Yes, both Box and Dropbox Professional offer a Free Trial.
Box is designed for Large Enterprises, Medium Business and Small Business.
Dropbox Professional is designed for and undefined.
Pricing for Box Starts at $5/User/Month when Billed Yearly whereas for Dropbox Professional Starts at $9.99/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 Dropbox Professional includes CollaborateCloud, CloudFiles, Dropbox Business, FileCloud, ownCloud, MyDocsOnline, FilesAnywhere, DocUp, etfile and Dropbox Paper.
