Frequently asked questions

Video-call and in-person speech audio is sent to Deepgram for real-time speech-to-text. Each complete utterance is then sent to Google Cloud Translation in the listener's selected language. A downloaded on-device speech model may be used as a backup if cloud transcription fails.

The app interface includes 48 languages. Video calls currently offer 42 active call languages; availability and translated-voice support can vary by device.

No live translation mode currently works offline. Speech recognition, translation, and delivery require internet; a downloaded on-device speech model is only a transcription backup.

Buy prepaid minute packs when you need them. There is no subscription, and purchased minutes never expire.

30 minutes for $2.99, 60 minutes for $4.99, or 120 minutes for $8.49. Purchased minutes never expire.

Only the host uses minutes. Guests always join video calls and in-person sessions free.

Yes. Anyone can host a call or in-person session using minutes from their own account. After joining someone's call or session as a guest, you must wait 10 minutes before hosting that same person. The wait applies to every account; you can ask them to call or invite you instead.

Yes. Video calls require an internet connection.

Wi-Fi is recommended. When Wi-Fi is unavailable, VivaLingua uses your mobile data connection.

Open in-call settings to control translation captions, view the session voice, and adjust translated and original audio.

Yes. In-person speech audio is sent to Deepgram for speech-to-text, and finalized text is sent to Google Cloud Translation. A downloaded on-device speech model may serve as a backup, but live translation still requires internet.

Choose Push-to-Talk to hold the microphone button while speaking and release it when finished, or choose Hands-Free to speak naturally while VivaLingua detects each turn.

In-person speech audio is processed by Deepgram for real-time speech-to-text. Finalized text is sent to Google Cloud Translation and relayed for delivery. VivaLingua does not persist ordinary source transcripts; see the Privacy Policy for how these providers handle your data.

Share your referral link. You earn 15 promotional minutes after the referred user completes a translated call of at least 3 minutes with someone other than you. You can earn up to 10 referral rewards per UTC calendar month. Referral minutes expire after 90 days.

Standard Bluetooth earbuds and the phone speaker work with VivaLingua.

Video-call and in-person speech audio is processed by cloud speech-to-text providers, and finalized text is sent for cloud translation. VivaLingua does not persist ordinary source transcripts and temporarily caches translated results for reliable delivery as described in the Privacy Policy.