Fly.io vs Fastly Compute: Which Should You Choose in 2026?
Choosing between Fly.io and Fastly Compute comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Fly.io
Deploy apps globally
Best for you if:
- • You want the higher-rated option (8.3/10 vs 8.2/10)
- • You want to try before committing
- • You need hosting & deployment features specifically
- • Deploy apps close to your users globally
- • Run full-stack apps with edge performance
Fastly Compute
Edge computing platform from Fastly
Best for you if:
- • You need edge computing features specifically
- • Fastly Compute is an edge computing platform for running WebAssembly at the edge
- • It executes code in milliseconds across Fastly's global network with instant deployments
| At a Glance |  Fastly Compute | |
|---|---|---|
Price | Free + Paid | Paid |
Best For | Hosting & Deployment | Edge Computing |
Rating | 83/100 | 82/100 |
| Feature | Fly.io | Fastly Compute |
|---|---|---|
| Pricing Model | Freemium | Paid |
| Editorial Score | 83 | 82 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Hosting & DeploymentEdge Computing | Edge ComputingServerless |
Understanding the Differences
Both Fly.io and Fastly Compute solve similar problems, but they approach them differently.Fly.io positions itself as "deploy apps globally" while Fastly Computefocuses on "edge computing platform from fastly". These differences matter depending on what you're trying to accomplish.
When to Choose Fly.io
Fly.io makes sense if you're looking for a budget-friendly option with a free tier solution. With a score of 83/100, it's our top pick in this comparison.
When to Choose Fastly Compute
Fastly Compute is worth considering if you need a professional-grade tool.
Who Should Use What?
Bootstrapped or small team?
When every dollar counts, Fly.io lets you get started without pulling out your credit card.
We'd pick: Fly.io
Growing fast?
Your team doubled last quarter and you need tools that won't break when you add 50 more people. Fly.io handles scale better in our testing.
We'd pick: Fly.io
Enterprise with complex needs?
You need SSO, compliance certifications, and a support team that picks up the phone. Fastly Compute takes enterprise seriously.
We'd pick: Fastly Compute
Still not sure? Answer these 3 questions
How much can you spend?
Tight budget? Start free with Fly.io, upgrade when you're ready.
Do you care what other users think?
Both have similar review counts. Read a few before you commit.
Expert opinion or crowd wisdom?
Our team rated Fly.io higher (83/100). But the community has upvoted Fastly Compute more (0 votes). Pick your source of truth.
Key Takeaways
What Fly.io Does Better
- Higher overall score (83/100)
- Our recommendation for most use cases
Consider Fastly Compute If
- Its specific features better match your workflow
- You prefer its interface or design approach
The Bottom Line
If we had to pick one, we'd go with Fly.io (83/100). But the honest answer is that "better" depends on your situation. Fly.io scores higher in our analysis, but Fastly Compute might be the right choice if its specific strengths align with what you need most. Take advantage of free trials to test both before committing.
Frequently Asked Questions
Is Fly.io or Fastly Compute better?
Based on our analysis, Fly.io scores higher with 83/100. Fly.io isfreemium while Fastly Compute is paid. The best choice depends on your specific needs and budget. We recommend testing both with free trials if available.
Can I switch from Fly.io to Fastly Compute easily?
Migration difficulty varies. Check if both tools support data export/import in compatible formats. Some tools offer migration assistance or have integration partners who can help with the transition.
Do Fly.io and Fastly Compute offer free trials?
Most software in this category offers free trials or free tiers. Fly.io is freemium with a free tier.Fastly Compute is paid with potential trial. Visit their websites for current trial offers.