Yes, both Box and DocuSign offer a Free Trial.
Box is designed for Large Enterprises, Medium Business and Small Business.
DocuSign is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Box Starts at $5/User/Month when Billed Yearly whereas for DocuSign Starts at $10/Month when Billed Yearly.
Some top alternatives to Box includes CollaborateCloud, Microsoft SharePoint, Dropbox Business, FileCloud, ownCloud, Microsoft OneDrive for Business, Dropbox Professional, Citrix Content Collaboration, Genialcloud Facsys and Box Skills.
Some top alternatives to DocuSign includes PandaDoc, Signaturit, SignEasy, Adobe Sign, Legalesign, Zoho Sign, HelloSign, Conga Sign, Document eSign and E-Sign.