Ghostscript is described as 'interpreter for the PostScript language and for PDF' and is an app in the Office & Productivity category. There are seven alternatives to Ghostscript for Windows, Linux, Online / Web-based, PortableApps.com and SaaS. The best alternative is Evince, which is both free and Open Source. Other great apps like Ghostscript are DocsPal (Free), XConvert.com (Free), eps viewer (Free) and AVS Document Converter (Free).
Evince (or GNOME Document Viewer) is a document viewer for multiple document formats: PDF, Postscript, djvu, tiff, dvi, XPS, SyncTex support with gedit, comics books (cbr,cbz,cb7 and cbt) and others. See Supported Document Formats for details.
DocsPal is a free online file converter. Convert your files online, instantly and for free: documents, video, audio, images, e-books, archives. You can also view your document directly in our Viewer page. And there is no need to download any software.
XConvert is a free online file convert tool provider. XConvert specialized in converting, compressing, splitting, and combining such as PDF, Microsoft Word, audio, video, and image file types. File Conversion: - Video converter
PS to PDF is a windows application which can offer the best performance available to provide speedy conversions from PostScript and Encapsulated PostScript to Portable Document Format (PDF). It supports to convert multiple PS/EPS files into one PDF file.