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Live Translation

Real-time speech translation β€” web app & Chrome extension

Translate speech in real-time between English, Vietnamese, and Japanese. Available as a web application and Chrome extension β€” capture audio from any tab, meeting, or microphone and see live translated subtitles.

Privacy-first No account required Free forever

Key Features

Real-time speech-to-text transcription with ~2s latency
Live translation between English, Vietnamese & Japanese
Chrome extension β€” translate audio from any browser tab
Web app β€” works on any device with a microphone
Dual-panel display: source text + translation side-by-side
Text-to-Speech output with speed control (0.5x–2x)

Built with

Next.jsChrome Extension APIWeb Speech APIWebSocketTailwind CSS

How it works

Audio captured from browser tab or microphone β†’ speech-to-text transcription β†’ real-time translation β†’ displayed as live subtitles. All processing via secure API calls, no data stored on servers.

Why choose this tool?

The four things that decide whether this is worth your time.

About two seconds

Transcription streams as you speak, so the subtitle lands about two seconds behind the voice.

Chrome Extension

Translate audio from any website, meeting, or video directly in your browser.

Text-to-Speech

Listen to translations with natural-sounding voices. Multiple TTS providers supported.

Privacy First

API keys stored locally on your device. No accounts, no telemetry, no data collection.

How it works

How It Works

Open the web app or activate the Chrome extension on any tab

Select source and target language (English, Vietnamese, or Japanese)

Speak or play audio β€” real-time transcription appears instantly

Read translated subtitles live or listen via text-to-speech

Frequently Asked Questions