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Cloudflare R2

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S3-compatible object storage with zero egress fees

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Reviews onG2Capterra
882 reviews tracked

The Bottom Line

Entry price

Free plan available, paid tiers above

Biggest pro

No egress fees

Biggest con

Newer service

TL;DR - Cloudflare R2

  • Cloudflare R2 is a global object storage solution offering S3-compatible APIs and zero egress fees.
  • It enables flexible, multicloud architectures and integrates natively with Cloudflare Workers for edge functions.
  • R2 supports use cases like AI/ML data storage and dynamic content delivery, and can function as a data warehouse with Apache Iceberg integration.
Pricing: Free plan available
Best for: Growing teams
4.6/5 across review platforms

What is Cloudflare R2?

Editorial review
Cloudflare R2 is an S3-compatible object storage service with zero egress fees. It integrates seamlessly with Cloudflare's global network for fast delivery.

Available on: Web

Pros & Cons

Pros

  • No egress fees
  • S3 compatible
  • Cloudflare integration
  • Good free tier

Cons

  • Newer service
  • Fewer features
  • Limited ecosystem

Ratings Across the Web

4.6(882 reviews)

Ratings aggregated from independent review platforms. Learn more

Key Features

S3 compatibleZero egress feesGlobal distributionWorkers integrationAutomatic migrationFree tier

Pricing Plans

Free

Free

  • 10 GB storage
  • 1M Class A ops
  • 10M Class B ops
  • Zero egress fees

Pay as you go

$0.015 / GB

  • Unlimited storage
  • $4.50/million Class A
  • $0.36/million Class B
  • Zero egress fees

Reviews

4.6/5

Across 882 verified user reviews on G2, Capterra

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Cloudflare R2 FAQ

How does Cloudflare R2 integrate with other Cloudflare services?

Cloudflare R2 natively integrates with Cloudflare Workers. This integration allows for easy authentication, request routing, and deployment of edge functions across Cloudflare's global network of over 330 data centers.

What are the primary use cases for Cloudflare R2, beyond basic object storage?

Cloudflare R2 is designed for storing and training AI/ML datasets and model checkpoints without egress fees, enabling flexible use of GPU compute globally. It also transforms into a data warehouse with Apache Iceberg integration, allowing for in-place data analytics directly on stored data.

Can I migrate existing data from other cloud providers to Cloudflare R2?

Yes, Cloudflare R2 offers an automated migration service. This service facilitates migrating objects either all at once or incrementally over time, depending on your specific needs.

What is the difference between Standard Storage and Infrequent Access Storage in Cloudflare R2?

Standard Storage is the default and is optimized for frequently accessed data, costing $0.015 per GB-month. Infrequent Access Storage is for data accessed less often, with a lower storage cost of $0.01 per GB-month, but includes retrieval fees and a 30-day minimum storage duration.

How does Cloudflare R2 help in building multicloud architectures?

Cloudflare R2's S3-compatible API and zero egress fees enable the creation of flexible, multicloud architectures. This allows for effortless data movement between different cloud providers and helps avoid vendor lock-in.