5- Agnosco - Free DICOM Viewer. Agnosco - Free DICOM Viewer. Agnosco is a free DICOM viewer for windows, It supports opening DICOM images from the local network, drives and removable media devices like USB sticks. It has easy to use interface, with the support of time frames. May 12, 2021 · Download Movavi Photo Manager. 4. Apowersoft Photo Viewer. If you are looking for free photo viewers for Windows 10, then Apowersoft Photo Viewer is the one for you. However, you should know that it doesn’t support videos. As far as images are concerned, it supports a wide range of formats, including PNG, TIFF, RAW, etc. Oct 05, 2020 · Best Photo Viewer For Windows 10 1. IrfanView. IrfanView is the best free photo viewer for Windows 10, with a host of image editing functions. The app is snappy, loads images fast, and has no bloatware. Besides its performance, IrfanView offers batch conversions, media file conversion, and allows you to add plugins to extend its features.