Yes, both WebMerge and ONLYOFFICE offer a Free Trial.
WebMerge is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
ONLYOFFICE is designed for Large Enterprises, Medium Business and Small Business.
The starting price of ONLYOFFICE begins at $1,200per One Server, while pricing details for WebMerge are unavailable.
Some top alternatives to WebMerge includes PandaDoc, LogicalDOC, AODocs, M-Files, Laserfiche, Docsvault, ONLYOFFICE, Dokmee Document Management, ShareFile, DocuWare and LibreOffice.
Some top alternatives to ONLYOFFICE includes PandaDoc, Nimbus Note, Zoho Docs, CDOC, LibreOffice, OfficeFiles, Ability Office, OfficeSuite, Collabora Online and WPS Office.