vokki - Version 1.2 vokki is an adaptive vocabulary trainer with multi player games. You can play the games Quiz, WordTris and Rot-O-Wort alone and with friends, each player can play a different language. The special with vokki is, that it adapts to the knowledge of each player. Easy and learned words are discarded automatically, while words not guessed are repeated to increase the learning results. vokki is provided with lessons for English, German, French, Italian, Spanish and Swedish in different combinations and can be easy extended with your own lessons.