The core of the Assimil method lies in the audio recordings. Without them, the course is just a book of text. The audio repack typically includes all the dialogues from the lessons, recorded by native speakers at a natural pace.
In the context of language learning software, a "repack" usually refers to a compressed version of the original course materials. These often combine the audio files (usually MP3) with digital versions of the textbook (PDF) or a dedicated software interface.
: The "passive phase" of the course requires you to listen to these tracks repeatedly until the sounds become familiar.
: Having a digital repack allows you to load the lessons onto your phone or tablet for learning during commutes or exercise. Understanding the "Repack" Format
: Repacks are optimized to take up less space while maintaining high audio quality.