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Free Azure Blob Storage alternatives: 4 apps ranked by verified data

Facts checked Nov 8, 2026AppBreakup editorialHow we rank

4 of the 5 Azure Blob Storage alternatives we track can be used for free (free, open source, or with a free plan). Amazon S3, Google Cloud Storage and Cloudflare R2 rank highest, with facts last verified Nov 8, 2026.

Quick comparison

#AppPricingVerified priceOpen sourcePlatformsVerified factsScore
1Amazon S3 logoAmazon S3Free plan + paidUp to $200 in credits for new AWS customersNoWeb7 of 768.8
2Google Cloud Storage logoGoogle Cloud StorageFree plan + paid—NoWeb6 of 664.8
3Cloudflare R2 logoCloudflare R2Free plan + paid$0.015 per GB-monthNoWeb6 of 661.8
4MinIO logoMinIOFree plan + paid—NoSelf-hosted, Linux5 of 557.5
  1. Amazon S3 logo

    1. Amazon S3Top pick

    Best for: Teams building on AWS that need archive tiers, lifecycle rules and deep service integrations

    Free plan + paidWeb

    68.8

    score / 100

    Why switch from Azure Blob Storage

    The de facto object storage API, supported by almost every backup and data tool.

    Pros

    • Many storage classes, including automatic tiering and Glacier archives
    • Integrates with nearly every AWS service
    • Designed for 11 nines of durability
    • Available in AWS regions worldwide

    Cons

    • Charges for data transfer out and per request, which makes bills hard to predict
    • Pricing tables are complex across classes and regions
    • More expensive per gigabyte than budget S3-compatible providers
    Visit Amazon S3 Compare with Azure Blob StorageDetails and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Amazon S3 a good Azure Blob Storage alternative?

    Verified facts

    7 of 7 verified
    Durability
    99.999999999% (11 nines)
    Checked Nov 1, 2026aws.amazon.com(opens source in a new tab)
    Automatic tiering
    S3 Intelligent-Tiering
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Archive storage
    S3 Glacier classes
    Checked Nov 1, 2026aws.amazon.com(opens source in a new tab)
    Storage classes
    Standard, Intelligent-Tiering, Infrequent Access, Express One Zone, Glacier
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Glacier Deep Archive
    From $0.00099 per GB a month
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Intelligent-Tiering Deep Archive
    From $1 per TB a month
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Free Tier
    Up to $200 in credits for new AWS customers
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
  2. Google Cloud Storage logo

    2. Google Cloud Storage

    Best for: Teams on Google Cloud that need durable object storage close to their compute and analytics.

    Free plan + paidWeb

    64.8

    score / 100

    Why switch from Azure Blob Storage

    Similar tiered storage classes with a monthly free allowance, for teams moving to Google Cloud.

    Pros

    • Four storage classes with automatic lifecycle moves
    • Small monthly free allowance plus starting credits
    • Works directly with BigQuery and other Google Cloud services
    • Regional, dual-region and multi-region bucket options

    Cons

    • Outbound data transfer is billed, unlike Cloudflare R2
    • Colder classes carry minimum storage durations
    • Pricing has many line items and is hard to predict
    Visit Google Cloud Storage Compare with Azure Blob StorageDetails and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Google Cloud Storage a good Azure Blob Storage alternative?

    Verified facts

    6 of 6 verified
    Free tier
    5 GiB Standard storage per month
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    New customer credit
    $300 in free credits
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Storage classes
    Standard, Nearline, Coldline, Archive
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Minimum duration
    Applies to Nearline, Coldline and Archive
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Dual-region Standard storage
    $0.022 per GB/month for each region SKU (Iowa + Oregon)
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Free plan
    Yes, 5 GB-months of Standard storage
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
  3. Cloudflare R2 logo

    3. Cloudflare R2

    Best for: Developers serving files to the web who want to avoid egress fees, especially on Cloudflare Workers

    Free plan + paidWeb

    61.8

    score / 100

    Why switch from Azure Blob Storage

    S3-compatible storage with no egress fees, cheaper when you serve a lot of data to users.

    Pros

    • No egress charges for any storage class
    • Free tier of 10 GB storage and millions of operations a month
    • Native Workers API alongside S3 compatibility
    • Built-in tools to migrate data from other providers

    Cons

    • Write operations cost more per million than on some rivals
    • Infrequent Access class has retrieval fees and no free tier
    • Fewer storage tiers and data management features than Amazon S3
    Visit Cloudflare R2 Compare with Azure Blob StorageDetails and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Cloudflare R2 a good Azure Blob Storage alternative?

    Verified facts

    6 of 6 verified
    Egress fees
    None
    Checked Nov 8, 2026developers.cloudflare.com(opens source in a new tab)
    Standard storage price
    $0.015 per GB-month
    Checked Nov 8, 2026developers.cloudflare.com(opens source in a new tab)
    Free tier
    10 GB storage per month
    Checked Nov 8, 2026developers.cloudflare.com(opens source in a new tab)
    S3 compatible
    Yes
    Checked Nov 8, 2026cloudflare.com(opens source in a new tab)
    Infrequent Access storage
    $0.01 per GB-month
    Checked Nov 8, 2026developers.cloudflare.com(opens source in a new tab)
    Class A operations
    $4.50 per million requests (Standard)
    Checked Nov 8, 2026developers.cloudflare.com(opens source in a new tab)
  4. MinIO logo

    4. MinIO

    Best for: Organisations that need S3-compatible storage on their own hardware, with enterprise support

    Free plan + paidSelf-hostableSelf-hosted, Linux

    57.5

    score / 100

    Why switch from Azure Blob Storage

    Self-hosted S3-compatible storage for keeping data in your own data centre.

    Pros

    • Drop-in S3 API compatibility for existing tools and SDKs
    • Runs on-premises, at the edge or in any cloud
    • Enterprise features such as replication, encryption and immutability

    Cons

    • Open-source repository is archived and no longer developed
    • Free tier is limited to single-node deployments
    • Multi-node clusters need a paid subscription
    Visit MinIO Details and reviews
    How this score is calculated
    Editorial fit ×0.363
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is MinIO a good Azure Blob Storage alternative?

    Verified facts

    5 of 5 verified
    Free plan
    Single-node deployments
    Checked Nov 8, 2026min.io(opens source in a new tab)
    Free trial
    60 days (Enterprise tiers)
    Checked Nov 8, 2026min.io(opens source in a new tab)
    S3 compatible
    Yes
    Checked Nov 8, 2026min.io(opens source in a new tab)
    Open-source license
    AGPL-3.0
    Checked Nov 3, 2026github.com(opens source in a new tab)
    Open-source repo
    Archived
    Checked Nov 3, 2026github.com(opens source in a new tab)