DeutschAkademie: Best Grammar Lessons

A free online German course named DeutschAkademie offers hundreds of hours of interactive lessons for learners of every level. This website boasts complete grammar training, which is sorted by topic. Learners can take part in different lessons based on their own skills and levels. All lessons are sourced from 20 prestigious German textbooks.

In addition to vocabulary exercises and quizzes, DeutschAkademie also provides audio lessons with transcripts. Surprisingly, learning content on DeutschAkademie is free. Notwithstanding, if you want a bit more guidance and interaction you can pay for a live course taught by teachers to small groups.

Price: Free ($$ for live courses with teachers)

Website: https://www.deutschakademie.de/