Palabrotas: Spanish learning app - looking for feedback

Hello r/SideProject! I've spent the last several months building Palabrotas, a Spanish learning app which is a hybrid of Urban Dictionary and Anki-style spaced-repetition flashcards. Features 101 lessons - with about 26 phrases each, organized thematically. The app allows users to add content from the course to their flashcards with a single click Spaced repetition - Anki-style space-repetition of flashcards for continuous learning Audio on each lesson content - to work on pronunciation and