postDICOM - Free DICOM Viewer is described as 'postDICOM is a cloud-based DICOM Viewer and clinical documents viewer. You can upload DICOM files and clinical documents using web browsers. You can upload and view your DICOM files from PCs(Windows, MacOS, Linux), tablets and phones(IOS and Android)'. There are more than 10 alternatives to postDICOM - Free DICOM Viewer, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and iPhone. The best alternative is RadiAnt DICOM Viewer, which is free. Other great sites and apps similar to postDICOM - Free DICOM Viewer are Horos (Free, Open Source), Weasis (Free, Open Source), MicroDicom (Free) and 3DimViewer (Free, Open Source).
Weasis is a multipurpose standalone and web-based DICOM viewer with a highly modular architecture. It is a very popular clinical viewer used in healthcare by hospitals, health networks, multicenter research trials, and patients.
MicroDicom is application for primary processing and preservation of medical images in DICOM format It is equipped with most common tools for manipulation of DICOM images and it has an intuitive user interface.
Aeskulap is a medical image viewer capable to load a series of special images stored in the DICOM format for review, query and fetch DICOM images from archive nodes (also called PACS) over the network.