Dict Box - English to Bengali & Bangla to English Dictionary & Translator.

Includes more than 750K words and expressions
Easy to use, fast, works offline.
Ability to translate words directly in web browser and other apps.
Offline pronunciation.
English dictionary & thesaurus with examples and explanations
Ability to search sentences, phrases, related words
Image search, picture dictionary
Word correction for mistyped words
Tap word to see its meaning in popup window
Ability to install more dictionaries & more languages
Support Stardict format
Links with popular web dictionaries (Oxford dictionaries, Cambridge, Wiki, etc)
Word reminder
Review words with pictures
History, favorites, notes

Usually Bengali Dictionary - Dict Box iOS app used & searched for

bangla, dictionary box, bangla dictionary, english bangla dictionary, bangla dictionary +, english to bangla dictionary, and other. So, download free Bengali Dictionary - Dict Box .ipa to run this nice iOS application on iPhone and iPad.