Evince - Evince is a document viewer for multiple document formats: PDF, Postscript, djvu, tiff, dvi, XPS...
Aiseesoft HEIC Converter - Aiseesoft HEIC Converter is a useful tool that converts photos from HEIC to JPG/JPEG or PNG. You can open iPhone HEIF images on non-Apple devices conveniently.
Ghostscript - Documentation.
iMazing HEIC Converter - iMazing HEIC converter is a free Mac and PC app which converts photos from HEIC to JPEG or PNG.
ReaSoft PDF Printer - ReaSoft PDF Printer is a document creator and virtual printer installer for the Windows operating systems.
Apowersoft Free HEIC Converter - Apowersoft Free HEIC Converter is a web-based application that helps to convert HEIF (.