Backblaze B2

Backblaze B2

★★★★ 4.5
VS
Filen

Filen

★★★★ 4.7

Backblaze B2 vs Filen Comparison 2026

Comparing pricing, features, and security to help you choose the best cloud storage.

Feature Comparison

Feature Backblaze B2 Filen
Free Storage 10 GB 10 GB
Starting Price $6.00/mo $2.15/mo
End-to-End Encryption ❌ No ✅ Included
File Versioning ✅ Yes ✅ Yes
Collaboration ❌ No ❌ No
API Access ✅ Yes ✅ Yes
Founded 2007 2020

Backblaze B2 Pros & Cons

Pros

  • Lowest price per GB for large storage
  • S3-compatible API
  • Free egress via Cloudflare partnership
  • No minimum fees
  • Transparent pricing

Cons

  • Not consumer-friendly interface
  • No desktop sync (API/apps only)
  • Egress fees apply (outside Cloudflare)
  • Requires technical knowledge

Filen Pros & Cons

Pros

  • Best-in-class privacy (zero-knowledge)
  • Extremely affordable
  • German privacy laws
  • Modern, clean interface

Cons

  • Limited collaboration features
  • Smaller company/team

Try Backblaze B2

Backblaze B2 is a developer-friendly S3-compatible cloud storage with transparent, pay-as-you-go pri...

Visit Backblaze B2

Try Filen

Filen is a highly secure, zero-knowledge cloud storage provider based in Germany, known for its extr...

Visit Filen