σὺν Ἀθηνᾷ καὶ χεῖρα κίνει
This app is best used in conjunction with Smyths Greek Grammar as well as a course book of your choice. Im using Pharrs Homeric Greek but you could just a easily use an Attic or Koine textbook. The app itself works very well within its limitations.
PhombusPucker about
LP Ancient Greek