In healthcare, knowing whether a referral summary, care plan, or compliance document has been read is as important as sending it. WeTransfer lets you see when a PDF has been previewed in the browser and when it has been downloaded, with each access event tied to a verified email address.
Keep count of who views your transfer
Healthcare professionals share PDFs constantly, from patient intake forms and discharge summaries to clinical protocols and insurance documents, and confirmation that the right person received and reviewed them is not optional. WeTransfer's in-browser preview lets recipients open a PDF without downloading it first, and that preview activity is recorded in your Transfers panel as its own separate signal, distinct from a full download event. When you enable download tracking, every access is logged with the recipient's verified email address and a timestamp, giving you a clear, named record of who engaged with each file. For documents intended only for specific colleagues, insurers, or care coordinators, you can restrict access to a defined list of email addresses so the file stays unreachable to anyone outside it. PDFs are delivered exactly as uploaded, with no changes to formatting, annotations, or document structure.
Our features are designed to minimize how much of your data we — or anyone else — can access, so you can keep what's yours, yours.
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Give people simple tools, and they'll do extraordinary things. Ultra-fast file transfers, built-in customization, easier team collaboration. That's the magic of WeTransfer.

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Share content with a unique link, give anyone a free pass to send you 200 GB files, and stay in control of transfers — even after you hit send.

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With tools designed to enhance collaboration, get everyone in your team talking and moving as one, without disrupting their workflow.

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From password protection to file encryption, WeTransfer has all the built-in security features you need to safeguard your work.
All your questions answered.
Yes. WeTransfer records in-browser preview activity and full download events as separate signals in your Transfers panel. If a clinician or administrator opens your PDF to read it without saving a local copy, that preview still appears in your activity log, so you know the document was reviewed even if it was never downloaded.
When setting up your transfer, enable Restricted downloads and add the specific email addresses of your intended recipients. Anyone who opens the link but is not on that list will be denied access after email verification. This is particularly useful for healthcare documents that should reach only named staff at a hospital, insurer, or regulatory body.
For each access event you will see the recipient's verified email address, the date and time they opened or downloaded the file, and whether the interaction was a preview or a full download. If you sent the PDF to several people, each person's activity is logged individually, giving you a clear picture of who has engaged and who has not before you follow up.
No account is needed to preview or download a transfer. Recipients click the link or the button in the notification email and can open the PDF directly in their browser without signing up. If you have enabled Tracked or Restricted downloads, they will be asked to verify their email address before gaining access, but that is a one-step check, not an account registration.
WeTransfer encrypts files in transit using TLS and at rest using AES-256, stores data on EU servers in Ireland, and is ISO 27001 certified and GDPR-compliant. Data Processing Agreements are available for paid plan customers, which is relevant for healthcare organisations that need a formal processing arrangement under GDPR. WeTransfer does not view, sell, or share your files, and file content is never used to train AI models. For specific regulatory requirements such as HIPAA, consult your compliance team to confirm whether additional controls are needed.