Backblaze B2 Cloud Storage Free

Explore this developer service’s free allowance, critical restrictions and official documentation before deploying.

INCLUDED FREE ALLOWANCE

First 10 GB of B2 object storage always free; free egress up to 3x average monthly stored bytes; Class A, B and C API transactions free.

Plan details

Plan: Ongoing free allowance
Credit card: Not required
Commercial use: Check provider
Last checked: 2026-10-19

Important restrictions

Storage beyond 10 GB is billed at $6.95/TB/month; non-partner egress beyond 3x average storage is $0.01/GB. Class D events exceed free 2,500/day at $0.004 per 10,000. Set spending safeguards before adding payment details; explicit commercial use rights for the free allowance are not separately stated.

View official documentation

Independent community listing, not affiliated with the provider. Always check the latest billing policy and quotas before enabling paid usage.