Yes! Assimil’s official YouTube channel offers 3-4 full sample lessons. Search "Assimil Russian sample lesson." This is a legal, zero-risk way to test the method.
Create a folder on your phone or computer: Assimil Russian Audio Download
If you purchase the digital version or a "Super Pack," you can download the audio directly through the Assimil official website or their dedicated app. This is the most seamless way to keep your lessons synced across devices. Assimil Russian Audio Download