LangFit is an online platform for learning foreign languages with a teacher. The LF application is an organic addition to the learning process, which allows a student to repeat their covered material conveniently and effectively.Download the application, use your LF account credentials to log in and- choose any of your personal vocabularies- mix words in sprints to avoid visual habituation- listen to the words if you have forgotten their pronunciation- test your knowledge by viewing the added translation of words and grammatical constructions.Using the app will also allow you to- change the usual picture, because the application has a different design- work with your vocabulary offline- translate unknown words and add them to any of your vocabularies in one click.We want to make your LF experience as comfortable as possible, so we welcome your feedback and suggestions!