據 AlphaMoat 統計,截至 2026-09,Chrome 外掛 Local AI Subtitle 使用者數為 71,環比 +1.4%,在全部 9,324 款 AI 瀏覽器外掛中排名第 4,803 位,在「音訊」分類(333 款)中排名第 216 位。
Local AI Subtitle 是什麼
Local subtitle generator that protects your privacy AI-powered subtitle generation running entirely in your browser. Privacy-first, no uploads, no cloud.
Local AI Subtitle is a privacy-first subtitle generator that runs 100% locally in your browser using WebGPU. No audio files are uploaded to any server — everything is processed on your device.
KEY FEATURES
- Offline Mode — Transcribe and translate local audio/video files in batch. Supports MP3, WAV, MP4, MKV, WebM and more.
- Realtime Mode — Live speech-to-text and translation for the current browser tab, capturing and transcribing audio in real time with results shown in the side panel.
- AI Translation — Translate subtitles into 15+ languages including English, Chinese, Japanese, Korean, French, German, Spanish, and more.
- Bilingual Subtitles — Export original + translated subtitles side by side.
- Subtitle Export — Download subtitles in SRT format.
- History — All transcriptions are saved locally for easy access.
WHY CHOOSE LOCAL AI SUBTITLE?
Most subtitle tools require uploading your audio to remote servers. Local AI Subtitle is different — all AI inference runs locally in your browser via WebAssembly and WebGPU, protecting your privacy by design.
展開其餘商店介紹▾
- No account registration required
- Zero audio data uploads
- Works offline after models are downloaded
HOW TO USE
Offline Mode: 1. Click the extension icon to open the side panel 2. Switch to Offline Mode 3. Select transcription language (and optionally translation language) 4. Drag or import audio/video files 5. Click Start — subtitles will be generated and can be exported as SRT/TXT
Realtime Mode: 1. Click the extension icon to open the side panel 2. Switch to Realtime Mode 3. Select transcription language (and optionally translation language) 4. Click Start — the extension will capture and transcribe the current tab's audio in real time, with results shown in the side panel
AI models are downloaded automatically on first use. Once downloaded, the extension works offline without internet.
REQUIREMENTS
- Chrome 113+ with WebGPU support
- A dedicated GPU with 8GB+ VRAM is recommended for best performance
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+ 對比資料月份:2026-09 · 使用者數與評分來自 Chrome 應用商店公開資料,按月聚合更新。口徑說明見資料方法。