Lingvist is an AI-powered language learning app that uses cognitive science and AI to predict your current language level and suggest the most useful words for you to learn next. It offers courses in languages, including Japanese, Korean, Swedish, Danish, and Norwegian. Lingvist helps you establish a study routine and tracks your progress using AI. It also uses an intelligent spaced repetition algorithm to present you with language problems just as you're about to forget them. The app allows you to customize your learning experience by tailoring the course with handcrafted decks in specialist subjects or generating custom decks based on uploaded content. Lingvist aims to provide a solid foundation of vocabulary and grammar tips to help you reach your language learning goals faster. It doesn't replace the experience of speaking with real people but complements it by giving you the necessary vocabulary and grammar knowledge. The app offers full courses in various languages, including Spanish, French, Japanese, German, Portuguese, Italian, Dutch, Russian, Korean, Swedish, Danish, Norwegian, Polish, and Estonian. It also allows speakers of other languages to learn English grammar and business English vocabulary. Users have praised Lingvist as the best vocabulary app they've ever used. To access the full learning materials for all languages, a subscription is required. The subscription is automatically renewed unless canceled at least hours before the end of the current payment period. Lingvist encourages personalization of the learning experience, allowing users to enforce correct diacritics or adjust audio playback speed. The app aims to help users improve their vocabulary and grammar by exposing them to real language as it is spoken. Lingvist provides a blog with interesting language learning facts and can be followed on social media platforms like Facebook, Instagram, Twitter, and LinkedIn.