Yes, both Backblaze and GoodSync offer a Free Trial.
Backblaze is designed for Individuals, Large Enterprises, Medium Business and Small Business.
GoodSync is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Backblaze Starts at $7/Month whereas for GoodSync Starts at $39.95/Year.
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.
Some top alternatives to GoodSync includes Ada, Sync.com, Resilio Connect, Acronis True Image, Handy Backup, MyPCBackup, Syncrify, ZipCloud, Resilio Sync Business and Allway Sync.