Từ điển Lạc Việt Anh-Việt is a free Android application developed by Lac Viet Corp. It is a comprehensive dictionary that allows users to translate English words to Vietnamese and vice versa. The app is based on mtd9EVA for PC and is equipped with over 400,000 phrases and collocations.

The app features smart searching capabilities that allow users to easily find the meaning of words and recognize compound words. It also offers cross-references and related words or phrases to make the search process more efficient. Users can listen to the pronunciation of words and phrases by clicking on the sound icon.

Additionally, the app allows users to translate English text to Vietnamese if the internet is connected. It also features a vocabulary learning tool that enables users to add words to their favorites and save their search history. The app has an easy-to-use interface and is an excellent tool for anyone who needs to translate between English and Vietnamese.