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SubKun Live Transcribe - free live captions that run in your browser, no server and no sign-up

English is my second language, and on a fast call I sometimes lose the thread. I wanted live captions I could glance at, without a monthly fee and without sending the audio of my calls to someone else's server. So I built this: https://subkun.com/live-transcribe/ What it does Listens to your microphone or to a browser tab, and shows captions about a second behind the speaker. Keeps the full transcript next to the captions. Afterwards you can copy it or download it as Markdown, f

五维评分

付费意愿
35
需求真实度
50
个人可落地
85
竞争空间
25
新鲜度
55

AI 分析

痛点:非英语母语者在快速通话中跟不上,需要实时字幕,但不想付月费、也不想把通话音频上传到他人服务器。

目标用户:非英语母语的专业人士、对隐私敏感的用户、不想为字幕付费的个人。

证据:without a monthly fee and without sending the audio of my calls to someone else's server. / English is my second language, and on a fast call I sometimes lose the thread.

变现:免费增值模式:个人版免费,企业/团队版付费(多语言支持、更高准确率、移动端、团队管理、API);或一次性买断的高级功能(如离线包、自定义词汇表)。

MVP:基于浏览器WebGPU的实时字幕工具,支持麦克风和标签页音频,本地运行IBM Granite Speech模型,提供字幕+完整转录+8种语言翻译+Markdown导出,无需服务器和注册。

竞品:Otter.ai、Google Live Caption、Microsoft Teams实时字幕、Whisper-based工具、YouTube自动字幕

摘要:开发者自建SubKun Live Transcribe,用IBM Granite Speech在浏览器WebGPU本地运行,免费无服务器,支持8种语言翻译。目标是解决非母语者快速通话跟不上及隐私担忧,但核心卖点是“无月费”,付费意愿信号弱,且面临大量免费竞品。