bank of English™
• 1,800 feature boxes (language notes, regional variants, usage boxes, cultural boxes)
• CET Band 4, Band 6 and Band 6+ vocabulary is included: these words are highlighted in magenta in the typeset sample
• no internet connection needed to use dictionary

--Search Features—
• Wildcard search: enter “?” or “*” in place of a letter when you are unsure of the spelling (e.g., “man*ver” retrieves the word “maneuver”).
• Search for similar words: e.g. clicking on “adding” in an entry yields a list of similar and derivative words: “addition”, “additional”, “additive”, “addition reaction”.
• Browse through the dictionary alphabetically or flip from one entry to the next with a flick of a finger.
• link to Google so that you can search for more information on particular words.

--Special features for revising vocabulary—
• History menu lists all your recent word searches.
• Save words and expressions to any number of flashcard folders.
• Mark flashcard words which need you still need to memorize.


** In order to conform to iOS guidelines, we have had to raise the lowest compatible iOS version to 9.0 **


■ CS center : [email protected]

Our company name is now SELVAS AI officially changed from DIOTEK.
The new name reflects our dedication to Artificial Intelligence technology, all of us at SELVAS AI strive to do our best for our customers.
Read more
No search terms founded
Available in countries
Country Price
Canada 24.99 CAD
China 118 CNY
France 19.99 EUR
Germany 19.99 EUR
Italy 19.99 EUR
Netherlands 19.99 EUR
Portugal 19.99 EUR
Spain 19.99 EUR
Poland 19.99 EUR
UK 17.99 GBP
India 999.99 INR
Japan 999.99 JPY
Korea, Republic Of 999.99 KRW
Poland 84.99 PLN
Russia 999.99 RUB
Turkey 119.99 TRY
USA 17.99 USD
Korea, Republic Of 19.79 USD
Ukraine 17.99 USD
Available for devices
iPhone3GS, iPadWifi, iPad3G, iPhone4, iPodTouchThirdGen, iPodTouchFourthGen, iPad2Wifi, iPad23G, iPhone4S, iPadThirdGen, iPadThirdGen4G, iPhone5, iPodTouchFifthGen, iPadFourthGen, iPadFourthGen4G, iPadMini, iPadMini4G, iPhone5c, iPhone5s, iPadAir, iPadAirCellular, iPadMiniRetina, iPadMiniRetinaCellular, iPhone6, iPhone6Plus, iPadAir2, iPadAir2Cellular, iPadMini3, iPadMini3Cellular, iPodTouchSixthGen, iPhone6s, iPhone6sPlus, iPadMini4, iPadMini4Cellular, iPadPro, iPadProCellular, iPadPro97, iPadPro97Cellular, iPhoneSE, iPhone7, iPhone7Plus, iPad611, iPad612, iPad71, iPad72, iPad73, iPad74, iPhone8, iPhone8Plus, iPhoneX,