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App Store Apps > Reference > E.J.C Science&Tech Dictionary
E.J.C Science&Tech Dictionary icon

E.J.C Science&Tech Dictionary

by AOBO Co.,Ltd · Reference · $3.99
On the App Store since March 2010 · Data updated 2026-10-30

E.J.C Science&Tech Dictionary is made and published by AOBO Co.,Ltd. AppBrain is an independent app data site and isn't affiliated with AOBO Co.,Ltd. The app name, icon, screenshots and description belong to AOBO Co.,Ltd and are shown as published on the App Store.

AppBrain's verdict

Last updated
June 23, 2025
Size
67.0 MB
Official page on the App Store

User feedback

Ratings and reviews on the App Store

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Store listing

By AOBO Co.,Ltd, from the App Store
E.J.C Science&Tech Dictionary Screenshot 1 of 4
E.J.C Science&Tech Dictionary Screenshot 2 of 4
E.J.C Science&Tech Dictionary Screenshot 3 of 4
E.J.C Science&Tech Dictionary Screenshot 4 of 4
Screenshots by AOBO Co.,Ltd, from the the App Store listing
Description by AOBO Co.,Ltd Written by the developer, not by AppBrain. Click to read.
If your job involves Japanese/Chinese words in the field of Science & Technology, maybe this application can help you to finish your work quickly and correctly, because it is an application running on iPhone/iPod Touch, not a heavy book, you can take it out, and look up your words quickly as long as you want to do.

This application collected 552,707 well-used words (English/Japanese/Chinese(s)) in the field of Science & Technology from various aspects, such as Machinery, Computer, Electronics, Engineering, Telecommunication, Chemistry, Energy, Biology and so on. we hope this application can give you a big help.

Features:
1, Easy to use and offline.
Just input the word(English/Japanese/Chinese) in the searching field and the searching result will be displayed.
User can set searching mode to prefix or partial.
Drag the screen up and new words in the searching result will be showed automatically.
2, Bookmark & history function.
You can put the important word to bookmark by touching the '+' button on detail screen.
Every word you referenced will be add to history automatically.
3, English, Japanese, Chinese are supported on the detail screen.
If a word has meaning in English, Japanese, Chinese at the same time, all the word will be showed on the detail screen.
Tapping the word on detail screen, it will be inputed into searching field, so you can perform a new searching.
4, Large volume.
There are 552,722 well-used words(English/Japanese/Chinese(s)) in this application, it can fulfill your needs in most case.

Supported language: English, Japanese, Chinese

Notice:
1, Partial searching mode is faster than prefix mode in searching word of Chinese/Japanese.
2, This application only give a quick reference for a word in English and corresponding Japanese and Chinese, NOT the explanation of the word.
3, It is NOT TRUE that a word in English is always followed by the corresponding Japanese and Chinese.
4, It takes more time in searching word of Japanese/Chinese than in English, and the latest device(3GS) always has a very faster response than the old one in searching operation.
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
$3.99
App size
67.0 MB
Content rating
Everyone

Technologies used by E.J.C Science&Tech Dictionary

Releases

Updates seen on the App Store
Version
1.73
Launched
March 2010

No changelog data

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Rankings

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App Store Rankings for E.J.C Science&Tech Dictionary

This app is not ranked

About the app and developer

About E.J.C Science&Tech Dictionary

E.J.C Science&Tech Dictionary is a reference app developed by AOBO Co.,Ltd.

What is the rating of E.J.C Science&Tech Dictionary?

E.J.C Science&Tech Dictionary has no ratings yet.

Is E.J.C Science&Tech Dictionary free?

E.J.C Science&Tech Dictionary costs $3.99. The app size is 66.95 MB. The latest version available is 1.73. The last update was on June 23, 2025.

What are the requirements for E.J.C Science&Tech Dictionary?

The app has a content rating of Everyone. The app has been available on the App Store since March 2010.

Developer information for AOBO Co.,Ltd

AOBO Co.,Ltd

Address:

Frequently asked questions about E.J.C Science&Tech Dictionary

Is E.J.C Science&Tech Dictionary free?

No. E.J.C Science&Tech Dictionary costs $3.99 on the App Store.

Is E.J.C Science&Tech Dictionary still available?

Yes. E.J.C Science&Tech Dictionary is on the App Store, and the last update we saw was on June 23, 2025.

How large is E.J.C Science&Tech Dictionary?

E.J.C Science&Tech Dictionary is 66.95 MB.

Is E.J.C Science&Tech Dictionary suitable for children?

App Store rates the content of E.J.C Science&Tech Dictionary as suitable for everyone.

Who made E.J.C Science&Tech Dictionary?

E.J.C Science&Tech Dictionary was developed by AOBO Co.,Ltd. It is listed in the reference category on the App Store.

What are the best alternatives to E.J.C Science&Tech Dictionary?

People looking at E.J.C Science&Tech Dictionary also look at these reference apps: Mechanical Engr Dict (Jpn-Chi), Civil Engr. Dict. (Chin-Eng), Medicine Terms Dict (Chin-Eng), Chemical Terms Dict (Jpn-Chi), IT/Computer Dict (Jpn-Chi).

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Chemical Terms Dict (Jpn-Chi) icon Chemical Terms Dict (Jpn-Chi)
IT/Computer Dict (Jpn-Chi) icon IT/Computer Dict (Jpn-Chi)
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