Yes, both DocuSign and Box offer a Free Trial.
DocuSign is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Box is designed for Large Enterprises, Medium Business and Small Business.
Pricing for DocuSign Starts at $10/Month when Billed Yearly whereas for Box Starts at $5/User/Month when Billed Yearly.
Some top alternatives to DocuSign includes PandaDoc, Signaturit, SignEasy, Adobe Sign, Legalesign, Zoho Sign, HelloSign, Conga Sign, Document eSign and E-Sign.
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.