Yes, both Content Central and Scan123 offer a Free Trial.
Content Central is designed for Large Enterprises, Medium Business and Small Business.
Scan123 is designed for Medium Business and Small Business.
Pricing for Content Central Starts at $35/User/Month whereas for Scan123 Starts at $349/Month when Billed Yearly.
Some top alternatives to Content Central includes PandaDoc, M-Files, PaperNIC, DocuWare, CDOC, Greenbox, docMgt, EZ Doc Filer, Addmin, docEdge DMS and Docsmore.
Some top alternatives to Scan123 includes CollaborateCloud, Content Central, CDOC, DocUp, Cabinet EDMS, docMgt, etfile, EZ Doc Filer, Microsoft Power BI and DealersCloud.