Backblaze B2 vs SpiderOak: Complete Comparison (2026)
In comparing Backblaze B2 and SpiderOak in 2026, Backblaze B2 is the stronger choice for developers and businesses needing affordable, s3-compatible object storage due to very cheap storage cost. SpiderOak excels for security-focused individuals and businesses wanting zero-knowledge cloud backup with true zero-knowledge architecture. Backblaze B2 offers S3-compatible API, 10GB free, CDN integration starting at $0.006/GB/mo with a free plan. SpiderOak provides Zero-knowledge encryption, Cross-platform sync, File versioning from $6/mo. For teams prioritizing value, Backblaze B2 delivers a hiltonsoftware Score of 78/100. Backblaze B2 and SpiderOak compete in the cloud storage segment of the SaaS market, where cloud-native solutions, API integrations, and workflow automation drive enterprise and SMB adoption. Other leading cloud storage tools include Google Drive, Dropbox, OneDrive. Backblaze B2 serves 500K+ users globally (founded 2007) while SpiderOak reports 100K+ active users (founded 2007).
Backblaze B2 vs SpiderOak at a Glance
What are the main differences between Backblaze B2 and SpiderOak?
Backblaze B2 and SpiderOak differ across ease of use, features, value, support, integrations, scalability, and learning curve. Backblaze B2 leads in 7 of 7 categories.
What are the pros and cons of Backblaze B2 vs SpiderOak?
Which is better, Backblaze B2 or SpiderOak?
After evaluating Backblaze B2 and SpiderOak across features, pricing, integrations, and user satisfaction, Backblaze B2 earns a higher hiltonsoftware Score of 78/100 versus SpiderOak at 63/100. Backblaze B2 stands out for "very cheap storage cost" and "s3 api compatible". SpiderOak delivers competitive advantages in "true zero-knowledge architecture", making SpiderOak a viable alternative.
On pricing, Backblaze B2 offers a free plan for SMBs and startups. SpiderOak starts at $6/mo with no free tier, but justifies the cost with zero-knowledge encryption and cross-platform sync and enterprise-grade scalability.
Bottom line: Choose Backblaze B2 for developers and businesses needing affordable, s3-compatible object storage. Choose SpiderOak for security-focused individuals and businesses wanting zero-knowledge cloud backup. Both Backblaze B2 and SpiderOak are established cloud storage platforms.
Developers and businesses needing affordable, S3-compatible object storage.
Security-focused individuals and businesses wanting zero-knowledge cloud backup.
Backblaze B2 vs SpiderOak: Frequently Asked Questions
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Reviewed by Sarah Mitchell, Cloud & Developer Tools Editor. Last updated: 2026-04-24. Pricing verified: March 2026.
Read our scoring methodology to understand how the hiltonsoftware Score is calculated.