Free Online DICOM Viewer

Why Use an Online DICOM Viewer?

DICOM files are the universal standard for medical imaging, but viewing them normally requires specialized software like OsiriX, RadiAnt, or Horos — applications that must be downloaded, installed, and configured before you can see a single image. An online DICOM viewer eliminates this barrier entirely. Upload your .dcm file and see your medical images immediately, right in your browser, on any device.

Patients who receive hospital CDs containing their CT scans, MRIs, or X-rays often find themselves unable to open the files at home. The CD may include a viewer application, but it frequently fails to run on modern operating systems or requires administrator privileges. Our online viewer provides a reliable alternative that works on every computer, tablet, and smartphone with a web browser.

Healthcare professionals working outside their primary institution — traveling physicians, locum tenens doctors, telehealth providers — need quick access to patient imaging without installing PACS software on every device. An online DICOM viewer provides instant access to imaging data from any location with internet access, supporting clinical decision-making in time-sensitive situations.

Key Features

• View CT, MRI, X-ray, and ultrasound DICOM files in your browser
• Automatic window/level adjustment for optimal image display
• Support for all major DICOM modalities and transfer syntaxes
• No software installation — works on any device with a browser
• Multi-frame DICOM support for viewing complete scan series
• Free to use — no registration or account required
• HIPAA-aware: SSL encryption with automatic file deletion

Frequently Asked Questions