Local AI Subtitle uses WebGPU to run powerful AI models directly in your browser — real-time transcription & translation with zero data sent to any server.
Works on Chrome · Powered by WebGPU · No account required
Professional-grade AI transcription and translation, powered entirely by your own hardware.
Runs large AI models locally using WebGPU technology. Get fast, accurate speech recognition (ASR) and machine translation (MT) — all without a cloud GPU.
Automatically detects audio from any Chrome tab and generates live subtitles with real-time transcription and translation as you watch videos or livestreams.
Upload any local audio or video file and get full transcription and translation results — works completely offline, no internet connection needed.
Transcribe speech in 11+ languages including English, Chinese, Japanese, Korean, and major European languages. Translate subtitles into English or Chinese, with more target languages coming soon.
All audio and text processing happens locally on your machine. Your voice data never touches any external server — ever.
Lightweight browser extension that integrates seamlessly into your Chrome workflow. No complex setup, no account required.
Simple setup, powerful results.
Add Local AI Subtitle to Chrome from the Web Store in one click.
The AI model downloads once and runs locally via WebGPU — no cloud needed.
Open any video tab or upload a file. Get instant subtitles in your language.
Transcribe speech in major world languages and translate into English or Chinese. More translation targets coming soon.
One plan. Everything included.
🔒 Secure payment · 14-day money-back guarantee
Unlike cloud-based tools, Local AI Subtitle processes everything on your device. No audio snippets, no transcripts, no personal data — nothing is ever sent anywhere.