Yes, both SOHODOX and Content Central offer a Free Trial.
SOHODOX is designed for Individuals and Small Business.
Content Central is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SOHODOX Starts at $199One Time Payment whereas for Content Central Starts at $35/User/Month.
Some top alternatives to SOHODOX includes PandaDoc, XaitPorter, PaperNIC, DocuWare, Content Central, CDOC, Documint, PaperTrail, EZ Doc Filer, Paperlez and Docsmore.
Some top alternatives to Content Central includes PandaDoc, M-Files, PaperNIC, DocuWare, CDOC, Greenbox, docMgt, EZ Doc Filer, Addmin, docEdge DMS and Docsmore.