工作原理
粘贴或上传文本并选择摘要长度。工具在浏览器中处理内容并返回可复制或下载的摘要——无需云端上传。
通过本地私密处理，将长文本压缩为清晰摘要。
Summary length
120 tokens
Source text
AI summary
粘贴或上传文本并选择摘要长度。工具在浏览器中处理内容并返回可复制或下载的摘要——无需云端上传。
Conversions run in your tab with JavaScript — no desktop app required.
Files stay on your device during processing. We do not receive your uploads.
Heavy codecs and AI models run locally via Web Workers and WASM (FFmpeg.wasm, Transformers.js).
粘贴或上传文本并选择摘要长度。工具在浏览器中处理内容并返回可复制或下载的摘要——无需云端上传。
摘要仅供参考，非专业建议。极长输入可能被截断。质量取决于语言清晰度与浏览器能力。
Yes. This tool is free convert online with no signup. Processing stays in your browser — no uploads.
You control quality settings. Choose higher quality for no quality loss when converting online.
Every conversion runs inside your browser tab using JavaScript and Web Workers. There is no background server queue and no account is required for core tools.
Your files are never uploaded to FreeConvertKit for processing. Originals, previews, and exports stay on your device unless you choose to download or share them yourself.
When codecs or AI models are needed, WebAssembly modules such as FFmpeg.wasm and Transformers.js execute locally — giving you desktop-class power with absolute file privacy.