Longman Study Dictionary of American English

Requested to all great experts!
There are many Longman’s dictionaries in this fourm but LONGMAN STUDY DICTIONARY OF AMERICAN ENGLISH is not available. I would like to request you for making it if you don’t mind.

Website link. http://longmandictionariesusa.com/

I think someone should make it. It is a good dictionary. Here is an app for Android users. Masters can grab its data from here too.