Voeli

Tone-aware English ↔ Vietnamese chat. Sign in to start translating.

Demo returns fake translations so you can explore the UI without signing up.

How do you want to use the app?

Pick a mode — you can always come back and try the other one.

🖥️ Local Test — two tabs, same device Open this app in two browser tabs and chat between them instantly. No account or internet needed.

Room Code

Both tabs must use the same code. If you used "Connect" from a contact, it's already filled in.

📲 Live Session — two phones Messages sync in real time between two signed-in users. Share a room code with the person you want to chat with.

Room Code

Generate a code and send it to the other person — they enter the same code to join. Both of you must be signed in.

Chats

💬

Select or create a contact to start

No messages yet — start below

Loading GIFs…

✏️ Suggestion:

Replying to

EN→VI

Tap for voice

Enter to send

Choose how to say it

Cancel

New Contact

Name (optional) Mobile number (optional) Email (optional) Relationship

Actions

Change relationship

This shapes how your messages are translated — pronouns, tone, and how formal or casual things sound.

Settings

Language

Grammar check

Suggests a correction as you type — like auto-grammar on iMessage. On by default.

Privacy

My communication style

Shows a personal breakdown of how you tend to communicate. Completely optional — off by default.

Data & Privacy ▾

This application does not collect, store, or transmit your message content. Communication style data — consisting solely of aggregated emotional tone indicators — is stored locally on your device and is not shared with any third party. Each message you send is processed by a third-party translation engine solely for the purpose of translation. No historical message data is transmitted at any time. All locally stored preference data remains on your device and can be cleared at any time by clearing your browser or app storage.

Your style insights