按大小拆分PDF
将大型PDF拆分为较小的文件，每个文件在您指定的大小限制以下。非常适合电子邮件附件。
文件保留在您的设备上
100%基于浏览器
无需账户
Drop your PDF here to split by size
Supported: PDF (up to 100.0 MB)
常见问题
为什么要按大小拆分？
许多电子邮件服务将附件限制在10-25 MB。按大小拆分确保每个部分足够小以便发送。
Common Use Cases
Email large documents
Split a 50MB PDF into 25MB chunks to send via email when the recipient can't receive large attachments.
Upload portal limits
Split PDFs to meet file size restrictions on government portals, job application sites, or client upload forms.