Yes, both MLens and Backblaze offer a Free Trial.
MLens is designed for Large Enterprises and Medium Business.
Backblaze is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of Backblaze begins at $7/Month, while pricing details for MLens are unavailable.
Some top alternatives to MLens includes NetApp, Carbonite, Backblaze, Rubrik, GoodSync, IDrive Online, Asigra Cloud Backup, Veeam Backup & Replication, OpenDrive and BigMIND Cloud Backup.
Some top alternatives to Backblaze includes Carbonite, BackupVault Cloud Backup, CloudAlly Office 365 backup, IDrive Online, Livedrive, Jungle Disk Encrypted Cloud Backup, Data Deposit Box, CloudAlly G Suite Backup, IBackup and AWS Backup.