Railway vs Fly.io

Side-by-side — pricing, strengths, tradeoffs, and fit.

Railway

Infrastructure, simplified

Fly.io

Run your app close to your users

At a glance

Free Tier
· Not enough data·From Freemium
Free Tier
· Not enough data·From Freemium

Overview

One-liner

Infrastructure, simplified

One-liner

Run your app close to your users

Maturity

Not enough data

Maturity

Not enough data

Open source

✕ No

Open source

✕ No

Pricing

Free tier

✓ Available

Free tier

✓ Available

Starts at

Freemium

Starts at

Freemium

Model

Hybrid

Model

Usage-based

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

Developers who want Heroku-like simplicity with modern infrastructure, auto-deployments, and built-in Postgres/Redis

✓ Best for

Developers needing global deployment, low-latency APIs, or running full-stack apps with persistent storage near users

Not ideal for

✕ Not for

Large enterprises needing fine-grained Kubernetes control or multi-region SLA guarantees

✕ Not for

Teams that don't need multi-region deployment or prefer simpler Git-push workflows

Strengths

↑ Strengths

Git-based deploys
Built-in databases
Environment variables
Cron jobs

↑ Strengths

30+ regions
Docker-based deploys
Anycast networking
Persistent volumes

Weaknesses

↓ Weaknesses

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↓ Weaknesses

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Full Railway profile →Full Fly.io profile →