Yes, both OpenDrive and Dropbox Business offer a Free Trial.
OpenDrive is designed for Large Enterprises, Medium Business and Small Business.
Dropbox Business is designed for Large Enterprises, Medium Business and Small Business.
Pricing for OpenDrive Starts at $5/Month whereas for Dropbox Business Starts at $12.50/Month.
Some top alternatives to OpenDrive includes Nextcloud, Odrive, Backblaze, BackupVault Cloud Backup, IDrive Online, Livedrive, CloudAlly G Suite Backup, IBackup, Jottacloud and ZipCloud.
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.