Yes, both Google Drive and Dovetail offer a Free Trial.
Google Drive is designed for Large Enterprises, Medium Business and Small Business.
Dovetail is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Google Drive Starts at $8/User/Month whereas for Dovetail Starts at $15.
Some top alternatives to Google Drive includes CollaborateCloud, Odrive, CloudFiles, Dropbox Business, Zoho WorkDrive, FileCloud, Microsoft OneDrive for Business, Dropbox Professional, DocUp and OpenDrive.
Some top alternatives to Dovetail includes Figma, FigJam, UXPin, UX-App, UXCam, UserX, UXtweak, UserExperior, UserZoom, UserTesting, UXArmy and UX Metrics.