1. Duolingo encourages learners through points and rewards, which enhance engagement and advancement.
2. The app uses the Spaced Repetition System (SRS) to assist learners in efficiently memorising vocabulary and grammar.
3. Duolingo enables learners to pick up at least five minutes of daily learning using brief, manageable lessons.
4. It provides interactive lessons incorporating reading, writing, and listening exercises to strengthen language skills.
5. The paid service has additional features, including ad-free learning and extra practice for better understanding.
