据 AlphaMoat 统计,截至 2026-09,Chrome 插件 Local AI Subtitle 用户数为 71,环比 +1.4%,在全部 9,324 款 AI 浏览器插件中排名第 4,803 位,在「音频」分类(333 款)中排名第 216 位。
Local AI Subtitle 是什么
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.
展开其余商店介绍▾
- 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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+ 对比数据月份:2026-09 · 用户数与评分来自 Chrome 应用商店公开数据,按月聚合更新。口径说明见数据方法。