Free Online DICOM Study Viewer

Instantly open and view your medical imaging studies right in your browser. Files stay on your device — nothing is uploaded to a server. No registration or installation required.

How to Use

  1. In the viewer below, open a DICOM folder, a ZIP archive, or a NIfTI (.nii/.nii.gz) file.
  2. Your images load and decode directly in the browser — nothing leaves your device.
  3. Use the on-screen tools to scroll, zoom, and adjust window/level.
  4. Share with a colleague using the built-in peer-to-peer share link, no cloud storage involved.

Open in a new tab ↗

Why Use Our Free DICOM Viewer?

Frequently Asked Questions

Is it really free?
Yes! You can open and view DICOM studies at no cost.
Can I share my case?
Yes! Use the built-in peer-to-peer share link to send a study directly to a colleague's browser for collaboration — no cloud storage involved.
Is my data secure?
Your images are decoded entirely on your device and are never uploaded to a server. P2P shares go directly between browsers.
What file types are supported?
DICOM folders, ZIP archives of DICOM files, and NIfTI (.nii/.nii.gz) volumes.
Do I need to install anything?
No installation or plugins required. Everything works in your browser.