Basic Vietnamese is a free online textbook by Tung Hoang for true beginners and low-novice learners. It works as a self-study course or classroom companion, starting with sounds before moving into everyday language.
Pros
- 15 themed chapters plus nine pronunciation sections
- 173 interactive practice activities
- Native-speaker-supported audio and dialogues
- Free, openly licensed PDF and EPUB downloads
Cons
- No personal feedback on speaking or pronunciation
- Limited material beyond early intermediate study
- Southern Vietnamese is covered mainly through pronunciation comparisons