This is the recommended method for most users:

Searching for a "new license key" often leads to websites offering "cracks" or "keygens." These are not just illegal; they are a direct threat to your data and your organization.

New users can download the software and use it for a limited time to test its features.

RadiAnt DICOM Viewer is developed by Medixant. The software is not free, and its licensing reflects its value as a professional tool. There is no such thing as a legally obtainable "license key" outside of the official purchase and activation process.

Are you using this for or hospital clinical workflows ?

Paid licenses can be moved to a new computer once every 90 days by first deactivating the license on the old machine. Trial license activation - RadiAnt DICOM Viewer