Dictionary for 51 language combinations usable without an internet connection (offline dictionary). Vocabularies can be downloaded and updated within the app for free. All dictionaries are bidirectional so German-English doubles as English-German. Just type in your keyword in either language.

English-German dictionary: 1 million translations
The following languages are available in combination with German and English:

Albanian Bosnian Bulgarian Croatian Czech Danish Dutch Esperanto Finnish French Greek Hungarian Icelandic Italian Latin Norwegian Polish Portuguese Romanian Russian Serbian Slovak Spanish Swedish Turkish

New translations and corrections can be suggested at http://contribute.dict.cc/. Every translation gets checked by several other contributing users. The downloadable vocabularies are updated daily.

Additional features can be activated within the app.