LDict is a free English dictionary available on Android developed by mocvien.com. The dictionary allows you to search for words or idioms in English and listen to their pronunciation in US or UK voice. Additionally, you can bookmark words or idioms for future reference and check your search history.

The app has a simple and user-friendly interface that makes it easy to navigate. The search function is fast and accurate, providing you with the definition, synonyms, and antonyms of the searched word or idiom. The audio feature is also useful, especially for non-native English speakers who want to learn the correct pronunciation of words.

Overall, LDict is a handy tool for anyone who needs to look up words or idioms in English. It's a great resource for students, teachers, and anyone who wants to improve their English language skills. However, the app could benefit from additional features such as a thesaurus and word games to make it more engaging.