psutils is described as 'PSUtils is a collection of useful utilities for manipulating PostScript documents'. There are three alternatives to psutils for Windows, Linux, Online / Web-based, PortableApps.com and SaaS. The best alternative is Ghostscript, which is both free and Open Source. Other great apps like psutils are PS2PDF.com (Free) and PS to PDF (Paid).
PS2PDF is a free online file convert tool provider. PS2PDF 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.