VT19
If you want to use an apkg-file, you need Anki, either for Windows, Mac, or Linux or for Android Phone or iPhone.
Install the program, download the apkg-file to your device, click it and it will automatically be opened in Anki.
If you want to update a deck (apkg-file), you have to delete the existing deck:
1) Go to the list of decks.
2) Long-press the deck.
3) Select "Delete deck"
For translation you may use the Linguee App (English-German Dictionary) available for free at AppStore or GooglePlay.
Universität Rostock: Geo-Wörterbuch