SpiderOak provides an easy, secure and consolidated online backup, storage, access, sharing & sync tool for Windows, macOS, and Linux (Ubuntu, Debian & Fedora). SpiderOak offers a different approach to online backup, synchronization, and sharing.

The best paid alternative to BackBlaze is Spideroak One Backup . If that doesn't suit you, our users have ranked more than 100 alternatives to BackBlaze and loads of them is paid so hopefully you can find a suitable replacement. Other interesting paid alternatives to BackBlaze are Tresorit, CrashPlan, Microsoft Azure and SugarSync.
SpiderOak provides an easy, secure and consolidated online backup, storage, access, sharing & sync tool for Windows, macOS, and Linux (Ubuntu, Debian & Fedora). SpiderOak offers a different approach to online backup, synchronization, and sharing.

End-to-end encrypted file synchronization and sharing on desktop and mobile, featuring admin controls, auditing, link-based sharing, two-factor authentication, offline access, granular permission management, and protection for sensitive workplace documents.




Provides continuous, automated cloud backup and secure, scalable recovery for business servers, endpoints, Microsoft 365, and Google Workspace, protecting critical data from deletion, ransomware, and failure with compliance, threat detection, and easy management features.




The Azure cloud platform is more than 200 products and cloud services designed to help you bring new solutions to life—to solve today’s challenges and create the future. Build, run, and manage applications across multiple clouds, on-premises, and at the edge, with the tools and...




SugarSync is the best way to backup, access, sync, and share all your files and folders including documents, photos, videos, and music — from any computer or mobile device.




Storj Object Storage is a distributed cloud object storage which is fully Amazon S3-compatible, globally distributed and encrypted.




FileCloud is a hyper-secure, content collaboration platform (CCP) enabling powerful file sharing and compliance for millions of users.




Creates your backup quickly and easily to an external hard drive, optical media or the cloud.






MSP360 Backup provides SMBs with an affordable and secure backup solution that works on all major platforms, including Windows, Linux, Mac, Hyper-V, and VMware.



Livedrive is creating technology that will revolutionise the way people store and access their files, photos, music, videos and other digital content.




Spideroak offers a "zero-knowledge" policy by default (they can't look at your files even if they wanted to) - which is great. Backblaze has this only as an option. Spideroak works on Linux, Backblaze has no Linux client. Backblaze is cheaper, but is for backups exclusively whereas with Spideroak you can also sync files between computers.