Select a tool to get started
Why SmartDocKit · 130+ PDF tools, 100% free
所有处理都在你的浏览器内完成，文件永不离开你的设备。100% local processing — files never leave your device.
敏感文档无需上传，杜绝泄露风险。Your sensitive documents never touch a server.
编辑、合并、拆分、转换、OCR、签名……一站式搞定。Edit, merge, split, convert, OCR, sign & more.
打开网页即可使用，无需注册或下载软件。Works instantly in your browser — no install or signup.
中英及多语言界面自由切换。Available in 21 languages including Chinese & English.
全部工具免费使用，无隐藏收费。All tools are free to use with no hidden fees.
Processing...
This is an alert message.
Press and hold keys to set a shortcut. Changes are
auto-saved.
⚠️ Avoid common browser shortcuts (Cmd/Ctrl+W, Cmd/Ctrl+T,
Cmd/Ctrl+N etc.) as they may not work reliably.
Use the full screen width for all tools instead of a centered container
Display tools as a compact list instead of cards
Configure external processing modules (PyMuPDF, Ghostscript, CoherentPDF)