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Fastly Review

4.4(2,600)Starting at CustomAPI
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Verdict: Fastly earns 4.4/5 from 2,600 reviews, ranking #5 of 5 CDN tools we track. It suits Developer-led & large sites best. Instant cache purging is its standout strength, while more technical is the main trade-off to weigh.

Our take on Fastly

Fastly is a high-performance CDN prized for instant cache purging, edge compute (Compute@Edge), and fine-grained control via VCL — popular with large, developer-led sites.

Key features

  • Instant purge
  • Edge compute (Compute@Edge)
  • VCL configuration
  • Real-time logs
  • Image optimizer

Pros & cons

Pros

  • Instant cache purging
  • Powerful edge control
  • Great real-time logs

Cons

  • More technical
  • Usage pricing needs monitoring

Who Fastly is for

A good fit if…

  • • You are developer-led & large sites.
  • • Your use case is high-traffic sites.
  • • Your use case is dynamic content.
  • • Your use case is edge logic.
  • Instant cache purging matters to you.

Look elsewhere if…

  • More technical would be a dealbreaker.
  • Usage pricing needs monitoring would be a dealbreaker.
PlanPricePer year
Pay-as-you-goPopularCustom

How Fastly compares

MeasureFastlyCategory average
Rating4.4/54.6/5
Starting priceCustom
Rank by rating#5 of 5
Public APIYes4 of 4 offer one

Integrations

TerraformGitHubDatadogAPI

Alternatives to consider

All Fastly alternatives →
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Bunny.net

Fast, dead-simple CDN at low cost

4.8/5 · from Custom
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Cloudflare

Global CDN, security & edge platform

4.7/5 · from Free
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KeyCDN logo
KeyCDN

Straightforward pay-as-you-go CDN

4.5/5 · from Custom
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Amazon CloudFront logo
Amazon CloudFront

AWS-native global CDN

4.4/5 · from Free
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Bottom line on Fastly

4.4/5 · Paid · best for Developer-led & large sites

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Frequently asked questions

Is Fastly worth it?+

Fastly is rated 4.4/5 across 2,600 reviews and is best suited to Developer-led & large sites. Instant cache purging is the standout strength; the main trade-off is more technical.

What do users like most about Fastly?+

Instant cache purging, Powerful edge control, Great real-time logs.

What are the downsides of Fastly?+

More technical, Usage pricing needs monitoring. Whether these matter depends on your use case — see who it is and isn't for above.

How much does Fastly cost?+

Fastly uses custom, quote-based pricing. Contact their sales team for a quote.

How does Fastly compare with other CDN tools?+

Among the 5 CDN tools we track, Fastly ranks #5 by rating (4.4/5 vs a 4.6/5 category average).

What is Fastly best used for?+

High-traffic sites, Dynamic content, Edge logic.