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.
Upload any local audio or video file and get full transcription and translation results — works completely offline, no internet connection needed.
Supports English, Chinese, Japanese, Korean, German, French, Italian, Russian, Spanish and more major languages for both transcription and translation.
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, no subscription lock-in.
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 and translate between all widely spoken languages.
One plan. Everything included.
🔒 Secure payment · 30-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.