Yes, both Filestage and Docsmore offer a Free Trial.
Filestage is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Docsmore is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Filestage Starts at $19/User/Month when Billed Yearly whereas for Docsmore Starts at $18/User/Month when Billed Yearly.
Some top alternatives to Filestage includes PageProof, GoProof, Ziflow, ProofCafe, QuickReviewer, Workgroups DaVinci Proof, WebProof, Coment, MediaMarkup and Proofing.
Some top alternatives to Docsmore includes PandaDoc, M-Files, Dokmee Document Management, Documentator, Avodocs, Documint, docMgt, Doc.It Suite, DocControl, EZ Doc Filer and Documate.