Fly.io →
Edge Performance, EU Simplicity
Fly.io is powerful but complex. Runsite gives you the same edge: EU data centers, Docker support, with zero DevOps.
Best Fly.io alternative: quick answer
The best Fly.io alternative depends on your stack, but for EU-based indie developers and small startups, Runsite is the strongest option: GDPR-compliant hosting in Frankfurt (eu-central), predictable EUR pricing with hard spending caps, and a permanent free tier that needs no credit card. Unlike Fly.io, your data never leaves the EU or falls under the US CLOUD Act, so compliance is the default rather than a configuration step.
// comparison
Runsite vs Fly.io
Side-by-side. No marketing fluff, just facts.
| Feature | Runsite | Fly.io |
|---|---|---|
| Setup Complexity | ✓ Git push deploy | flyctl CLI + TOML config |
| EU Data Centers | ✓ Frankfurt (eu-central) | ✓ Multiple EU regions |
| GDPR Compliance | ✓ EU entity, full compliance | ✗ US company |
| Free Tier | ✓ Permanent | ✓ $5/mo free allowance |
| Managed PostgreSQL | ✓ From €5/mo | ✓ Fly Postgres |
| Docker Support | ✓ Any Dockerfile | ✓ Firecracker VMs |
| Spending Limits | ✓ Hard cap + alerts | ✗ Usage-based only |
| Learning Curve | ✓ Minimal: connect GitHub, deploy | Steep: Machines API, volumes, TOML |
Pricing and feature details verified June 2026. Always confirm current rates on Fly.io’s official pricing page.
// in-depth comparison
Fly.io vs Runsite: What You Need to Know
The thing that trips people up on Fly.io is the complexity, not the capability. The fly.toml configuration, Machines API, volume management, and region-aware routing all require significant learning before you ship. Per-second billing across multiple dimensions (CPU, RAM, bandwidth, IPs) makes cost prediction difficult, and because Fly.io is a US company, even its EU regions leave your account and metadata under US jurisdiction.
None of that is a knock on the engineering. Firecracker microVMs, global edge deployment, WireGuard-based private networking, and a powerful Machines API give you fine-grained control over where and how your containers run. For developers who want infrastructure-level flexibility with some PaaS convenience, Fly.io delivers.
Runsite makes the opposite trade, swapping low-level control for simplicity: connect GitHub, pick a region, deploy. Fixed monthly pricing with hard spending caps and full EU legal compliance. If you want Docker hosting in Europe without learning a new infrastructure API, and you value predictable costs over edge computing flexibility, Runsite removes the operational overhead that Fly.io requires.
// why switch
Built for European Developers
Everything you need, nothing you don't. Hosted where your users are.
Zero Config Deploys
Connect your GitHub repo and deploy. No TOML files, no Machines API, no flyctl. Just git push.
EU Entity, Real GDPR
Fly.io has EU regions but is a US company. Runsite is EU-registered: true legal compliance, beyond EU servers alone.
No Usage Surprises
Fly.io's per-second billing can surprise you. Runsite has fixed plans with hard spending caps.
// fly.io problems → runsite solutions
Common Fly.io frustrations. Sound familiar?
Every Fly.io frustration, solved.
Fly.io problem
"Fly.io has a steep learning curve"
Machines API, fly.toml, volumes, regions. Fly.io is powerful but requires significant DevOps knowledge.
Runsite solution
Git push and done
Connect your GitHub repo, pick a region, deploy. No config files, no CLI learning curve.
Fly.io problem
"Fly.io is a US company"
Even with EU regions, Fly.io is subject to US jurisdiction and the CLOUD Act.
Runsite solution
EU-registered entity
Runsite is an EU company. Your data is governed by European law, period.
Fly.io problem
"Usage-based billing is unpredictable"
Per-second VM billing and bandwidth charges make it hard to predict monthly costs.
Runsite solution
Fixed plans + hard caps
Know exactly what you'll pay. Set a spending limit that can't be exceeded.
// getting started
Deploy in 3 Steps
From git push to live, in under 2 minutes.
curl -fsSL https://runsite.app/install | sh runsite init --from github runsite deploy --region eu-central // same platform, other angles
Keep exploring
Deploy Without the Complexity
EU hosting. Docker support. No DevOps required.
Start Free on Runsite →