Secure sharing for Science

Fast, accurate and secure document drafting and sharing for teams with mission-critical document workflows.

Thousands of productive teams trust Sizle
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Sizle’s document solutions help high-performance organisations, teams and professionals share information quickly and securely every day.

With powerful and intuitive secure sharing tools, Sizle ensures exceptional document experiences for clients and partners every time.

Join people in over 130 countries

Give your team an edge with the fast, secure document collaboration.


  • Drag-and-drop any
    document to upload
  • Fast document
    markup & annotation
  • Best-in-class
    reader experience
  • Share via secure
    link or email


  • Individual and
    group PIN access
  • Viewer email
    address capture
  • File expiry and
    access controls
  • Advanced document
    security controls


  • Full resolution
    document rendering
  • Live viewer
    interaction alerts
  • Rapid response
    and comments
  • Real-time viewer
    engagement trends

Frequently asked questions

What is Sizle?

Sizle is a collaborative document platform that helps you create and share mission-critical documents more safely and effectively.
No matter what you’re sharing, ensure the right files are sent to the right people at the right time.

Who is Sizle for?

Sizle was built to improve the daily lives of individuals and teams that rely on paperless documents to run and grow their business. Built for simplicity and speed, Sizle connects the dots in your workflow to unlock efficiency and protect your information with the only end-to-end document toolkit built for remote work.

What do document viewers think of Sizle?

People in more than 130 countries use Sizle to delight their customers, clients, partners and more every day. Sizle's distraction-free reader and industry-leading document engine gives viewers a fast, reliable and engaging document experience every time.

Can I use Sizle for free?

Yes! Sizle is free for individuals and small teams. Click here to get started for free today.

Testimonials and reviews

What people are saying about us.

Simple sharing.
Powerful insights.