While not exclusively Vietnamese, SoundCloud hosts millions of tracks under Creative Commons licenses. You can filter searches for "Free Download" and "MP3." Many underground Vietnamese artists release their music here for free.
Once a giant in the Vietnamese music scene, NhacCuaTui still offers a substantial library. While it has moved toward streaming, some sections allow downloads for non-copyrighted or promotional tracks. It remains a top destination for for V-Pop and Ballads.
These platforms offer the most extensive collections of V-Pop, traditional Vietnamese music, and global hits. Gig Life Pro