B2 Cloud Storage - Calculator Backblaze provides this calculator as an estimate.

STEP 1: INITIAL UPLOAD GB STEP 2: MONTHLY PATTERN OF DATA USAGE Upload: GB Delete: GB Download: GB STEP 3: CALCULATION PERIOD Number of Months: Months Storage Costs Storage Cost for Initial Month: x Data Added Each Month: x Data Deleted Each Month: x Monthly Net New Storage: x Download Costs Monthly Download Cost: x Total Total Cost for x Months x SEE HOW B2 COMPARES

* Figures are not exact and do not include the following: Free first 10 GB of storage, free 1 GB of daily downloads, or $.004/10,000 class B Transactions and $.004/1,000 Class C Transactions. All prices subject to applicable local taxes.