All MaiPDF Features

Everything you need to send PDF links — plus MaiPDF App DRM when you need to block screenshots with protected .maipdf files.

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Security & Access Control

Protect who can view, download, and share your PDFs

PDF Expiry & Self-Destruct

Set auto-expiration dates so PDFs become inaccessible after a deadline.

PDF Security Features Overview

Complete guide to all security options: passwords, view limits, download blocks.

Access Control

Control exactly who can open your PDF with email verification and passwords.

Prevent Download & Print

Disable download and print buttons — recipients can only view online.

Prevent PDF Forwarding

Stop unauthorized sharing with device-locked links and view limits.

Email Verification Access

Require a one-time email code before viewing. Know exactly who opened it.

Time Limits for PDFs

Set view count limits and time-based expiration for sensitive documents.

Set Expiration Date

Choose a specific date after which the PDF link becomes invalid.

Anonymous PDF Sharing

Share PDFs without revealing your identity — no account needed.

Advanced Security Settings

Fine-tune security: combine multiple protections for maximum safety.

Advanced Sharing Features

Enterprise-grade sharing with layered protection and audit trails.

Security Best Practices

Industry-recommended practices for protecting PDF documents.

Convert PDF to Secure Link

Turn any PDF into a protected, trackable share link in seconds.

Prevent Forwarding with Dynamic QR

Embed unique QR codes in each view to trace who shared your PDF.

Secure Sharing Methods

Compare different methods for sharing PDFs safely: links, QR, email.

Share PDF Online Securely

Step-by-step guide to sharing PDFs with full security enabled.

Sharing & Hosting

Upload, host, and share PDFs via links, QR codes, and embeds

Share PDF Files Online

The complete guide to sharing PDF files via MaiPDF links.

Convert PDF to QR Code

Generate a scannable QR code for any PDF — great for print and events.

Free PDF Hosting

Upload and host PDFs for free — get a permanent shareable link.

Secure PDF Hosting

Host PDFs on secure cloud infrastructure with access controls.

Fast & Free PDF Sharing

Share PDFs in under 30 seconds — no account required.

PDF Links

Create shareable PDF links with built-in security and tracking.

Share PDF Online

The easiest way to share a PDF online with anyone, anywhere.

Sharing Workflows

Different workflows for different sharing scenarios.

MaiPDF Secure Hosting

Enterprise-grade PDF hosting with encryption and access logs.

Share PDFs & Files Online

Upload multiple PDFs and share them via link or QR code.

Share Easily

One-click PDF sharing — the simplest way to send documents.

Methods of Sharing

Compare link sharing, QR code, email embed, and social media.

Watermarks & Analytics

Track who views your PDFs and protect against leaks

Dynamic QR Watermarks

Auto-embed viewer-specific QR codes on every page to trace leaks.

Design Watermark Protection

Add visible or invisible watermarks to protect creative work.

Client Feedback Tracking

Track when clients open proposals and follow up at the right time.

Design & Portfolio

Share design work securely with clients and collaborators

Designer Portfolio PDF

Share your design portfolio as a secure, trackable PDF link.

Design File Organization

Organize and manage design files with version control and sharing.

Design Work Sharing

Securely share design drafts with watermark and download protection.

Comparisons

See how MaiPDF compares to other PDF tools

Locklizard vs MaiPDF

Enterprise DRM vs cloud-based sharing — which approach fits you?

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MaiPDF vs DocSend

Free open tool vs $15/mo subscription — honest feature comparison.

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MaiPDF vs Smallpdf

Different tools for different jobs — sharing vs editing compared.

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中文功能页面

MaiPDF 中文功能介绍与使用指南

围栏阅读保护

限制 PDF 观看次数、设置到期日，防止未授权访问。

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多种分享方式

通过链接、二维码、邮件等多种方式安全分享你的 PDF。

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发送方式指南

了解不同的 PDF 发送方式及其安全性对比。

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防止 PDF 转发

使用设备锁定和查看次数限制防止未授权分享。

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安全在线分享 PDF

分步指南：如何安全地在线共享 PDF 文件。

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加密 PDF 防编辑

加密你的 PDF 文件，防止他人编辑或复制内容。

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安全分享

一键安全分享 PDF，设置密码和权限。

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在线托管 PDF

免费上传和托管 PDF 文件，获取永久分享链接。

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设计师作品集

安全分享设计作品集 PDF，保护你的创意。

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工具对比

MaiPDF 与其他 PDF 工具功能对比。

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安全共享指南

完整的 PDF 安全共享设置指南。

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Ready to Share PDFs Securely?

No sign-up required. Upload a PDF, set your security options, and get a share link in 30 seconds.

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New App DRM guide

Anti-screenshot PDF DRM with MaiPDF App

Explain the direct protection model: browsers are for quick links; the MaiPDF App is for blocking screenshots where supported with protected .maipdf files, device binding, license management, revocation, and watermark trace.

Open anti-screenshot App DRM guide