Fly.io

Run containers at the edge, worldwide.

8.5/10

At a glance

Vendor: Fly.io
Pricing: Pay-as-you-go from ~$2/mo for a small app; no free tier for new accounts (short trial only)
Free tier: —
Best for: Run containers at the edge, worldwide.

Our verdict

The power user's PaaS: lowest raw compute cost and true global reach, if you're comfortable with a CLI and don't mind metering every component.

Pricing: Pay-as-you-go from ~$2/mo for a small app; no free tier for new accounts (short trial only) · Vendor: Fly.io

Scores

★★★★☆8.5/10

Ease Of Use7/10

Performance & Reliability9/10

Speed9/10

Value9/10

Pros & cons

Pros

30+ regions with Anycast routing
Machines scale to zero — you stop paying when idle
Cheapest raw compute of the managed options
Docker-native, full control of the runtime

Cons

CLI-first: steeper learning curve than Railway/Render
Per-component billing needs a spreadsheet to predict
No ongoing free allowance for new accounts
Managed Postgres is pricey (from ~$38/mo)

📡 On our radar: we re-check this tool's pricing and feature set against official sources on a rolling basis. Last site-wide refresh: 2026-09-29. Prices change fast — confirm on the official site before buying.