BabelCast BabelCast
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Product

From one voice to every language, in real time.

A speaker talks. BabelCast turns it into live captions and natural translated speech, and everyone in the room — or across the world — follows along in the language they choose.

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Three surfaces, one live session.

Everything runs in the browser — nothing to install for anyone.

LIVE 214
Mute
Speaker · Host

Go live from anywhere

A mobile-first console: pick your mic, watch your input level, mute, and see your live listener count. Hand the session off between devices with a QR or PIN.

ES EN 中文
Listener

Join with a code

No account, no app. Enter a code, then pick your audio and caption language independently — and switch either one mid-session.

ES · SPANISH
Venue · Display

Put it on the big screen

Full-screen captions for a venue screen, or a browser source that drops straight into OBS or ProPresenter with your branding.

The pipeline

What happens between speaking and hearing.

Voice activity
Detects speech and segments phrases as you talk.
Transcription
Turns each phrase into accurate text, live.
Translation
Converts text into every target language at once.
Natural speech
Renders lifelike translated audio for each listener.
<1s
End-to-end latency
Concurrent listeners
Dozens
Languages, simultaneously
1 → ∞
One speaker, any audience

Built for hosts who can’t afford dead air.

Live health monitoring

See translator status and connection health at a glance, right in the host console.

Silence alarm

If your input goes quiet unexpectedly, BabelCast flags it so you never broadcast dead air.

Screen wake lock

Keeps the host device awake for the whole session — no mid-sermon screen timeout.

Want the full list?

Every capability for listeners, hosts, venues, and admins — laid out in full.

Explore all features

See it run on your next event.

Free 7-day trial · no card required

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