Yes, both Clust and MyDocsOnline offer a Free Trial.
Clust is designed for Medium Business and Small Business.
MyDocsOnline is designed for Large Enterprises, Medium Business and Small Business.
The starting price of MyDocsOnline begins at $9.95/Month, while pricing details for Clust are unavailable.
Some top alternatives to Clust includes PandaDoc, Document Locator, Docsvault, PaperNIC, DocuWare, Documint, docMgt, EZ Doc Filer, docEdge DMS, MSB Docs and Docsmore.
Some top alternatives to MyDocsOnline includes DocSend, CloudFiles, FileCloud, ownCloud, Quatrix, Cloudup, DocUp, AcceleWeb Files, Microsoft Power BI and Amazon WorkDocs.