PONS Vocabulary Trainer

LingQ - Language Learning

DuoCards - Vocabulary Builder

Xeropan: Learn languages

Speakly: Learn Languages Fast

BeeSpeaker Learn English

cabuu - Learn vocabulary

Book's Parallel Translation

Knowunity: Homework Helper

Drops: Learn Swedish

EASY Peasy - English for Kids

Anki Pro: Flashcards Learning

Busuu: Learn & Speak Languages

Jakdojade: public transport

LearnMatch: Learn Languages

OutLearn Flashcards

Babbel - Learn Languages