免费PDF拆分工具
将PDF文件拆分为更小的部分—提取特定页面或拆分为单个文件。所有处理在浏览器中完成，无需上传，完全隐私。
将PDF文件拖放到此处
Split any PDF into 页 或 ranges — up to 50MB
按范围拆分
将页面范围提取为单独文件
提取页面
选择特定页面合并为一个PDF
逐页拆分
将每页拆分为单独文件
1-3, 5, 7-10 创建3个文件正在拆分...
如何在线拆分PDF文件—免费且安全
上传PDF
Drag and drop 或 browse to select your PDF 个文件. Supports files up to 50MB.
选择模式
选择按范围拆分、提取特定页面或拆分为单个页面。
拆分并下载
点击拆分—处理在浏览器中完成。即时下载。
什么是PDF拆分？
PDF splitting is the process 共 dividing a single PDF document into multiple smaller PDFs. This is useful when you need to share only certain 页, extract specific sections, 或 break a large document into manageable parts. Our tool performs this operation entirely in your browser, so your files never leave your device.
Why Use Our 免费PDF拆分工具?
- 100%隐私安全： Your PDFs are processed locally in your browser. Nothing is uploaded to any server.
- Three Split Modes: Split by 页 ranges, extract specific 页 into one 个文件, 或 split every 页 into individual files.
- 无水印： The output PDFs are clean — no branding 或 watermarks.
- 无需注册： Start splitting immediately. No email, no account.
- 全平台支持： Fully responsive — works on desktop, tablet, and mobile.
常见使用场景
- Extract specific 页: Pull out 页 3-7 from a 50-页 report to share only the relevant section.
- Split large documents: Break a 100-页 manual into smaller chapters for easier handling.
- Separate forms: Split a multi-form PDF into individual files for separate submission.
- Extract invoices: Pull individual invoices from a combined statement PDF.
- Share partial content: Send only the 页 you need without sharing the entire document.
常见问题解答
Is this PDF splitter really free?
是的，完全免费且无限制。我们通过页面上的非侵入式广告维持运营。
我的文件会上传到服务器吗？
No. All splitting happens locally in your browser using JavaScript. Your files never leave your device.
How do I specify 页 ranges?
Use the format "1-3, 5, 7-10" where hyphens indicate ranges and commas separate them. Each range becomes a separate PDF 个文件.
What happens when I split into individual 页?
Each 页 共 your PDF becomes a separate PDF 个文件. Since this creates multiple files, they are packaged as a ZIP for download.
最大文件大小是多少？
We recommend files up to 50MB. Since processing happens in your browser, larger files may be slower.
在手机上能用吗？
Yes! Our splitter works on iOS, Android, and any modern mobile browser.
质量会受影响吗？
No. Splitting simply extracts 页 — no re-encoding 或 compression. Your 页 look exactly as they did in the original.