What are some alternatives?
When comparing Priore StudioPDF and Zamzar, you can also consider the following products
online2pdf.com - This Online PDF Converter can convert all your files to PDF but also compress and merge PDF files! Word, Excel, PowerPoint, images and any other kind of document can be easily converted to PDF on Online2PDF.
Online Convert - Convert files like images, video, documents, audio and more to other formats with this free and fast online converter.
CloudConvert - convert anything to anything - more than 200 different audio, video, document, ebook, archive, image, spreadsheet and presentation formats supported.
Free File Converter - Using Free File Convert you can convert your files into different formats.
HRCloud2 - A full-featured home-hosted Cloud Drive & Personal Assistant.
DocsPal - DocsPal is a free online file converter.