Yes, both Dropbox Business and Frame.io offer a Free Trial.
Dropbox Business is designed for Large Enterprises, Medium Business and Small Business.
Frame.io is designed for Medium Business and Small Business.
Pricing for Dropbox Business Starts at $12.50/Month whereas for Frame.io Starts at $13/User/Month when Billed Yearly.
Some top alternatives to Dropbox Business includes CollaborateCloud, Google Workspace, Odrive, Sync.com, Google Drive, FileCloud, Box, Microsoft OneDrive for Business, Dropbox Professional and BluSync.
Some top alternatives to Frame.io includes Ziflow, Wipster, iconik, Zoho Flow, Flowz, Qualified, Superflow, Workvivo, Dropbox Replay, Suite Studios, Reviewflowz and Nextjournal.