Yes, both One Backup and Arq offer a Free Trial.
One Backup is designed for Large Enterprises, Medium Business and Small Business.
Arq is designed for Medium Business and Small Business.
Pricing for One Backup Starts at $6/Month whereas for Arq Starts at $49.99per computer.
Some top alternatives to One Backup includes Ada, Axcient x360Sync, OwnBackup, Handy Backup, CloudAlly G Suite Backup, MyPCBackup, IBackup, Syncrify, ZipCloud and Rewind.
Some top alternatives to Arq includes and undefined.