Order cà phê, ride a motorbike taxi, bargain at the market and talk to your landlord. Travis, a baby water buffalo, listens and tells you which tone to fix, in the accent you pick: Northern (Hà Nội) or Southern (Sài Gòn).
Free to start: Unit 1 is free forever, speaking included.
Speaking
Say words and phrases out loud in every lesson. Travis listens and shows which syllable and which tone to fix.
Talk with locals
Role-play with an AI barista, motorbike taxi driver, market seller or landlord. Chào suggests a better way to say it as you go.
Stories
Short stories from everyday moments in Vietnam, in the accent you pick, with audio and questions as you read.
Tone gym
Hear a syllable and pick its tone while Travis acts out the pitch. Learn to tell rẻ (cheap) from rè.
Lessons
Put word tiles in order, or type with tone keys. You do not need a Vietnamese keyboard.
Smart review
Spaced repetition brings each word back just before you would forget it. Reviews never cost hearts.
Explain my answer
Made a mistake? Tap Explain my answer, and Travis tells you why the right answer is right, with another example.
Home screen widget
Keep Travis and your streak in view, and get a reminder in the evening when your streak is at risk.
Vietnamese has six tones, and a wrong tone changes the word. Chào trains your ear and your voice in every lesson.
Say words and phrases out loud. Travis listens and shows which syllable and which tone to fix.
Every word and sentence has recorded audio, at normal and slow speed.
Hear a syllable and pick its tone while Travis acts out the pitch.
Learn Northern or Southern Vietnamese. Audio, words like bố and ba, and tone drills follow your choice. Switch any time.
Units built around expat life in Vietnam, with practice partners who answer back.
Numbers and money, food and drink, getting around, the market, your home, time, family, health and work, with new units added over time.
The pronoun system, explained: when to say anh, chị, em, cô, chú or bác, and why it matters.
Short stories from everyday moments in Vietnam, with audio and questions as you read.
Role-play with an AI barista, motorbike taxi driver, market seller or landlord, and get corrections as you go.
Made a mistake? Travis tells you why the right answer is right.
Type the letters, then tap a tone key to mark the word. Chào adds the diacritics for you.
A few minutes a day adds up. Chào gives you reasons to come back tomorrow.
Earn XP and gems, keep your streak, finish daily quests and collect achievements.
Climb a weekly league with other learners, and see how you rank on a friends leaderboard.
Add friends by code, see who practised today, and send a nudge to anyone who has not.
Share your invite code. When a new learner uses it, you both get a free week of Premium.
Keep Travis and your streak on your home screen, and get a reminder in the evening when your streak is at risk.
Spaced repetition brings each word back just before you would forget it. Reviews never cost hearts.
Chào needs a server for sync, leagues and AI practice. It sends only what those features need.
Your progress syncs to our server so it is safe. No account needed: signing in with Apple or Google is optional.
No advertising and no tracking across other apps. Crash reports and usage statistics, without your name or email, help us fix bugs and improve lessons.
Speaking uses your phone’s own speech recognition. Chào never stores or uploads your recordings.
AI practice sends only the text of that chat. We do not store it, and it is not used to train AI models.
Try the whole first unit for free. Go Premium when you want the full course.
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US prices. Your app store shows the price in your local currency. Subscriptions renew automatically until you cancel.
Questions, bug reports or a word that sounds wrong: email us and include your device and the app version.
